CN111329135A - Underwear fabric compounded with nano antibacterial fibers and preparation method thereof - Google Patents
Underwear fabric compounded with nano antibacterial fibers and preparation method thereof Download PDFInfo
- Publication number
- CN111329135A CN111329135A CN202010089094.XA CN202010089094A CN111329135A CN 111329135 A CN111329135 A CN 111329135A CN 202010089094 A CN202010089094 A CN 202010089094A CN 111329135 A CN111329135 A CN 111329135A
- Authority
- CN
- China
- Prior art keywords
- nano antibacterial
- spinning
- molecular sieve
- solution
- fabric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 130
- 239000004744 fabric Substances 0.000 title claims abstract description 111
- 239000000835 fiber Substances 0.000 title claims abstract description 71
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000002808 molecular sieve Substances 0.000 claims abstract description 72
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 72
- 238000009987 spinning Methods 0.000 claims abstract description 72
- 229920000642 polymer Polymers 0.000 claims abstract description 49
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000010041 electrostatic spinning Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 30
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 29
- 229910052709 silver Inorganic materials 0.000 claims abstract description 28
- 239000004332 silver Substances 0.000 claims abstract description 28
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000002131 composite material Substances 0.000 claims abstract description 22
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000008569 process Effects 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 13
- 229910001961 silver nitrate Inorganic materials 0.000 claims abstract description 13
- 238000001179 sorption measurement Methods 0.000 claims abstract description 12
- 238000007731 hot pressing Methods 0.000 claims abstract description 10
- 238000001523 electrospinning Methods 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 238000003860 storage Methods 0.000 claims abstract description 9
- -1 silver ions Chemical class 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000004140 cleaning Methods 0.000 claims description 17
- 239000002904 solvent Substances 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 13
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000000853 adhesive Substances 0.000 claims description 10
- 230000001070 adhesive effect Effects 0.000 claims description 10
- 239000011261 inert gas Substances 0.000 claims description 10
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 9
- 238000005406 washing Methods 0.000 claims description 9
- 230000007935 neutral effect Effects 0.000 claims description 8
- 230000001954 sterilising effect Effects 0.000 claims description 8
- 239000002033 PVDF binder Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 7
- 239000011230 binding agent Substances 0.000 claims description 6
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 6
- JTTIOYHBNXDJOD-UHFFFAOYSA-N 2,4,6-triaminopyrimidine Chemical compound NC1=CC(N)=NC(N)=N1 JTTIOYHBNXDJOD-UHFFFAOYSA-N 0.000 claims description 5
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 5
- 229910021536 Zeolite Inorganic materials 0.000 claims description 5
- 229920002678 cellulose Polymers 0.000 claims description 5
- 239000001913 cellulose Substances 0.000 claims description 5
- 229920002301 cellulose acetate Polymers 0.000 claims description 5
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 5
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 5
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 5
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 5
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 5
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 239000010457 zeolite Substances 0.000 claims description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 claims description 4
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 4
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 4
- FGBJXOREULPLGL-UHFFFAOYSA-N ethyl cyanoacrylate Chemical compound CCOC(=O)C(=C)C#N FGBJXOREULPLGL-UHFFFAOYSA-N 0.000 claims description 4
- 229940053009 ethyl cyanoacrylate Drugs 0.000 claims description 4
- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 238000013329 compounding Methods 0.000 abstract description 15
- 230000035699 permeability Effects 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 5
- 239000002121 nanofiber Substances 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 70
- 230000000694 effects Effects 0.000 description 10
- 239000012528 membrane Substances 0.000 description 9
- 241000894006 Bacteria Species 0.000 description 8
- 239000000126 substance Substances 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 108091005804 Peptidases Proteins 0.000 description 4
- 239000004365 Protease Substances 0.000 description 4
- 102100037486 Reverse transcriptase/ribonuclease H Human genes 0.000 description 4
- FOIXSVOLVBLSDH-UHFFFAOYSA-N Silver ion Chemical compound [Ag+] FOIXSVOLVBLSDH-UHFFFAOYSA-N 0.000 description 4
- 239000003242 anti bacterial agent Substances 0.000 description 4
- 230000003115 biocidal effect Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000004898 kneading Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000002147 killing effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000009958 sewing Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 210000004243 sweat Anatomy 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- QMFAFDNDZNWVLK-UHFFFAOYSA-N 1-ethenylpyrrolidin-2-one;prop-2-enenitrile Chemical compound C=CC#N.C=CN1CCCC1=O QMFAFDNDZNWVLK-UHFFFAOYSA-N 0.000 description 1
- 241001480043 Arthrodermataceae Species 0.000 description 1
- 208000035985 Body Odor Diseases 0.000 description 1
- 241000222122 Candida albicans Species 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 241000588724 Escherichia coli Species 0.000 description 1
- 241000588653 Neisseria Species 0.000 description 1
- 206010040904 Skin odour abnormal Diseases 0.000 description 1
- 241000191967 Staphylococcus aureus Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229940095731 candida albicans Drugs 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000037304 dermatophytes Effects 0.000 description 1
- 239000004835 fabric adhesive Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
- A41B17/00—Selection of special materials for underwear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/162—Cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0015—Electro-spinning characterised by the initial state of the material
- D01D5/003—Electro-spinning characterised by the initial state of the material the material being a polymer solution or dispersion
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
- D01D5/0076—Electro-spinning characterised by the electro-spinning apparatus characterised by the collecting device, e.g. drum, wheel, endless belt, plate or grid
- D01D5/0084—Coating by electro-spinning, i.e. the electro-spun fibres are not removed from the collecting device but remain integral with it, e.g. coating of prostheses
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
- D01F1/103—Agents inhibiting growth of microorganisms
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/08—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyacrylonitrile as constituent
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/10—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one other macromolecular compound obtained by reactions only involving carbon-to-carbon unsaturated bonds as constituent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
- B32B2307/7145—Rot proof, resistant to bacteria, mildew, mould, fungi
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2437/00—Clothing
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Materials Engineering (AREA)
- Dispersion Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The invention provides a composite nano antibacterial fiber underwear fabric and a preparation method thereof, and the preparation method comprises the following specific steps: adding a molecular sieve into the silver nitrate solution, uniformly mixing, standing for adsorption, filtering, drying and roasting to obtain a nano-silver loaded molecular sieve; dispersing in a high molecular polymer solution, and defoaming to obtain a nano antibacterial spinning solution; adding the nano antibacterial spinning solution into a solution storage mechanism of electrostatic spinning equipment, taking a base cloth layer as a spinning collection mechanism of electrostatic spinning, and directly electro-spinning a composite nano antibacterial fiber layer on the surface of the base cloth layer by using the electrostatic spinning equipment; and compounding the fabric layer on the outer surface of the nano antibacterial fiber layer by adopting a hot pressing process to obtain the underwear fabric compounded with the nano antibacterial fibers. The silver and the graphene are processed into the nano fibers and are quickly embedded into the fabric, so that various antibacterial materials are compounded into the nano antibacterial fibers at one time, and the nano antibacterial fiber has high porosity and specific surface area, and brings air and moisture permeability and antibacterial effects.
Description
Technical Field
The invention relates to the technical field of garment processing, in particular to the field of high polymer materials, and relates to a composite nano antibacterial fiber underwear fabric and a preparation method thereof.
Background
As underwear of people, consumers have higher and higher requirements on comfort, air permeability and moisture permeability and the ability of keeping cleanness. The traditional fabric has poor performance in maintaining long-term antibacterial effect, is difficult to prevent bacteria from breeding, generates peculiar smell and affects health. The antibacterial fabric on the market is mostly added with the synthesized antibacterial agent and the antibacterial nano-silver to improve the antibacterial property of the fabric, but the synthesized antibacterial agent has the problem of skin stimulation and is easy to drop and leave, and the antibacterial nano-silver can be absorbed by people through pores of the skin and enter the human body, so that the health of consumers is influenced.
The preparation method of the traditional antibacterial underwear fabric is roughly divided into two methods: one is that: blending the antibacterial fiber yarn and the fabric yarn; the antibacterial fiber yarns need to be additionally prepared and then are blended with the fabric yarns to form the antibacterial fabric, the existing fabric cannot be utilized for preparation, the needed process is multiple, and the consumed time is long. The other is as follows: based on the operations of coating, soaking and the like on the fabric fibril, a layer of antibacterial substance is attached to the fibril, thereby achieving the aim of antibiosis; the antibacterial substances attached to the fabric fibrils need to be subjected to operations such as coating, soaking and the like, the number of required processes is large, and the attached antibacterial substances are mostly in a scaly blocky structure, so that the shedding residue is easily caused by the operations such as kneading and the like, the softness of the fabric is reduced and the like; meanwhile, the method has the problems of waste of a large amount of antibacterial solution, insufficient utilization rate of raw materials and the like in processing.
Patent CN 108716115a discloses an antibacterial fiber, a preparation method and an application thereof, which is mainly prepared by coating a blend solution with a silver-loaded antibacterial agent on fibrils and then drying, but the method is difficult to ensure the adhesion and lasting antibacterial property of antibacterial substances on the fibrils, and is easy to drop off and remain, and meanwhile, the method needs a large amount of antibacterial blend solution for coating, which is easy to cause waste, and the coating mode is not beneficial to full utilization, and is not suitable for large-scale production. Patent CN209573256U provides a pair of moisture-absorbing and sweat-releasing antibacterial underpants, which mainly increases the air permeability by adding a front and a back double-layer heat dissipation blocks, and adds a silver ion antibacterial layer to achieve the antibacterial effect. However, the method has a complex processing flow, needs to sew a plurality of functional layers (a front stop block, a front radiating block, a front sewing strip, a front leakage-proof block, a rear stop block, a rear radiating block, a rear sewing strip and a rear leakage-proof block), does not describe what material the silver ion antibacterial layer is made of, and cannot guarantee the antibacterial effect and the durability of the silver ion antibacterial layer. Patent CN209825241U provides an antibiotic pants of graphite alkene with honeycomb structure, and it mainly realizes ventilative moisture absorption through increasing the ventilative cotton pad of moisture absorption that has the bleeder vent, increases the surface fabric that has graphite alkene in order to reach antibiotic effect. However, the graphene fabric prepared by the method is formed by connecting a plurality of honeycomb-shaped graphene, and has the problems of poor mechanical performance, easy peeling and falling off during cleaning and kneading, and the like. CN1958136A discloses a method for manufacturing an antibacterial acrylonitrile-vinyl pyrrolidone copolymer hollow fiber membrane, which adopts a method of mixing a pore-forming agent and a silver-loaded molecular sieve to enhance the antibacterial performance of the membrane, and no description is given about the stability of the silver-loaded molecular sieve between the matrix polymer acrylonitrile-vinyl pyrrolidone.
In summary, there is a need for a composite nano-antibacterial underwear fabric to solve the above problems.
Disclosure of Invention
Aiming at the problems that various functional fabrics need to be sewn for realizing the functions of air permeability, moisture permeability, antibiosis, comfort and the like, the processing flow is various, the process is complex, the adhesion of antibacterial substances and the antibacterial durability are difficult to ensure, the broad-spectrum antibacterial effect is difficult to realize and the like, the invention provides the underwear fabric containing the nano antibacterial fiber and the preparation method thereof.
In order to solve the technical problems, the invention provides the following technical scheme:
on one hand, the invention provides a preparation method of a composite nano antibacterial fiber underwear fabric, which comprises the following specific steps:
step 1) adding a molecular sieve into a silver nitrate solution, stirring and uniformly mixing, standing for adsorption, filtering, washing with water until a cleaning solution is neutral, drying, and roasting in an inert gas to obtain a nano-silver loaded molecular sieve;
step 2) dispersing the product obtained in the step 1) in a high molecular polymer solution, and placing the uniformly dispersed solution in a negative pressure state for defoaming to obtain a nano antibacterial spinning solution;
step 3) cleaning the base cloth layer with clear water, sterilizing, dedusting and destaticizing for later use,
step 4), adding the nano antibacterial spinning solution into a solution storage mechanism of electrostatic spinning equipment, taking the base cloth layer as a spinning collection mechanism of electrostatic spinning, and directly electro-spinning the composite nano antibacterial fiber layer on the surface of the base cloth layer by using the electrostatic spinning equipment;
and 5) adopting a hot pressing process to compound the fabric layer on the outer surface of the nano antibacterial fiber layer, thus obtaining the underwear fabric compounded with the nano antibacterial fibers.
Further, the concentration of the silver nitrate solution is 0.05-0.2 mol/L.
Further, the molecular sieve is one of a 3A type molecular sieve, a 4A type molecular sieve, a 5A type molecular sieve, a 13X type molecular sieve, a 10X type molecular sieve, a Y type molecular sieve and an M type high-silicon type zeolite molecular sieve, and the average particle size of the molecular sieve is less than 2 microns.
Further, the mixing and stirring temperature of the silver nitrate solution and the molecular sieve is 60-120 ℃, and the stirring time is 5-15 hours; the temperature of standing adsorption is room temperature (10-40 ℃), and the time is 8-12 h.
Further, the drying temperature in the step 1) is 40-50 ℃; the inert gas is nitrogen, argon and the like; the roasting temperature is 250-350 ℃, and the roasting time is 1-5 h; the mol/mass ratio of the silver ions to the molecular sieve is 1: 6-4: 3.
further, in the step 2), the temperature of the product obtained in the step 1) dispersed in the high molecular polymer solution is 40-80 ℃.
Further, in the step 2), the product obtained in the step 1) and graphene are dispersed in a high molecular polymer solution. Further, the dispersion temperature is 40-80 ℃.
Further, the defoaming process is as follows: and (3) placing the uniformly dispersed solution at the temperature of 50-70 ℃ for 12-15 hours under the negative pressure state for defoaming.
Further, the high molecular polymer is selected from one or more of polyvinylidene fluoride membrane, polyacrylonitrile, cellulose acetate, polymethyl methacrylate, polyethylene oxide, ethyl cyanoacrylate, cellulose and vinyl pyrrolidone.
Further, the high molecular polymer is dissolved in a solvent, wherein the solvent is selected from one or a mixture of any two of DMF, acetone, ethanol, hexamethylphosphoramide, dimethylacetamide, methylpyrrolidone and dimethyl sulfoxide.
Further, the high molecular polymer is dissolved in a solvent, and the adhesive also comprises an adhesive, wherein the adhesive comprises polyvinylpyrrolidone or 2,4, 6-triaminopyrimidine.
Further, in the step 2), the mol/mass ratio of the silver ions, the graphene and the high molecular polymer is 1:1: 20 to 100. Further, in the step 2), the concentration of the high molecular polymer solution is 15-30%; further, in the step 2), the addition amount of the adhesive is 0.5-2 wt%; further, in the step 2), the average particle size of the graphene is less than 2 microns.
Further, in the step 4), in the spinning process, the spinning distance is 20-50 cm, the spinning voltage is 20-75 kV, the temperature is 25 ℃, the relative humidity is 10%, and the flow speed of the spinning solution of the spinning nozzle is 0.5 ml/h.
Further, in the step 4), the upper surface, the lower surface and the upper and lower surfaces of the base fabric layer can be respectively compounded with the nano antibacterial fiber layer.
Further, before the fabric layer is compounded, the fabric obtained in the step 4) can be dried, and then the fabric is qualitatively arranged among the fibers of the base fabric. Further, the drying is carried out for 1-30 min at the negative pressure of 40-70 ℃.
Further, the hot pressing process in the step 5) is carried out at 40-50 ℃.
On the other hand, the invention provides the underwear fabric of the composite nano antibacterial fiber prepared by the preparation method.
Further, the underwear fabric sequentially comprises a base fabric layer, a nano antibacterial fiber layer and a fabric layer; or sequentially comprises a fabric layer, a nano antibacterial fiber layer, a base cloth layer, a nano antibacterial fiber layer and a fabric layer.
On one hand, the invention provides a preparation method of a composite nano antibacterial fiber underwear fabric, which comprises the following specific steps:
step 1) adding a molecular sieve into 0.05-0.2 mol/L silver nitrate solution, stirring for 5-15 h and uniformly mixing at 60-120 ℃, standing at room temperature for 8-12 h for adsorption, filtering, washing with water until a cleaning solution is neutral, drying at 40-50 ℃, and roasting in an inert gas at 250-350 ℃ for 1-5 h to obtain a nano-silver loaded molecular sieve; wherein the mol/mass ratio of the silver ions to the molecular sieve is 1: 6-4: 3;
the molecular sieve is one of a 3A type molecular sieve, a 4A type molecular sieve, a 5A type molecular sieve, a 13X type molecular sieve, a 10X type molecular sieve, a Y type molecular sieve and an M type high-silicon type zeolite molecular sieve, and the average particle size of the molecular sieve is less than 2 microns;
step 2) dispersing the product obtained in the step 1) in a high molecular polymer solution at 40-80 ℃, and placing the uniformly dispersed solution at 50-70 ℃ under a negative pressure state for 12-15 hours for defoaming to obtain a nano antibacterial spinning solution; the high molecular polymer is selected from one or more of polyvinylidene fluoride membrane, polyacrylonitrile, cellulose acetate, polymethyl methacrylate, polyethylene oxide, ethyl cyanoacrylate, cellulose and vinyl pyrrolidone; the high molecular polymer is dissolved in a solvent, and the solvent is one or a mixture of any two of DMF, acetone, ethanol, hexamethylphosphoramide, dimethylacetamide, methylpyrrolidone and dimethyl sulfoxide; also included are binders comprising polyvinylpyrrolidone or 2,4, 6-triaminopyrimidine; wherein the mol/mass ratio of the silver ions to the high molecular polymer is 1: 20-100 parts of; the concentration of the high molecular polymer solution is 15-30%; the addition amount of the adhesive is 0.5-2 wt%;
step 3) cleaning the base cloth layer with clear water, sterilizing, dedusting and destaticizing for later use,
step 4), adding the nano antibacterial spinning solution into a solution storage mechanism of electrostatic spinning equipment, taking the base cloth layer as a spinning collection mechanism of electrostatic spinning, and directly electro-spinning and compounding a nano antibacterial fiber layer on the upper surface of the base cloth layer by using the electrostatic spinning equipment; the spinning distance is 20-50 cm, the spinning voltage is 20-75 kV, the temperature is 25 ℃, the relative humidity is 10%, and the flow speed of spinning solution of a spinning nozzle is 0.5 ml/h;
and 5) compounding the fabric layer on the outer surface of the nano antibacterial fiber layer by adopting a hot pressing process at 40-50 ℃ to obtain the underwear fabric compounded with the nano antibacterial fibers.
By taking the fabric layer as the protective layer, the functions of reinforcing and protecting the nano antibacterial fiber layer can be better, the direct scratch contact between the nano antibacterial fiber layer and external hard objects is avoided,
the nano antibacterial spinning layer is directly and firmly combined with the base cloth layer through the electrostatic spinning technology, so that the nano antibacterial spinning in the underwear fabric is not easy to damage and fall off in the using process, and the nano antibacterial spinning layer is directly bonded on the surface of the base cloth layer through the electrostatic spinning technology to form a firm structure, so that the quality is guaranteed.
Silver ions can strongly attract sulfydryl on the protease in the bacterial body, and the sulfydryl is rapidly combined with the protease, so that the protease loses activity, and the bacteria die. The dead bacteria leave the surface of the membrane under the action of water power, and silver ions are exposed again and then react with other colonies. The molecular sieve has good compatibility with the high molecular polymer, and the addition of a small amount of the silver-loaded molecular sieve does not affect the structure of the fiber prepared from the high molecular polymer and can also improve the organic pollution resistance of the fiber.
On the other hand, the invention provides a preparation method of the underwear fabric compounded with the nano antibacterial fibers, which comprises the following specific steps:
step 1) adding a molecular sieve into 0.05-0.2 mol/L silver nitrate solution, stirring for 5-15 h and uniformly mixing at 60-120 ℃, standing at room temperature for 8-12 h for adsorption, filtering, washing with water until a cleaning solution is neutral, drying at 40-50 ℃, and roasting in an inert gas at 250-350 ℃ for 1-5 h to obtain a nano-silver loaded molecular sieve; wherein the mol/mass ratio of the silver ions to the molecular sieve is 1: 6-4: 3;
the molecular sieve is one of a 3A type molecular sieve, a 4A type molecular sieve, a 5A type molecular sieve, a 13X type molecular sieve, a 10X type molecular sieve, a Y type molecular sieve and an M type high-silicon type zeolite molecular sieve, and the average particle size of the molecular sieve is less than 2 microns;
step 2) dispersing the product obtained in the step 1) and graphene in a high molecular polymer solution at 40-80 ℃, and placing the uniformly dispersed solution at 50-70 ℃ under a negative pressure state for 12-15 hours for defoaming to obtain a nano antibacterial spinning solution; the high molecular polymer is selected from one or more of polyvinylidene fluoride membrane, polyacrylonitrile, cellulose acetate, polymethyl methacrylate, polyethylene oxide, ethyl cyanoacrylate, cellulose and vinyl pyrrolidone; the high molecular polymer is dissolved in a solvent, and the solvent is one or a mixture of any two of DMF, acetone, ethanol, hexamethylphosphoramide, dimethylacetamide, methylpyrrolidone and dimethyl sulfoxide; also included are binders comprising polyvinylpyrrolidone or 2,4, 6-triaminopyrimidine; wherein the mol/mass ratio of the silver ions, the graphene and the high molecular polymer is 1:1: 20-100 parts of; the concentration of the high molecular polymer solution is 15-30%; the addition amount of the adhesive is 0.5-2 wt%; the average particle size of the graphene is less than 2 microns;
step 3) cleaning the base cloth layer with clear water, sterilizing, dedusting and destaticizing for later use,
step 4), adding the nano antibacterial spinning solution into a solution storage mechanism of electrostatic spinning equipment, taking the base cloth layer as a spinning collection mechanism of electrostatic spinning, and directly electro-spinning and compounding a nano antibacterial fiber layer on the upper surface of the base cloth layer by using the electrostatic spinning equipment; the spinning distance is 20-50 cm, the spinning voltage is 20-75 kV, the temperature is 25 ℃, the relative humidity is 10%, and the flow speed of spinning solution of a spinning nozzle is 0.5 ml/h;
and 5) compounding the fabric layer on the outer surface of the nano antibacterial fiber layer by adopting a hot pressing process at 40-50 ℃ to obtain the underwear fabric compounded with the nano antibacterial fibers.
Part of silver nanoparticles are attached to graphene sheets by adding a nano antibacterial spinning solution prepared from graphene, and the attachment of silver ions enables carbon on the edge of the graphene to form a non-covalent bond or interact with the graphene sheets through simple electrostatic attraction, so that the graphene has a plurality of holes, sweat stains can be adsorbed, bacteria can be killed, and the effect is better; meanwhile, the silver ions are inserted between the graphene sheet layers, so that the agglomeration of the graphene sheets can be effectively controlled, the graphene is more dispersed, the adsorption and killing effects are better, and the dispersion effect of the silver ions is better. The silver ions and the graphene strongly attract the protease sulfydryl in the bacteria under the interaction, so that the bacteria are killed after the activity is lost, the effect of killing the bacteria is improved, and the effect is better than that of a pure nano silver-loaded molecular sieve. In addition, the graphene can bring unique body temperature to a human body, promote blood circulation of capillary vessels, has a self-heating function, and can activate cell tissues, accelerate metabolism, promote blood circulation, dredge collaterals, relieve body pain, quickly eliminate dampness and bacteria, keep the body dry and comfortable, adsorb body odor and achieve the effects of nourishing and beautifying the body.
Advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
the invention provides a composite nano antibacterial fiber underwear fabric and a preparation method thereof, and the underwear fabric has the following advantages:
silver and graphene with antibacterial and adsorption effects are processed into nano fibers and are rapidly embedded into the fabric, so that the fabric has a spectrum antibacterial property while softness of the fabric is not affected; the one-step processing and compounding of various antibacterial materials into nano antibacterial fibers are realized; the prepared underwear fabric has high porosity and high specific surface area, and can bring excellent air permeability and moisture permeability and antibacterial effect.
The antibacterial fiber is embedded between the fibers of the base fabric, and can resist water washing, light kneading and the like, so that the adhesion and the durability of the antibacterial substance to fibrils are ensured, the falling phenomenon of the antibacterial substance is avoided, and the adhesive for compounding the fabric is added into the antibacterial spinning solution, so that the antibacterial fiber on the base fabric can be compounded with another layer of fabric through certain treatment without adding a step of coating an adhesive layer.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments, but it should not be construed that the scope of the subject matter of the present invention is limited to the examples.
The process equipment or devices not specifically noted in the following examples are conventional in the art; all reagents are commercially available.
Example 1
Step 1) adding a 3A type molecular sieve into 0.05 mol/L silver nitrate solution, wherein the average particle size is less than 2 microns; stirring at 120 deg.C for 5h, mixing, standing at room temperature for 12h for adsorption, filtering, washing with water until the cleaning solution is neutral, drying at 40 deg.C, and calcining at 350 deg.C for 1 h in inert gas to obtain nano-silver loaded molecular sieve; wherein the mol/mass ratio of the silver ions to the molecular sieve is 4: 3;
step 2) dispersing the product obtained in the step 1) in a high molecular polymer solution at 40 ℃, and standing the uniformly dispersed solution at 70 ℃ under a negative pressure state for 12 hours for defoaming to obtain a nano antibacterial spinning solution; the high molecular polymer is selected from the combination of polyvinylidene fluoride membrane and polyacrylonitrile, and the mass ratio of the polyvinylidene fluoride membrane to the polyacrylonitrile is 1: 1; the solvent is selected from DMF; wherein the mol/mass ratio of the silver ions to the high molecular polymer is 1: 20; the concentration of the high molecular polymer solution is 15 percent;
step 3) cleaning the base cloth layer with clear water, sterilizing, dedusting and destaticizing for later use,
step 4), adding the nano antibacterial spinning solution into a solution storage mechanism of electrostatic spinning equipment, taking the base cloth layer as a spinning collection mechanism of electrostatic spinning, and directly electro-spinning and compounding a nano antibacterial fiber layer on the lower surface of the base cloth layer by using a spinning device under the electrostatic spinning equipment; the spinning distance is 50 cm, the spinning voltage is 20kV, the temperature is 25 ℃, the relative humidity is 10 percent, and the flow speed of spinning solution of a spinning nozzle is 0.5 ml/h;
and 5) compounding the fabric layer on the outer surface of the nano antibacterial fiber layer by adopting a 40 ℃ hot pressing process to obtain the underwear fabric compounded with the nano antibacterial fibers.
Example 2
Step 1) adding a 13X-type molecular sieve into 0.2 mol/L silver nitrate solution, stirring for 15h and uniformly mixing at 60 ℃, standing for 8h at room temperature for adsorption, filtering, washing with water until a cleaning solution is neutral, drying at 50 ℃, and roasting in an inert gas at 250 ℃ for 5h to obtain a nano-silver loaded molecular sieve; wherein the mol/mass ratio of the silver ions to the molecular sieve is 1: 6;
the average particle size of the molecular sieve is less than 2 microns;
step 2) dispersing the product obtained in the step 1) in a high molecular polymer solution at 80 ℃, and placing the uniformly dispersed solution at 50 ℃ under a negative pressure state for 15 hours for defoaming to obtain a nano antibacterial spinning solution; the high molecular polymer is selected from the combination of cellulose acetate, polymethyl methacrylate and polyethylene oxide, and the mass ratio is 1:1: 1; the high molecular polymer is dissolved in a solvent, wherein the solvent is a mixture of DMF and ethanol, and the volume ratio is 1: 1; also included are binders 2,4, 6-triaminopyrimidine; wherein the mol/mass ratio of the silver ions to the high molecular polymer is 1: 80; the concentration of the high molecular polymer solution is 25%; the addition amount of the adhesive is 1.5 wt%;
step 3) cleaning the base cloth layer with clear water, sterilizing, dedusting and destaticizing for later use,
step 4) adding the nano antibacterial spinning solution into a solution storage mechanism of electrostatic spinning equipment, taking the base cloth layer as a spinning collection mechanism of electrostatic spinning, and directly electro-spinning and compounding a nano antibacterial fiber layer on the upper surface and the lower surface of the base cloth layer by using an upper spinning device and a lower spinning device of the electrostatic spinning equipment in sequence; the spinning distance is 25 cm, the spinning voltage is 55kV, the temperature is 25 ℃, the relative humidity is 10 percent, and the flow rate of spinning solution of a spinning nozzle is 0.5 ml/h;
and 5) compounding the fabric layer on the outer surface of the nano antibacterial fiber layer by adopting a 45 ℃ hot pressing process to obtain the underwear fabric compounded with the nano antibacterial fibers.
Example 3
Step 1) adding an M-type high-silicon zeolite molecular sieve into 0.1 mol/L silver nitrate solution, wherein the average particle size of the molecular sieve is less than 2 microns, stirring at 90 ℃ for 8h, uniformly mixing, standing at room temperature for 8h for adsorption, filtering, washing with water until a cleaning solution is neutral, drying at 45 ℃, and roasting in inert gas at 300 ℃ for 1.5 h to obtain the nano-silver loaded molecular sieve; wherein the mol/mass ratio of the silver ions to the molecular sieve is 1: 2;
step 2) dispersing the product obtained in the step 1) and graphene in a high molecular polymer solution at 50 ℃, and placing the uniformly dispersed solution at 60 ℃ for 14 hours under a negative pressure state for defoaming to obtain a nano antibacterial spinning solution; the high molecular polymer is a polyvinylidene fluoride membrane; the high molecular polymer is dissolved in a solvent, and the solvent is selected from acetone; wherein the mol/mass ratio of the silver ions, the graphene and the high molecular polymer is 1:1: 80; the concentration of the high molecular polymer solution is 20 percent; the average particle size of the graphene is less than 2 microns;
step 3) cleaning the base cloth layer with clear water, sterilizing, dedusting and destaticizing for later use,
step 4), adding the nano antibacterial spinning solution into a solution storage mechanism of electrostatic spinning equipment, taking the base cloth layer as a spinning collection mechanism of electrostatic spinning, and directly electro-spinning and compounding a nano antibacterial fiber layer on the upper surface of the base cloth layer by using a spinning device on the electrostatic spinning equipment; the spinning distance is 30 cm, the spinning voltage is 45kV, the temperature is 25 ℃, the relative humidity is 10 percent, and the flow rate of spinning solution of a spinning nozzle is 0.5 ml/h;
and 5) compounding the fabric layer on the outer surface of the nano antibacterial fiber layer by adopting a 45 ℃ hot pressing process to obtain the underwear fabric compounded with the nano antibacterial fibers.
Example 4
Step 1) adding a Y-type molecular sieve into 0.15 mol/L silver nitrate solution, stirring for 8 hours and uniformly mixing at 100 ℃, standing for 10 hours at room temperature for adsorption, filtering, washing with water until a cleaning solution is neutral, drying at 40-50 ℃, and roasting in an inert gas at 300 ℃ for 3 hours to obtain a nano-silver loaded molecular sieve; wherein the mol/mass ratio of the silver ions to the molecular sieve is 1: 1;
the average particle size of the molecular sieve is less than 2 microns;
step 2) dispersing the product obtained in the step 1) and graphene in a high molecular polymer solution at 70 ℃, and standing the uniformly dispersed solution at 60 ℃ for 12 hours under a negative pressure state for defoaming to obtain a nano antibacterial spinning solution; the high molecular polymer is selected from cellulose; the high molecular polymer is dissolved in a solvent, and the solvent is selected from dimethyl sulfoxide; further comprising a binder comprising polyvinylpyrrolidone; wherein the mol/mass ratio of the silver ions, the graphene and the high molecular polymer is 1:1: 90, respectively; the concentration of the high molecular polymer solution is 30 percent; the addition amount of the adhesive is 2 wt%; the average particle size of the graphene is less than 2 microns;
step 3) cleaning the base cloth layer with clear water, sterilizing, dedusting and destaticizing for later use,
step 4) adding the nano antibacterial spinning solution into a solution storage mechanism of electrostatic spinning equipment, taking the base cloth layer as a spinning collection mechanism of electrostatic spinning, and directly electro-spinning and compounding a nano antibacterial fiber layer on the upper surface and the lower surface of the base cloth layer by using an upper spinning device and a lower spinning device of the electrostatic spinning equipment in sequence; the spinning distance is 20-50 cm, the spinning voltage is 20-75 kV, the temperature is 25 ℃, the relative humidity is 10%, and the flow speed of spinning solution of a spinning nozzle is 0.5 ml/h;
and 5) compounding the fabric layer on the outer surface of the nano antibacterial fiber layer by adopting a hot pressing process at 40-50 ℃ to obtain the underwear fabric compounded with the nano antibacterial fibers.
Various antibacterial materials, fabric adhesives and other materials are simultaneously processed into nano antibacterial fibers by an electrostatic spinning technology, and the nano antibacterial fibers are compared with the fabricThe fibril has small diameter, is embedded between fabric fibers, has the function of a fabric bonding layer and can also enhance the composite effect of the fabric. Meanwhile, the nanofiber layer processed by the technology has the characteristics of high porosity and large specific surface area, and can easily achieve excellent air permeability, moisture permeability and antibacterial capability. In the underwear fabric of the composite nano antibacterial fiber prepared by the embodiment of the invention, the porosity of the nano fiber layer can be more than 90%, and the specific surface area can be more than 12m2The wet strength can be greater than 1.3 cN/dtex. By referring to the method for detecting the antibacterial performance of the textile according with the national standard AATCC-100, the antibacterial rate of the underwear fabric conforming to the nano antibacterial fibers prepared by the embodiment to staphylococcus aureus can be more than 97%, the antibacterial rate to pathogenic escherichia coli can be more than 98%, the antibacterial rate to gonococcus can be more than 99%, the antibacterial rate to candida albicans can be more than 99%, and the antibacterial rate to dermatophyte can be more than 99%.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention, and these changes and modifications are also considered to be included in the scope of the invention.
Claims (10)
1. A preparation method of a composite nano antibacterial fiber underwear fabric is characterized by comprising the following specific steps:
step 1) adding a molecular sieve into a silver nitrate solution, stirring and uniformly mixing, standing for adsorption, filtering, washing with water until a cleaning solution is neutral, drying, and roasting in an inert gas to obtain a nano-silver loaded molecular sieve;
step 2) dispersing the product obtained in the step 1) in a high molecular polymer solution, and placing the uniformly dispersed solution in a negative pressure state for defoaming to obtain a nano antibacterial spinning solution;
step 3) cleaning the base cloth layer with clear water, sterilizing, dedusting and destaticizing for later use,
step 4), adding the nano antibacterial spinning solution into a solution storage mechanism of electrostatic spinning equipment, taking the base cloth layer as a spinning collection mechanism of electrostatic spinning, and directly electro-spinning the composite nano antibacterial fiber layer on the surface of the base cloth layer by using the electrostatic spinning equipment;
and 5) adopting a hot pressing process to compound the fabric layer on the outer surface of the nano antibacterial fiber layer, thus obtaining the underwear fabric compounded with the nano antibacterial fibers.
2. The preparation method of the underwear fabric made of the composite nano antibacterial fibers according to claim 1, wherein the concentration of the silver nitrate solution is 0.05-0.2 mol/L;
the molecular sieve is one of a 3A type molecular sieve, a 4A type molecular sieve, a 5A type molecular sieve, a 13X type molecular sieve, a 10X type molecular sieve, a Y type molecular sieve and an M type high-silicon type zeolite molecular sieve, and the average particle size of the molecular sieve is less than 2 microns.
3. The preparation method of the underwear fabric made of the composite nano antibacterial fibers according to claim 1, wherein the mixing and stirring temperature of the silver nitrate solution and the molecular sieve is 60-120 ℃, and the stirring time is 5-15 hours; standing and adsorbing at room temperature for 8-12 h;
the drying temperature in the step 1) is 40-50 ℃; the inert gas is nitrogen or argon; the roasting temperature is 250-350 ℃, and the roasting time is 1-5 h; the mol/mass ratio of the silver ions to the molecular sieve is 1: 6-4: 3.
4. the preparation method of the underwear fabric with the composite nano antibacterial fibers according to claim 1, wherein in the step 2), the temperature of dispersing the product obtained in the step 1) in a high molecular polymer solution is 40-80 ℃; the mol/mass ratio of the silver ions, the graphene and the high molecular polymer is 1:1: 20-100 parts of; the concentration of the high molecular polymer solution is 15-30%; the addition amount of the adhesive is 0.5-2 wt%; the graphene has an average particle size of less than 2 microns.
5. The method for preparing the underwear fabric with the composite nano antibacterial fibers according to claim 1, wherein in the step 2), the product obtained in the step 1) and graphene are dispersed in a high molecular polymer solution.
6. The method for preparing the underwear fabric with the composite nano antibacterial fibers according to claim 1, wherein the defoaming process is as follows: and (3) placing the uniformly dispersed solution at the temperature of 50-70 ℃ for 12-15 hours under the negative pressure state for defoaming.
7. The method for preparing the underwear fabric with the composite nano antibacterial fibers according to claim 1, wherein the high polymer is one or more of polyvinylidene fluoride film, polyacrylonitrile, cellulose acetate, polymethyl methacrylate, polyethylene oxide, ethyl cyanoacrylate, cellulose and vinyl pyrrolidone; the high molecular polymer is dissolved in a solvent, wherein the solvent is one or a mixture of any two of DMF, acetone, ethanol, hexamethylphosphoramide, dimethylacetamide, methylpyrrolidone and dimethyl sulfoxide.
8. The method for preparing an underwear fabric with composite nano antibacterial fibers according to claim 1, wherein the high molecular polymer is dissolved in a solvent, and the underwear fabric further comprises a binder, wherein the binder comprises polyvinylpyrrolidone or 2,4, 6-triaminopyrimidine.
9. The preparation method of the underwear fabric with the composite nano antibacterial fibers according to claim 1, wherein in the step 4), in the spinning process, the spinning distance is 20-50 cm, the spinning voltage is 20-75 kV, the temperature is 25 ℃, the relative humidity is 10%, and the flow rate of a spinning solution of a spinning nozzle is 0.5 ml/h;
the upper surface, the lower surface and the upper surface and the lower surface of the base cloth layer can be respectively compounded with a nano antibacterial fiber layer.
10. An underwear fabric made of the composite nano antibacterial fibers by the preparation method of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010089094.XA CN111329135A (en) | 2020-02-12 | 2020-02-12 | Underwear fabric compounded with nano antibacterial fibers and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010089094.XA CN111329135A (en) | 2020-02-12 | 2020-02-12 | Underwear fabric compounded with nano antibacterial fibers and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111329135A true CN111329135A (en) | 2020-06-26 |
Family
ID=71173810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010089094.XA Pending CN111329135A (en) | 2020-02-12 | 2020-02-12 | Underwear fabric compounded with nano antibacterial fibers and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111329135A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112219841A (en) * | 2020-10-13 | 2021-01-15 | 上海迅江科技有限公司 | Nano-short fiber-containing sterilization and virus-killing liquid and preparation method thereof |
| CN112680817A (en) * | 2020-11-11 | 2021-04-20 | 新材料与产业技术北京研究院金华分院 | Photocatalytic fiber and preparation method and application thereof |
| CN113291007A (en) * | 2021-04-26 | 2021-08-24 | 安徽深呼吸纺织科技有限公司 | Antibacterial fiber spinning material and production method thereof |
| CN114274613A (en) * | 2021-12-27 | 2022-04-05 | 宜兴市伟业印染有限公司 | Antibacterial breathable skin-friendly printed cloth and production process thereof |
| CN114391691A (en) * | 2022-01-21 | 2022-04-26 | 仙桃市鼎业劳保用品有限公司 | Antibacterial breathable protective clothing and preparation method thereof |
| CN115559052A (en) * | 2022-10-27 | 2023-01-03 | 晋江市达利服装织造有限公司 | Preparation method of underwear fabric compounded with nano antibacterial fibers and electrostatic spinning device |
| CN116121955A (en) * | 2022-09-19 | 2023-05-16 | 宁波大学 | Organic non-woven fabric based on silver ion zeolite and antibacterial application thereof |
| CN116141802A (en) * | 2022-12-13 | 2023-05-23 | 厦门数字智造工业研究院有限公司 | A kind of antibacterial anti-mite material and its manufacturing process and application |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348952A (en) * | 2008-09-17 | 2009-01-21 | 天津工业大学 | A kind of activated carbon fiber and preparation method thereof |
| CN201854673U (en) * | 2010-06-03 | 2011-06-08 | 杨佳烽 | Chitosan fiber underwear |
| CN104831389A (en) * | 2015-05-22 | 2015-08-12 | 济南圣泉集团股份有限公司 | Multifunctional viscose and preparation method thereof |
| CN105350103A (en) * | 2015-12-01 | 2016-02-24 | 东华大学 | Antibacterial material and preparation method thereof |
| CN105839295A (en) * | 2016-06-17 | 2016-08-10 | 安庆市天虹新型材料科技有限公司 | Method for preparing antibacterial fiber membrane |
| CN106192074A (en) * | 2016-07-15 | 2016-12-07 | 东华大学 | A kind of preparation method of the graphene oxide/Sargassum composite fibre being loaded with nano silver particles |
| CN107059160A (en) * | 2017-04-01 | 2017-08-18 | 卜庆革 | Graphene fiber of nanometer modified by silver and preparation method thereof |
| CN107829213A (en) * | 2017-12-08 | 2018-03-23 | 天津工业大学 | A kind of antibacterial Waterproof Breathable nano fibrous membrane and preparation method thereof |
| CN110241514A (en) * | 2019-04-25 | 2019-09-17 | 扬州纪元纺织有限公司 | A kind of chitosan filament non-woven fabrics and plant-source antibacterial nanofiber composite material and preparation method thereof |
-
2020
- 2020-02-12 CN CN202010089094.XA patent/CN111329135A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348952A (en) * | 2008-09-17 | 2009-01-21 | 天津工业大学 | A kind of activated carbon fiber and preparation method thereof |
| CN201854673U (en) * | 2010-06-03 | 2011-06-08 | 杨佳烽 | Chitosan fiber underwear |
| CN104831389A (en) * | 2015-05-22 | 2015-08-12 | 济南圣泉集团股份有限公司 | Multifunctional viscose and preparation method thereof |
| CN105350103A (en) * | 2015-12-01 | 2016-02-24 | 东华大学 | Antibacterial material and preparation method thereof |
| CN105839295A (en) * | 2016-06-17 | 2016-08-10 | 安庆市天虹新型材料科技有限公司 | Method for preparing antibacterial fiber membrane |
| CN106192074A (en) * | 2016-07-15 | 2016-12-07 | 东华大学 | A kind of preparation method of the graphene oxide/Sargassum composite fibre being loaded with nano silver particles |
| CN107059160A (en) * | 2017-04-01 | 2017-08-18 | 卜庆革 | Graphene fiber of nanometer modified by silver and preparation method thereof |
| CN107829213A (en) * | 2017-12-08 | 2018-03-23 | 天津工业大学 | A kind of antibacterial Waterproof Breathable nano fibrous membrane and preparation method thereof |
| CN110241514A (en) * | 2019-04-25 | 2019-09-17 | 扬州纪元纺织有限公司 | A kind of chitosan filament non-woven fabrics and plant-source antibacterial nanofiber composite material and preparation method thereof |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112219841A (en) * | 2020-10-13 | 2021-01-15 | 上海迅江科技有限公司 | Nano-short fiber-containing sterilization and virus-killing liquid and preparation method thereof |
| CN112680817A (en) * | 2020-11-11 | 2021-04-20 | 新材料与产业技术北京研究院金华分院 | Photocatalytic fiber and preparation method and application thereof |
| CN113291007A (en) * | 2021-04-26 | 2021-08-24 | 安徽深呼吸纺织科技有限公司 | Antibacterial fiber spinning material and production method thereof |
| CN113291007B (en) * | 2021-04-26 | 2024-02-02 | 安徽深呼吸纺织科技有限公司 | Antibacterial fiber spinning material and production method thereof |
| CN114274613A (en) * | 2021-12-27 | 2022-04-05 | 宜兴市伟业印染有限公司 | Antibacterial breathable skin-friendly printed cloth and production process thereof |
| CN114391691A (en) * | 2022-01-21 | 2022-04-26 | 仙桃市鼎业劳保用品有限公司 | Antibacterial breathable protective clothing and preparation method thereof |
| CN116121955A (en) * | 2022-09-19 | 2023-05-16 | 宁波大学 | Organic non-woven fabric based on silver ion zeolite and antibacterial application thereof |
| CN115559052A (en) * | 2022-10-27 | 2023-01-03 | 晋江市达利服装织造有限公司 | Preparation method of underwear fabric compounded with nano antibacterial fibers and electrostatic spinning device |
| CN116141802A (en) * | 2022-12-13 | 2023-05-23 | 厦门数字智造工业研究院有限公司 | A kind of antibacterial anti-mite material and its manufacturing process and application |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111329135A (en) | Underwear fabric compounded with nano antibacterial fibers and preparation method thereof | |
| CN111251693A (en) | Method for preparing underwear with antibacterial effect by using electrostatic spinning method | |
| Chen et al. | Bioactive electrospun silver nanoparticles-containing polyurethane nanofibers as wound dressings | |
| KR20080098115A (en) | Dust, deodorant and antibacterial filters with nanofiber webs | |
| WO2016206638A1 (en) | Wound dressing containing silver chelate fiber | |
| CN100535208C (en) | Nano silver-bamboo-charcoal dispersing liquid and method for preparing nano silver-bamboo-charcoal fiber | |
| CN111572124A (en) | Breathable cloth for manufacturing disposable mask and preparation method thereof | |
| WO2021232870A1 (en) | Copper-containing, antimicrobial and antiviral non-woven fabric and preparation method therefor | |
| KR101470516B1 (en) | Puff Having Antibacterial Function including Nanofiber Web and Manufacturing Method of the Same | |
| CN108621481B (en) | Antibacterial fabric containing silver ions and antibacterial textile | |
| CN112410928A (en) | Suction and discharge antiviral antibacterial ultraviolet-resistant antistatic fiber and preparation method thereof | |
| CN114808170B (en) | Light-colored bactericidal heat-storage functional fiber, preparation method thereof, and fiber product | |
| CN106319754A (en) | Functional antibacterial composite wool flocculus and preparation method thereof | |
| CN104727140A (en) | Antibacterial fiber and preparation method thereof | |
| CN106435819A (en) | Novel high-performance composite porous nanometer antibacterial fiber material adopting functionalized graphene and preparation method of novel high-performance composite porous nanometer antibacterial fiber material | |
| CN119239060B (en) | Antibacterial and warm-keeping composite fabric and preparation method thereof | |
| CN1345386A (en) | Acrylic synthetic fiber, use thereof, and method for preparing acrylic synthetic fiber | |
| CN221437413U (en) | Antibacterial cool sense surface fabric of graphite alkene | |
| CN117107416B (en) | Fabric containing polyamide hollow fibers and preparation method thereof | |
| CN1651640B (en) | Process for preparing antibacterial, antifungal and antiviral fibers | |
| CN112519377A (en) | Preparation method of hydrophilic low reverse osmosis non-woven fabric | |
| JP2004169240A (en) | Fiber structure | |
| CN115054991B (en) | Preparation method of reusable air filter material with good sterilization and disinfection comfort | |
| CN208232464U (en) | A kind of anti-bacterial wet-absorbing fabric | |
| CN117799282A (en) | Antibacterial and antiperspirant knitted material, fabric and manufacturing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200626 |