CN111232407B - Production method of medical sterilization packaging bag - Google Patents
Production method of medical sterilization packaging bag Download PDFInfo
- Publication number
- CN111232407B CN111232407B CN202010038138.6A CN202010038138A CN111232407B CN 111232407 B CN111232407 B CN 111232407B CN 202010038138 A CN202010038138 A CN 202010038138A CN 111232407 B CN111232407 B CN 111232407B
- Authority
- CN
- China
- Prior art keywords
- layer
- packaging bag
- surface layer
- medical
- bottom layer
- 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.)
- Active
Links
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 127
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 127
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 87
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 239000010410 layer Substances 0.000 claims abstract description 108
- 239000002344 surface layer Substances 0.000 claims abstract description 63
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 238000001179 sorption measurement Methods 0.000 claims abstract description 37
- 229920001971 elastomer Polymers 0.000 claims abstract description 35
- 239000005060 rubber Substances 0.000 claims abstract description 35
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 21
- 230000000844 anti-bacterial effect Effects 0.000 claims abstract description 16
- 239000003206 sterilizing agent Substances 0.000 claims abstract description 13
- 238000003825 pressing Methods 0.000 claims abstract description 12
- 238000012360 testing method Methods 0.000 claims description 26
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 24
- 239000000084 colloidal system Substances 0.000 claims description 20
- 229920005989 resin Polymers 0.000 claims description 16
- 239000011347 resin Substances 0.000 claims description 16
- 238000002844 melting Methods 0.000 claims description 15
- 230000008018 melting Effects 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 15
- 239000004793 Polystyrene Substances 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 14
- 229920013636 polyphenyl ether polymer Polymers 0.000 claims description 14
- 229920002223 polystyrene Polymers 0.000 claims description 14
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 claims description 13
- 239000002174 Styrene-butadiene Substances 0.000 claims description 13
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 13
- 239000011115 styrene butadiene Substances 0.000 claims description 13
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 13
- 238000001125 extrusion Methods 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 10
- 239000011259 mixed solution Substances 0.000 claims description 9
- 238000010008 shearing Methods 0.000 claims description 9
- 239000006247 magnetic powder Substances 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- OCKPCBLVNKHBMX-UHFFFAOYSA-N butylbenzene Chemical compound CCCCC1=CC=CC=C1 OCKPCBLVNKHBMX-UHFFFAOYSA-N 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 241001529742 Rosmarinus Species 0.000 claims description 3
- BLRQQFJCHYNHQY-UHFFFAOYSA-M [Ag+].O[O-] Chemical compound [Ag+].O[O-] BLRQQFJCHYNHQY-UHFFFAOYSA-M 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000005469 granulation Methods 0.000 claims description 3
- 230000003179 granulation Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000000341 volatile oil Substances 0.000 claims description 3
- 230000007774 longterm Effects 0.000 abstract description 5
- 238000003860 storage Methods 0.000 abstract description 4
- 241000894006 Bacteria Species 0.000 description 25
- 230000000694 effects Effects 0.000 description 22
- 239000000463 material Substances 0.000 description 16
- -1 hydrogen peroxide silver ions Chemical class 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000001580 bacterial effect Effects 0.000 description 6
- 230000002070 germicidal effect Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 229920000742 Cotton Polymers 0.000 description 5
- 239000004744 fabric Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000011109 contamination Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000005022 packaging material Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241000700605 Viruses Species 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000002085 irritant Substances 0.000 description 2
- 231100000021 irritant Toxicity 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000012779 reinforcing material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009967 tasteless effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 210000004666 bacterial spore Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 210000004215 spore Anatomy 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
- B65D31/04—Bags or like containers made of paper and having structural provision for thickness of contents with multiple walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
- B65D81/20—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas
- B65D81/2007—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas under vacuum
- B65D81/2038—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas under vacuum with means for establishing or improving vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/24—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
- Packages (AREA)
Abstract
The invention belongs to the technical field of medical appliances, and particularly relates to a production method of a medical sterilization packaging bag, which comprises a bottom layer and a surface layer; the bottom layer and the surface layer are fixedly connected through three-side pressing; the surface of one side of the bottom layer, which is close to the surface layer, is fixedly connected with a non-woven fabric layer; the surface of the bottom layer, which is positioned at one side of the opening, is provided with uniformly distributed sealing grooves; a sealing strip is fixedly connected to the position, opposite to the sealing groove, of the surface layer; the pressing part of the surface layer and the bottom layer is fixedly connected with an adsorption pipe; the adsorption tube is positioned at one end of the surface layer fixedly connected with the sealing strip and is provided with an opening; the adsorption tube is fixedly connected with a rubber tube at the opening; first sliding chutes which are symmetrically designed are formed in the cavity of the rubber tube; a sealing plug is connected in the first sliding chute in a sliding manner; an air suction bag is connected to one side of the rubber tube, which is far away from the adsorption tube, through threads; the medical sterilization packaging bag is vacuumized, so that a long-term sterile space is formed by matching the antibacterial layer and the sterilizing agent, and long-term storage work of medical supplies is finished.
Description
Technical Field
The invention belongs to the technical field of medical appliances, and particularly relates to a production method of a medical sterilization packaging bag.
Background
At present, small articles used in medical institutions are all stored in sterilization packaging bags after being sterilized and disinfected, so that a sterile barrier is formed, dust, bacteria and the like in the air are prevented from being attached to the surfaces of the articles to cause pollution, the traditional medical sterilization packaging mainly uses cotton cloth packaging materials, but researches show that the bacteria resistance rate of the cotton cloth packaging materials used for the first time is about 48%, and after a series of sterilization and chemical washing, the bacteria resistance rate of the cotton cloth packaging materials used for the second time is suddenly reduced to about 17%, so that although the texture of the cotton cloth is good, the sterility guarantee period is short, and the cotton cloth is not suitable for long-term storage of medical articles.
A medical sterilization packaging bag published by Chinese patent, patent No. 201210192545 comprises a panel and a back plate, wherein the panel and the back plate are formed by hot gluing at each side, a closed space for placing contents is formed between the panel and the back plate, a through hole is formed in the panel, and dialyzing paper for covering the through hole is pasted on the panel.
In view of the above, the present inventors invented a completely sealed medical sterilization packaging bag for long-term storage, which is used to solve the above technical problems
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that the prior medical sterilization packaging bag has not tough texture, short failure of a formed sterile barrier and is not beneficial to long-term storage of medical appliances, the invention provides a production method of the medical sterilization packaging bag.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a production method of a medical sterilization packaging bag, which is characterized in that a bag body of the medical sterilization packaging bag is prepared from the following raw materials:
20-25 parts of high-molecular polystyrene, 15-18 parts of butylbenzene transparent impact-resistant resin, 20-25 parts of medical spray-dissolving non-woven fabric, 8-10 parts of polyphenyl ether, 2-3 parts of activated carbon and 3-5 parts of sterilizing agent;
the production method of the medical sterilization packaging bag comprises the following steps:
s1: introducing high molecular polystyrene, styrene-butadiene transparent impact-resistant resin and polyphenyl ether into a high-speed shearing machine, controlling the rotating speed of the high-speed shearing machine to be 1200-1400r/min, carrying out high-speed shearing and crushing, controlling the crushing time to be 10-15min, and uniformly mixing a sterilizing agent and crushed substances after the crushing is finished; the high-molecular polystyrene, the styrene-butadiene transparent impact-resistant resin and the polyphenyl ether are physically crushed and uniformly mixed under the condition of not changing the solid state of the materials, so that a uniform mixture can be effectively formed, and the problem that the mixture cannot be uniformly dispersed due to the viscosity after being heated and melted so as to influence the overall uniformity of a product is avoided;
s2: introducing the uniformly mixed mixture in the S1 into a melting device, controlling the melting device to slowly heat up to 110-; the mixture is slowly heated to be fully blended, so that the condition that the physicochemical reaction is not thoroughly performed due to the excessively fast heating is avoided, and the mixture is stirred while being heated and melted, so that the mixture is heated more uniformly;
s3: uniformly dividing the mixed colloid smelted in the step S2 into two parts, directly introducing one part of the mixed colloid into a double-screw extruder for melt blending extrusion, granulating after extrusion to obtain A-type master batches, adding active carbon into the other part of the mixed colloid, continuously stirring, uniformly mixing, and similarly introducing into the double-screw extruder for granulation to obtain B-type master batches; the melted mixed colloid is respectively made into a surface layer with better transparency and a semitransparent bottom layer, so that the finally prepared medical sterilization packaging bag is more convenient to use;
s4: the preparation method comprises the following steps of (1) carrying out hot melting and stretching on A type master batches and B type master batches by using a single-screw extrusion film drawing machine at 180-200 ℃ to form a film, cooling to obtain an A type film and a B type film respectively, pressing a plurality of A type films to obtain a surface layer, and carrying out hot melting and pressing on a plurality of layers of B type films and medical spray-dissolved non-woven fabrics to obtain a bottom layer; the multi-layer film is pressed, so that the formed medical sterilization packaging bag is tougher and more durable in material in physical level, and the quality of the medical sterilization packaging bag is effectively enhanced;
s5: cutting the surface layer and the bottom layer into the same size, superposing one side of the medical spray-dissolving non-woven fabric of the bottom layer with the surface layer, performing hot melting and pressing on the edges of three sides to obtain a medical packaging bag, and feeding the medical sterilization packaging bag into an ultraviolet sterilization device for sterilization to obtain the medical sterilization packaging bag;
the raw materials are selected from high molecular polystyrene, styrene-butadiene transparent impact-resistant resin and polyphenyl ether which are mixed to be used as main materials of the medical sterilization packaging bag, the excellent mixing property between the high molecular polystyrene and the styrene-butadiene transparent impact-resistant resin is utilized, the low-density styrene-butadiene transparent impact-resistant resin and the high-density high molecular polystyrene are uniformly mixed to enhance the toughness and the impact resistance of a mixture, meanwhile, the polyphenyl ether is added as a reinforcing material, the mechanical strength of the mixed material can be effectively enhanced, and the performance of the mixed material for absorbing moisture can be effectively weakened after the polyphenyl ether is added due to the low density and the weak hygroscopicity of the styrene-butadiene transparent impact-resistant resin, so that the dryness degree of the medical sterilization packaging bag is effectively maintained;
the active carbon of choosing in the raw materials is as a high-quality adsorption material, in adding the combined material together with the germicide with it, can produce adsorption effect to the germicide effectively, the inside germicide rate of volatilizing that contains of medical sterilization wrapping bag is too fast avoided, lead to medical sterilization wrapping bag life to reduce, active carbon adds in the adsorption material simultaneously, can be in the environment in the inside cavity of automatic purification in the medical sterilization wrapping bag that makes, adsorb harmful substance, avoid polluting the apparatus of packing in the medical sterilization wrapping bag.
Preferably, the mixed colloid in S2 further comprises 2-3 parts by weight of magnetic powder; the particle size of the magnetic powder is controlled to be 8-12 mu m; adding the micro magnetic powder after fine grinding into the mixed colloid, so that weak attraction is provided between each layer of the medical sterilization packaging bag made of the mixed colloid, on one hand, when the medical sterilization packaging bag is not used, the medical sterilization packaging bag can be tightly adsorbed between the surface layer and the bottom layer, the air is prevented from entering the medical sterilization bag, bacteria spores or dust carried in the air and sundry scraps enter the medical sterilization packaging bag, so that pollution is caused, and meanwhile, when articles are filled in the medical sterilization packaging bag, the mutually attracted surface layer and the bottom layer can be tightly attached to the articles, so that the antibacterial and sterilization effects are effectively enhanced.
Preferably, the sterilizing agent is a mixed solution of silver hydroperoxide particles and glutaraldehyde;
the mixed solution of the hydrogen peroxide silver ions and the glutaraldehyde selected from the raw materials has a high-quality and high-efficient sterilization effect, meanwhile, the hydrogen peroxide silver ions belong to a long-acting, non-toxic, tasteless and non-irritant broad-spectrum sterilizing agent, the micro-toxicity of the glutaraldehyde can be effectively reduced after the hydrogen peroxide silver ions and the glutaraldehyde are mixed, meanwhile, the effective time of the glutaraldehyde can be prolonged, meanwhile, the strong sterilization effect of the glutaraldehyde enhances the sterilization effect of the mixed solution, the mixed solution is added into mixed colloid, bacteria and viruses are not easily bred on the prepared medical sterilization packaging bag effectively, meanwhile, negative ions released by the hydrogen peroxide silver ions can effectively remove harmful gases, and the medical sterilization packaging bag can have a stronger bacterium isolation effect.
Preferably, the medical sterilization package bag comprises a bottom layer and a surface layer; three sides of the bottom layer and the surface layer are fixedly connected in a pressing mode, and one side of the bottom layer and one side of the surface layer are provided with openings; the surface of one side of the bottom layer, which is close to the surface layer, is fixedly connected with a non-woven fabric layer; the surface of the bottom layer, which is positioned at one side of the opening, is provided with uniformly distributed sealing grooves; sealing strips which are uniformly distributed are fixedly connected at the positions, opposite to the sealing grooves, of the surface layers; the sealing strips correspond to the sealing grooves one by one; the pressing part of the surface layer and the bottom layer is fixedly connected with an adsorption pipe; the adsorption tube is designed in a U shape; the adsorption tube is communicated with a cavity formed between the surface layer and the bottom layer through evenly distributed guide tubes; the adsorption tube is positioned at one end of the surface layer fixedly connected with the sealing strip and is provided with an opening; the adsorption tube is fixedly connected with a rubber tube at the opening; a stepped cavity is formed in the rubber tube; first sliding chutes which are symmetrically designed are formed in the cavity of the rubber tube; a sealing plug is connected in the first sliding chute in a sliding manner; the sealing plug is elastically connected with one side of the first chute, which is close to the adsorption tube, through a spring; an air suction bag is connected to one side of the rubber tube, which is far away from the adsorption tube, through threads; one side of the air suction bag, which is far away from the rubber tube, is provided with a one-way valve;
when the medical sterilization packaging bag is in operation, objects to be sterilized are placed in a cavity formed between a surface layer and a bottom layer of the medical sterilization packaging bag, then a sealing strip fixedly connected to the opening end of the surface layer is pressed into a sealing groove formed in the bottom layer, so that a sealed cavity is formed between the surface layer and the bottom layer, at the moment, the air suction bag is connected with a rubber tube and is extruded, because of a one-way valve fixedly connected to the air suction bag, when the air suction bag is extruded, air in the air suction bag is discharged to the outside through the one-way valve, then negative pressure is formed in the air suction bag, a sealing plug slides outwards along a first sliding groove due to the existence of the negative pressure, so that the air in the medical sterilization packaging bag is introduced into the air suction bag, after the air suction work is repeated to completely extract the air in the medical sterilization packaging bag, the medical sterilization packaging bag forms a vacuum environment, at the moment, the closure plug is blockked up the inside notch cuttype cavity of rubber tube under the effect of external atmospheric pressure, thereby make the inside article of medical sterilization wrapping bag preserve under the vacuum effectively, even if article carry the bacterium at the in-process of packing into medical sterilization wrapping bag, the bacterium reproduction also can be avoided effectively to the vacuum environment, and use contact between non-woven fabrics layer and the article, can be effectively with isolated between the bottom of having adulterated the active carbon and the article, activated carbon's adsorption effect has both been guaranteed, can avoid activated carbon and article to contact again, the inside vacuum setting of medical sterilization wrapping bag simultaneously, it can also play fixed effect to the article of inside saving to make in close contact with between surface course and the bottom, avoid when the transportation or move the removal, take place the friction between the article of inside saving, the condition such as collision causes article wearing and tearing.
Preferably, an antibacterial layer is fixedly connected between the non-woven fabric layer and the bottom layer; the antibacterial layer is a water-absorbing rubber layer soaked by mixed liquid of rosemary essential oil and alcohol; during operation, the rubber that absorbs water can't carry out the dewatering through conventional physics means after absorbing water, and this has guaranteed that the antibacterial solution that the rubber that absorbs water inside contains can not take place to leak under the circumstances such as extrusion, contact, and can only slowly volatilize through solution self gasification, and the inside solution rate of volatilizing of rubber that absorbs water simultaneously is slower, can make the antibacterial layer keep the effect of restraining bacterial growing for a long time effectively, can prevent effectively that medical sterilization wrapping bag is inside to breed the bacterium, causes the pollution.
Preferably, the surface of one side of the surface layer, which is far away from the bottom layer, is fixedly connected with a test layer; a test piece is arranged in the gap between the test layer and the surface layer; the test piece is a plasma sterilization indicator mark; the gap between the test layer and the surface layer is communicated with the cavity in the medical sterilization packaging bag; the during operation, the test piece is owing to switch on with the inside cavity of medical sterilization wrapping bag with external isolated but, after the bacterium nourishes in the inside cavity of medical sterilization wrapping bag, the test layer has better appeal to the bacterium, thereby the bacterium that makes the breed contacts with the test piece, thereby change through chemical makes the change that the test piece took place the colour, can be clear with medical sterilization wrapping bag inside have the bacterium condition visual, avoid medical sterilization wrapping bag to take place to leak, lead to the unable directly condition of discovering behind the bacterial contamination medical supplies to produce.
The invention has the following beneficial effects:
1. according to the production method of the medical sterilization packaging bag, the surface layer, the bottom layer, the antibacterial layer and the non-woven fabric layer are arranged to isolate the medical sterilization packaging bag from the outside and prevent external bacteria from entering, meanwhile, the sterilizing agent and the antibacterial layer added in the raw materials of the medical sterilization packaging bag can effectively sterilize the inside and the outside of the medical sterilization packaging bag to a certain extent, the protection of medical articles packaged in the medical sterilization packaging bag is further enhanced, and the medical articles are prevented from being subjected to bacterial pollution.
2. According to the production method of the medical sterilization packaging bag, the adsorption tube, the rubber tube and the air suction bag are arranged, the medical sterilization packaging bag filled with the medical articles is designed in a vacuum pumping mode, the possibility of bacterial contamination can be effectively reduced, meanwhile, the internal environment of the medical sterilization packaging bag is monitored by the arrangement of the test piece, and the condition that the medical articles are misused after being contaminated can be effectively reduced.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a flow chart of a method of the present invention;
FIG. 2 is a front view of a medical sterilization wrap;
FIG. 3 is a cross-sectional view of a medical sterilization wrap;
FIG. 4 is a partial cross-sectional view taken at A-A of FIG. 2;
FIG. 5 is a partial isometric view at B in FIG. 3;
in the figure: the device comprises a bottom layer 1, a surface layer 2, a non-woven fabric layer 3, a sealing groove 4, a sealing strip 41, an adsorption pipe 5, a rubber pipe 6, a first sliding groove 61, a sealing plug 62, an air suction bag 7, an antibacterial layer 8, a test layer 9 and a test piece 91.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the medical sterilization packaging bag body of the present invention is made of the following raw materials:
20-25 parts of high-molecular polystyrene, 15-18 parts of butylbenzene transparent impact-resistant resin, 20-25 parts of medical spray-dissolving non-woven fabric, 8-10 parts of polyphenyl ether, 2-3 parts of activated carbon and 3-5 parts of sterilizing agent;
the production method of the medical sterilization packaging bag comprises the following steps:
s1: introducing high molecular polystyrene, styrene-butadiene transparent impact-resistant resin and polyphenyl ether into a high-speed shearing machine, controlling the rotating speed of the high-speed shearing machine to be 1200-1400r/min, carrying out high-speed shearing and crushing, controlling the crushing time to be 10-15min, and uniformly mixing a sterilizing agent and crushed substances after the crushing is finished; the high-molecular polystyrene, the styrene-butadiene transparent impact-resistant resin and the polyphenyl ether are physically crushed and uniformly mixed under the condition of not changing the solid state of the materials, so that a uniform mixture can be effectively formed, and the problem that the mixture cannot be uniformly dispersed due to the viscosity after being heated and melted so as to influence the overall uniformity of a product is avoided;
s2: introducing the uniformly mixed mixture in the S1 into a melting device, controlling the melting device to slowly heat up to 110-; the mixture is slowly heated to be fully blended, so that the condition that the physicochemical reaction is not thoroughly performed due to the excessively fast heating is avoided, and the mixture is stirred while being heated and melted, so that the mixture is heated more uniformly;
s3: uniformly dividing the mixed colloid smelted in the step S2 into two parts, directly introducing one part of the mixed colloid into a double-screw extruder for melt blending extrusion, granulating after extrusion to obtain A-type master batches, adding active carbon into the other part of the mixed colloid, continuously stirring, uniformly mixing, and similarly introducing into the double-screw extruder for granulation to obtain B-type master batches; the melted mixed colloid is respectively made into a surface layer 2 with better transparency and a semitransparent bottom layer 1, so that the finally prepared medical sterilization packaging bag is more convenient to use;
s4: the preparation method comprises the following steps of (1) carrying out hot melting and stretching on A type master batches and B type master batches by using a single-screw extrusion film drawing machine at 180-200 ℃ to form a film, cooling to obtain an A type film and a B type film respectively, mutually laminating a plurality of A type films to obtain a surface layer 2, and carrying out hot melting and laminating on a plurality of layers of B type films and medical spray-dissolved non-woven fabrics to obtain a bottom layer 1; the multi-layer film is pressed, so that the formed medical sterilization packaging bag is tougher and more durable in material in physical level, and the quality of the medical sterilization packaging bag is effectively enhanced;
s5: cutting the surface layer 2 and the bottom layer 1 into the same size, superposing one side of the medical spray-dissolved non-woven fabric of the bottom layer 1 with the surface layer 2, performing hot melting and pressing on the edges of three sides to obtain a medical packaging bag, and feeding the medical sterilization packaging bag into an ultraviolet sterilization device for sterilization to obtain the medical sterilization packaging bag;
the raw materials are selected from high molecular polystyrene, styrene-butadiene transparent impact-resistant resin and polyphenyl ether which are mixed to be used as main materials of the medical sterilization packaging bag, the excellent mixing property between the high molecular polystyrene and the styrene-butadiene transparent impact-resistant resin is utilized, the low-density styrene-butadiene transparent impact-resistant resin and the high-density high molecular polystyrene are uniformly mixed to enhance the toughness and the impact resistance of a mixture, meanwhile, the polyphenyl ether is added as a reinforcing material, the mechanical strength of the mixed material can be effectively enhanced, and the performance of the mixed material for absorbing moisture can be effectively weakened after the polyphenyl ether is added due to the low density and the weak hygroscopicity of the styrene-butadiene transparent impact-resistant resin, so that the dryness degree of the medical sterilization packaging bag is effectively maintained;
the active carbon of choosing in the raw materials is as a high-quality adsorption material, in adding the combined material together with the germicide with it, can produce adsorption effect to the germicide effectively, the inside germicide rate of volatilizing that contains of medical sterilization wrapping bag is too fast avoided, lead to medical sterilization wrapping bag life to reduce, active carbon adds in the adsorption material simultaneously, can be in the environment in the inside cavity of automatic purification in the medical sterilization wrapping bag that makes, adsorb harmful substance, avoid polluting the apparatus of packing in the medical sterilization wrapping bag.
In one embodiment of the present invention, the mixed colloid in S2 further includes 2 to 3 parts by weight of magnetic powder; the particle size of the magnetic powder is controlled to be 8-12 mu m; adding the micro magnetic powder after fine grinding into the mixed colloid, so that each layer of the medical sterilization packaging bag made of the mixed colloid has weak attraction, on one hand, when the medical sterilization packaging bag is not used, the medical sterilization packaging bag can be tightly adsorbed between the surface layer 2 and the bottom layer 1, and the air is prevented from entering the medical sterilization packaging bag, so that bacterial spores or dust and sundry scraps carried in the air enter the medical sterilization packaging bag to cause pollution, and meanwhile, when the medical sterilization packaging bag is filled with articles, the mutually attracted surface layer 2 and the bottom layer 1 can be tightly attached to the articles, thereby effectively enhancing the antibacterial and sterilization effects.
As an embodiment of the present invention, the sterilizing agent is a mixed solution of silver hydroperoxide particles and glutaraldehyde;
the mixed solution of the hydrogen peroxide silver ions and the glutaraldehyde selected from the raw materials has a high-quality and high-efficient sterilization effect, meanwhile, the hydrogen peroxide silver ions belong to a long-acting, non-toxic, tasteless and non-irritant broad-spectrum sterilizing agent, the micro-toxicity of the glutaraldehyde can be effectively reduced after the hydrogen peroxide silver ions and the glutaraldehyde are mixed, meanwhile, the effective time of the glutaraldehyde can be prolonged, meanwhile, the strong sterilization effect of the glutaraldehyde enhances the sterilization effect of the mixed solution, the mixed solution is added into mixed colloid, bacteria and viruses are not easily bred on the prepared medical sterilization packaging bag effectively, meanwhile, negative ions released by the hydrogen peroxide silver ions can effectively remove harmful gases, and the medical sterilization packaging bag can have a stronger bacterium isolation effect.
As an embodiment of the present invention, the medical sterilization wrap includes a bottom layer 1 and a surface layer 2; three sides of the bottom layer 1 and the surface layer 2 are fixedly connected in a pressing mode, and one side of the bottom layer is provided with an opening; the surface of one side of the bottom layer 1, which is close to the surface layer 2, is fixedly connected with a non-woven fabric layer 3; the surface of the bottom layer 1 at one side of the opening is provided with uniformly distributed sealing grooves 4; sealing strips 41 which are uniformly distributed are fixedly connected at the position, opposite to the sealing groove 4, of the surface layer 2; the sealing strips 41 correspond to the sealing grooves 4 one by one; the pressing part of the surface layer 2 and the bottom layer 1 is fixedly connected with an adsorption tube 5; the adsorption tube 5 is in a U-shaped design; the adsorption tube 5 is communicated with a cavity formed between the surface layer 2 and the bottom layer 1 through evenly distributed guide tubes; the adsorption tube 5 is positioned on the surface layer 2 and fixedly connected with a sealing strip, and one end of the adsorption tube is provided with an opening; the adsorption tube 5 is fixedly connected with a rubber tube 6 at the opening; a stepped cavity is formed in the rubber tube 6; a first chute 61 with a symmetrical design is arranged in the cavity of the rubber tube 6; a sealing plug 62 is connected in the first sliding chute 61 in a sliding manner; the sealing plug 62 is elastically connected with one side of the first chute 61 close to the adsorption tube 5 through a spring; an air suction bag 7 is connected to one side of the rubber tube 6, which is far away from the adsorption tube 5, in a threaded manner; one side of the air suction bag 7, which is far away from the rubber tube 6, is provided with a one-way valve;
when the medical sterilization packaging bag is in operation, an object to be sterilized is placed in a cavity formed between a surface layer 2 and a bottom layer 1 of the medical sterilization packaging bag, then a sealing strip 41 fixedly connected to the opening end of the surface layer 2 is pressed into a sealing groove 4 formed in the bottom layer 1, so that a sealed cavity is formed between the surface layer 2 and the bottom layer 1, at the moment, a suction bag 7 is connected with a rubber tube 6 to extrude the suction bag 7, due to a one-way valve fixedly connected to the suction bag 7, when the suction bag 7 is extruded, gas in the suction bag 7 is discharged to the outside through the one-way valve, then negative pressure is formed in the suction bag 7, a sealing plug 62 slides outwards along a first sliding groove 61 due to the existence of the negative pressure, so that the air in the medical sterilization packaging bag is introduced into the suction bag 7, after suction work is repeatedly carried out to completely extract the air in the medical sterilization packaging bag, a vacuum environment is formed in, because of the vacuum negative pressure in the medical sterilization packaging bag, the sealing plug 62 blocks the ladder-shaped cavity in the rubber tube 6 under the action of the external atmospheric pressure, thereby effectively storing the articles in the medical sterilization packaging bag under vacuum, even if the articles carry bacteria in the process of being filled in the medical sterilization packaging bag, the vacuum environment can effectively avoid the bacteria propagation, and the non-woven fabric layer 3 is used for being contacted with the articles, so that the bottom layer 1 doped with the active carbon can be effectively isolated from the articles, the adsorption effect of the active carbon is ensured, the active carbon is prevented from being contacted with the articles, meanwhile, the vacuum arrangement in the medical sterilization packaging bag ensures that the surface layer 2 is tightly contacted with the bottom layer 1, the fixed effect can be achieved on the articles stored in the medical sterilization packaging bag, and the friction between the articles stored in the medical sterilization packaging bag during transportation or moving is avoided, Impact, etc. causes the article to wear.
As an embodiment of the invention, an antibacterial layer 8 is further fixedly connected between the non-woven fabric layer 3 and the bottom layer 1; the antibacterial layer 8 is a water-absorbing rubber layer soaked by mixed liquid of rosemary essential oil and alcohol; during operation, the rubber that absorbs water can't carry out the dewatering through conventional physical means after absorbing water, and this has guaranteed that the antibacterial solution that the rubber that absorbs water inside contains can not take place to leak under the circumstances such as extrusion, contact, and can only slowly volatilize through solution self gasification, and the inside solution rate of volatilizing of rubber that absorbs water simultaneously is slower, can make antibacterial layer 8 keep the effect that restraines bacterial growing for a long time effectively, can prevent effectively that medical sterilization wrapping bag is inside to breed the bacterium, causes the pollution.
As an embodiment of the invention, the surface of the side layer 2 far away from the bottom layer 1 is fixedly connected with a test layer 9; a test piece 91 is arranged in the gap between the test layer 9 and the surface layer 2; the test piece 91 is a plasma sterilization indicator mark; the gap between the test layer 9 and the surface layer 2 is communicated with the inner cavity of the medical sterilization packaging bag; the during operation, test piece 91 is owing to switch on with the inside cavity of medical sterilization wrapping bag with external isolated but, after the bacterium nourishes in the inside cavity of medical sterilization wrapping bag, test layer 9 has better appeal to the bacterium, thereby the bacterium that makes the breed contacts with test piece 91, thereby change through chemical makes test piece 91 take place the change of colour, it is visual with the inside bacterium condition that has or not of medical sterilization wrapping bag that can be clear, avoid medical sterilization wrapping bag to take place to leak, lead to the unable directly discoverable condition behind the bacterial contamination medical supplies to produce.
The specific working process is as follows:
when the medical sterilization packaging bag is in operation, an object to be sterilized is placed in a cavity formed between a surface layer 2 and a bottom layer 1 of the medical sterilization packaging bag, then a sealing strip 41 fixedly connected to the opening end of the surface layer 2 is pressed into a sealing groove 4 formed in the bottom layer 1, so that a sealed cavity is formed between the surface layer 2 and the bottom layer 1, at the moment, a suction bag 7 is connected with a rubber tube 6 to extrude the suction bag 7, due to a one-way valve fixedly connected to the suction bag 7, when the suction bag 7 is extruded, gas in the suction bag 7 is discharged to the outside through the one-way valve, then negative pressure is formed in the suction bag 7, a sealing plug 62 slides outwards along a first sliding groove 61 due to the existence of the negative pressure, so that the air in the medical sterilization packaging bag is introduced into the suction bag 7, after suction work is repeatedly carried out to completely extract the air in the medical sterilization packaging bag, a vacuum environment is formed in, because of the reason of vacuum negative pressure in the medical sterilization packaging bag, the sealing plug 62 blocks up the notch cuttype cavity inside the rubber tube 6 under the effect of external atmospheric pressure, thereby effectively keeping the articles inside the medical sterilization packaging bag under vacuum, even if the articles carry bacteria in the process of being packed into the medical sterilization packaging bag, the vacuum environment can also effectively avoid bacteria propagation, and contact between the non-woven fabrics layer 3 and the articles is used, the bottom layer 1 doped with active carbon can be effectively isolated from the articles, the adsorption effect of the active carbon is ensured, and the active carbon can be prevented from contacting with the articles.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. A production method of a medical sterilization packaging bag is characterized in that: the medical sterilization packaging bag body is prepared from the following raw materials:
20-25 parts of high-molecular polystyrene, 15-18 parts of butylbenzene transparent impact-resistant resin, 20-25 parts of medical spray-dissolving non-woven fabric, 8-10 parts of polyphenyl ether, 2-3 parts of activated carbon and 3-5 parts of sterilizing agent;
the production method of the medical sterilization packaging bag comprises the following steps: s1: introducing high molecular polystyrene, styrene-butadiene transparent impact-resistant resin and polyphenyl ether into a high-speed shearing machine, controlling the rotating speed of the high-speed shearing machine to be 1200-1400r/min, carrying out high-speed shearing and crushing, controlling the crushing time to be 10-15min, and uniformly mixing a sterilizing agent and crushed substances after the crushing is finished;
s2: introducing the uniformly mixed mixture in the S1 into a melting device, controlling the melting device to slowly heat up to 110-;
s3: uniformly dividing the mixed colloid smelted in the step S2 into two parts, directly introducing one part of the mixed colloid into a double-screw extruder for melt blending extrusion, granulating after extrusion to obtain A-type master batches, adding active carbon into the other part of the mixed colloid, continuously stirring, uniformly mixing, and similarly introducing into the double-screw extruder for granulation to obtain B-type master batches;
s4: the preparation method comprises the following steps of (1) carrying out hot melting and stretching on A type master batches and B type master batches by using a single-screw extrusion film drawing machine at 180-200 ℃ to form a film, cooling to obtain an A type film and a B type film respectively, mutually laminating a plurality of A type films to obtain a surface layer (2), and carrying out hot melting and laminating on a plurality of layers of B type films and medical spray-dissolved non-woven fabrics to obtain a bottom layer (1);
s5: cutting the surface layer (2) and the bottom layer (1) into the same size, superposing one side of the medical spray-dissolved non-woven fabric of the bottom layer (1) and the surface layer (2) to perform hot melting and laminating on three edges to obtain a medical packaging bag, and feeding the medical packaging bag into an ultraviolet sterilization device for sterilization to obtain the medical sterilization packaging bag;
wherein the mixed colloid in S2 also comprises 2-3 parts by weight of magnetic powder; the particle size of the magnetic powder is controlled to be 8-12 mu m;
the sterilizing agent is a mixed solution of silver hydroperoxide particles and glutaraldehyde;
the medical sterilization packaging bag comprises a bottom layer (1) and a surface layer (2); three sides of the bottom layer (1) and the surface layer (2) are fixedly connected in a pressing mode, and one side of the bottom layer is provided with an opening; the surface of one side of the bottom layer (1) close to the surface layer (2) is fixedly connected with a non-woven fabric layer (3); the surface of the bottom layer (1) on one side of the opening is provided with uniformly distributed sealing grooves (4); sealing strips (41) which are uniformly distributed are fixedly connected at the position, opposite to the sealing groove (4), of the surface layer (2); the sealing strips (41) correspond to the sealing grooves (4) one by one; the pressing part of the surface layer (2) and the bottom layer (1) is fixedly connected with an adsorption tube (5); the adsorption tube (5) is designed in a U shape; the adsorption tube (5) is communicated with a cavity formed between the surface layer (2) and the bottom layer (1) through evenly distributed guide tubes; the adsorption tube (5) is positioned on the surface layer (2) and is fixedly connected with a sealing strip, and one end of the adsorption tube is provided with an opening; the adsorption tube (5) is fixedly connected with a rubber tube (6) at the opening; a stepped cavity is formed in the rubber tube (6); first sliding chutes (61) which are symmetrically designed are formed in the cavity of the rubber tube (6); a sealing plug (62) is connected in the first sliding chute (61) in a sliding manner; one side of the rubber tube (6) far away from the adsorption tube (5) is in threaded connection with an air suction bag (7); one side of the air suction bag (7) far away from the rubber tube (6) is provided with a one-way valve;
an antibacterial layer (8) is fixedly connected between the non-woven fabric layer (3) and the bottom layer (1); the antibacterial layer (8) is a water-absorbing rubber layer soaked by mixed liquid of rosemary essential oil and alcohol;
the surface of one side of the surface layer (2) far away from the bottom layer (1) is fixedly connected with a test layer (9); a test piece (91) is arranged in the gap between the test layer (9) and the surface layer (2); the test piece (91) is a plasma sterilization indicator mark; the gap between the test layer (9) and the surface layer (2) is communicated with the inner cavity of the medical sterilization packaging bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010038138.6A CN111232407B (en) | 2020-01-14 | 2020-01-14 | Production method of medical sterilization packaging bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010038138.6A CN111232407B (en) | 2020-01-14 | 2020-01-14 | Production method of medical sterilization packaging bag |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111232407A CN111232407A (en) | 2020-06-05 |
| CN111232407B true CN111232407B (en) | 2021-03-23 |
Family
ID=70871099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010038138.6A Active CN111232407B (en) | 2020-01-14 | 2020-01-14 | Production method of medical sterilization packaging bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111232407B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112778658A (en) * | 2021-01-29 | 2021-05-11 | 福州永鑫塑料包装用品有限公司 | Ice bag sleeve for biological ice bag and production device for producing ice bag sleeve |
| CN113816012B (en) * | 2021-11-09 | 2022-03-18 | 河南省超亚医药器械有限公司 | Medical mask packaging bag with good dialysis performance |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2113180B (en) * | 1982-01-04 | 1986-04-03 | Owens Illinois Inc | Sealed plastics containers |
| CN201350991Y (en) * | 2009-01-15 | 2009-11-25 | 江于秀 | Multifunctional packaging bag vacuum pumping air valve |
| CN101780856A (en) * | 2010-03-29 | 2010-07-21 | 重庆医科大学附属第二医院 | Medical sterilization packaging bag |
| CN103072739A (en) * | 2013-02-07 | 2013-05-01 | 上海建中医疗器械包装股份有限公司 | Medical sterilization packaging bag |
| CN103600545A (en) * | 2013-10-29 | 2014-02-26 | 昆山好利达包装有限公司 | Composite medical disinfection packaging material |
| CN103665712A (en) * | 2013-12-06 | 2014-03-26 | 青岛大都新材料科技有限公司 | High-rigidity high-toughness polystyrene resin and preparation method thereof |
| CN205203668U (en) * | 2015-12-04 | 2016-05-04 | 广州市卫信麦迪医疗用品有限公司 | Sterilization of low temperature plasma is discolourd and is instructed valve bag |
| CN108676289A (en) * | 2018-06-07 | 2018-10-19 | 安庆市洁达塑业有限公司 | A kind of antifouling anti-corrosion sewage disposal special PVC pipeline and preparation method thereof |
| CN109205052A (en) * | 2017-06-30 | 2019-01-15 | 景蓓蓓 | A kind of medical sterilization packaging bag with fixed link portion |
| CN109251385A (en) * | 2017-07-06 | 2019-01-22 | 无锡小天鹅股份有限公司 | Antibiotic plastic Masterbatch and its preparation method and application and antibacterial plastic product and its preparation method and application |
-
2020
- 2020-01-14 CN CN202010038138.6A patent/CN111232407B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2113180B (en) * | 1982-01-04 | 1986-04-03 | Owens Illinois Inc | Sealed plastics containers |
| CN201350991Y (en) * | 2009-01-15 | 2009-11-25 | 江于秀 | Multifunctional packaging bag vacuum pumping air valve |
| CN101780856A (en) * | 2010-03-29 | 2010-07-21 | 重庆医科大学附属第二医院 | Medical sterilization packaging bag |
| CN103072739A (en) * | 2013-02-07 | 2013-05-01 | 上海建中医疗器械包装股份有限公司 | Medical sterilization packaging bag |
| CN103600545A (en) * | 2013-10-29 | 2014-02-26 | 昆山好利达包装有限公司 | Composite medical disinfection packaging material |
| CN103665712A (en) * | 2013-12-06 | 2014-03-26 | 青岛大都新材料科技有限公司 | High-rigidity high-toughness polystyrene resin and preparation method thereof |
| CN205203668U (en) * | 2015-12-04 | 2016-05-04 | 广州市卫信麦迪医疗用品有限公司 | Sterilization of low temperature plasma is discolourd and is instructed valve bag |
| CN109205052A (en) * | 2017-06-30 | 2019-01-15 | 景蓓蓓 | A kind of medical sterilization packaging bag with fixed link portion |
| CN109251385A (en) * | 2017-07-06 | 2019-01-22 | 无锡小天鹅股份有限公司 | Antibiotic plastic Masterbatch and its preparation method and application and antibacterial plastic product and its preparation method and application |
| CN108676289A (en) * | 2018-06-07 | 2018-10-19 | 安庆市洁达塑业有限公司 | A kind of antifouling anti-corrosion sewage disposal special PVC pipeline and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111232407A (en) | 2020-06-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111232407B (en) | Production method of medical sterilization packaging bag | |
| US5820956A (en) | Multi-layer structural body | |
| US3618283A (en) | Method for sterile packaging of articles | |
| CN101224799A (en) | Sterilization packing case and method for packing thereof | |
| WO1999062790A1 (en) | Carbon dioxide atmosphere modifiers for packaging | |
| US3754368A (en) | Sterile packaging method | |
| US5908676A (en) | Oxygen absorbing resin, deoxidizing multi-layer structure using resin, and packaging container | |
| US20140190926A1 (en) | Synthetic resin cap and method of manufacturing synthetic resin cap | |
| CN118812943A (en) | A masterbatch containing anti-fog surfactant, an anti-fog antibacterial film and a multi-layer composite high-barrier anti-fog antibacterial film and a preparation method thereof | |
| JP3808584B2 (en) | How to store goods | |
| JP4314848B2 (en) | Oxygen-absorbing resin composition and method for producing the same | |
| JPH04136067A (en) | Packaging material | |
| JP3166817B2 (en) | Deoxidizing multilayer structure and package comprising the same | |
| CN101492551A (en) | Deoxidization packaging material | |
| CN104305472A (en) | A kind of solid alcohol antistaling agent and preparation method thereof | |
| CN101537892B (en) | Method for packaging living microbial agents by using polymer film | |
| CN116394616B (en) | Medical device packaging with antibacterial effect and preparation method thereof | |
| CN1085496C (en) | New slowly-releasing anti-mildew fresh-keeping method and is equipment | |
| JPH05212095A (en) | Container package for ultraviolet sterilization | |
| CN216071191U (en) | Suction-injection dual-purpose slow-release ice bag capable of injecting high-concentration ozone water | |
| JPWO2015046553A1 (en) | Water-absorbing carrier, method for producing water-absorbing carrier, medical supplies and sterilization method | |
| JP4061448B2 (en) | How to store goods | |
| CN110655712A (en) | Antibacterial fresh-keeping plastic film and manufacturing method thereof | |
| JP3920751B2 (en) | Alcohol transpiration tool and packaging article using the same, food preservation tool and packaging article using the same | |
| JPS5941744B2 (en) | Medical product packaging |
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 | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210304 Address after: 102600 16 Tiangui street, Daxing biomedical industry base, Zhongguancun Science and Technology Park, Daxing District, Beijing Applicant after: HUAXIASHENGSHENG PHARMACEUTICAL (BEIJING) Co.,Ltd. Address before: 102600 16 Tiangui street, Daxing biomedical industry base, Zhongguancun Science and Technology Park, Daxing District, Beijing Applicant before: Wang Ling |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |