CN106964303A - Hydrogel production technology and device - Google Patents
Hydrogel production technology and device Download PDFInfo
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- CN106964303A CN106964303A CN201710269161.4A CN201710269161A CN106964303A CN 106964303 A CN106964303 A CN 106964303A CN 201710269161 A CN201710269161 A CN 201710269161A CN 106964303 A CN106964303 A CN 106964303A
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- hydrogel
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- raw material
- dropper
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- 239000000017 hydrogel Substances 0.000 title claims abstract description 62
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000005516 engineering process Methods 0.000 title claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 36
- 238000004132 cross linking Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims description 30
- 239000000463 material Substances 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229920003169 water-soluble polymer Polymers 0.000 claims description 4
- 239000002202 Polyethylene glycol Substances 0.000 claims description 3
- 235000011187 glycerol Nutrition 0.000 claims description 3
- 239000003999 initiator Substances 0.000 claims description 3
- 229920001223 polyethylene glycol Polymers 0.000 claims description 3
- 229920001661 Chitosan Polymers 0.000 claims description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 2
- 229920002125 Sokalan® Polymers 0.000 claims description 2
- 239000000499 gel Substances 0.000 claims description 2
- 229920002401 polyacrylamide Polymers 0.000 claims description 2
- 239000004584 polyacrylic acid Substances 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- 239000000741 silica gel Substances 0.000 claims 1
- 229910002027 silica gel Inorganic materials 0.000 claims 1
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000003491 array Methods 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- 239000003814 drug Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 238000005213 imbibition Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000002845 discoloration Methods 0.000 description 3
- 102000008186 Collagen Human genes 0.000 description 2
- 108010035532 Collagen Proteins 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010382 chemical cross-linking Methods 0.000 description 2
- 229920001436 collagen Polymers 0.000 description 2
- ZYGHJZDHTFUPRJ-UHFFFAOYSA-N coumarin Chemical compound C1=CC=C2OC(=O)C=CC2=C1 ZYGHJZDHTFUPRJ-UHFFFAOYSA-N 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- GUTLYIVDDKVIGB-OUBTZVSYSA-N Cobalt-60 Chemical compound [60Co] GUTLYIVDDKVIGB-OUBTZVSYSA-N 0.000 description 1
- LZAZXBXPKRULLB-UHFFFAOYSA-N Diisopropyl disulfide Chemical compound CC(C)SSC(C)C LZAZXBXPKRULLB-UHFFFAOYSA-N 0.000 description 1
- WLLGXSLBOPFWQV-UHFFFAOYSA-N MGK 264 Chemical compound C1=CC2CC1C1C2C(=O)N(CC(CC)CCCC)C1=O WLLGXSLBOPFWQV-UHFFFAOYSA-N 0.000 description 1
- 239000011837 N,N-methylenebisacrylamide Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- HQZQXLCAMRQFJO-UHFFFAOYSA-N [Na].C(CCCCCCC)OP(OCCCCCCCC)(=S)S Chemical compound [Na].C(CCCCCCC)OP(OCCCCCCCC)(=S)S HQZQXLCAMRQFJO-UHFFFAOYSA-N 0.000 description 1
- BMMMYFMIMMLCOD-UHFFFAOYSA-N [Na].CC(C)COP(S)(=S)OCC(C)C Chemical compound [Na].CC(C)COP(S)(=S)OCC(C)C BMMMYFMIMMLCOD-UHFFFAOYSA-N 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 229960000956 coumarin Drugs 0.000 description 1
- 235000001671 coumarin Nutrition 0.000 description 1
- 229920006037 cross link polymer Polymers 0.000 description 1
- NAGJZTKCGNOGPW-UHFFFAOYSA-N dithiophosphoric acid Chemical class OP(O)(S)=S NAGJZTKCGNOGPW-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 125000001165 hydrophobic group Chemical group 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920000767 polyaniline Polymers 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/0052—Preparation of gels
- B01J13/0065—Preparation of gels containing an organic phase
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/24—Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/261—Synthetic macromolecular compounds obtained by reactions only involving carbon to carbon unsaturated bonds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/262—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon to carbon unsaturated bonds, e.g. obtained by polycondensation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28047—Gels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/48—Sorbents characterised by the starting material used for their preparation
- B01J2220/4812—Sorbents characterised by the starting material used for their preparation the starting material being of organic character
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/48—Sorbents characterised by the starting material used for their preparation
- B01J2220/4812—Sorbents characterised by the starting material used for their preparation the starting material being of organic character
- B01J2220/4825—Polysaccharides or cellulose materials, e.g. starch, chitin, sawdust, wood, straw, cotton
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Medicinal Preparation (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The present invention relates to a kind of hydrogel production technology and device, belong to the technical field of hydrogel preparation.The hydrogel process units of the present invention, including dropper array, mould, conveyer and the crosslinking apparatus being arranged on above the conveyer；Dropper array includes raw material tank and multiple horizontally arranged multiple droppers, states dropper and is communicated to raw material tank；Mould includes the pattern chamber for being used to collect the collecting bin of the hydrogel raw material from dropper in drip hole and with the collecting bin be connected.The hydrogel production technology and device of the present invention can be with the hydrogel of continuity large-scale production different structure, and by setting dropper to be not only precisely controlled the amount of hydrogel raw material by the adjustment of mould, it is to avoid waste, cost-effective；And multiple setting dropper arrays can carry out raw material as needed and into component selections, the hydrogel product with different performance and application scenario can be produced in same process units, so as to advantageously reduce equipment investment cost.
Description
Technical field
The present invention relates to technical field prepared by hydrogel, it is more particularly related to which a kind of hydrogel produces work
Skill and device.
Background technology
Hydrogel is to introduce a part of hydrophobic grouping and hydrophilic in a kind of water soluble polymer with cross-linked network
Residue, hydrophilic residue and water molecules, netted inside is connected to by hydrone, and the cross-linked polymeric of hydrophobic residue water-swellable
Thing, the cross-linked polymer is a kind of macromolecule network system, and property is soft, can keep certain shape, can absorb substantial amounts of
Water.Hydrogel is typically prepared by Chemical Crosslinking Methods or Physical cross linking methods.Chinese invention patent is announced
ZL201610505034.5 discloses a kind of aquagel fibre production technology and equipments, and it includes raw material tank, drainage pipe, spinneret
Device, irradiation devices, transmission crawler belt and pressue device.The raw material tank is used to contain water-setting collagen solution, and the drainage pipe is in L
Shape and including vertical duct and horizontal pipeline, wherein the free end of the vertical duct is connected with the bottom of the raw material tank,
The horizontal pipeline is internally provided with pressue device, and the free end of the horizontal pipeline is provided with spinning appts；Institute
Irradiation devices are stated for the arc pipe with ultraviolet light, the spinning head is arranged in the first end of the arc pipe, described
Transmission crawler belt is arranged near the second end of the arc pipe, but hydrogel is widely used, is correspondingly also required to difference
The hydrogel of structure (such as hollow, tubulose, cavity, stratiform) and different performance (such as conduction, fluorescence, discoloration), although existing
Technology has been realized in continuity large-scale production to hydrogel, but its production line is typically only capable to produce single variety, for knot
The structure hydrogel product different with performance needs to design different production lines, so as to can cause investment and production cost rise.
The content of the invention
In order to solve above-mentioned technical problem of the prior art, work is produced it is an object of the invention to provide a kind of hydrogel
Skill and device.
In order to solve the technical problem described in invention and realize goal of the invention, the first aspect of the present invention employs following skill
Art scheme：
A kind of hydrogel process units, it is characterised in that：Including dropper array, mould, conveyer and it is arranged on institute
State the crosslinking apparatus above conveyer；The dropper array includes raw material tank and multiple horizontally arranged multiple droppers, described
Dropper is communicated to raw material tank；The mould include being used for the collecting bin for collecting hydrogel raw material from dropper in drip hole and with
The pattern chamber that the collecting bin is connected；The mould is arranged on the conveyer, the dropper array and the crosslinking
Device is arranged above the conveyer.
Wherein, the pattern chamber has hollow, tubulose, hole or layer structure.
Wherein, the dropper is provided with multiple holes along its bottom wall direction.
Wherein, the crosslinking apparatus is heater, and the heater includes casing and is arranged in the casing
Air-heater, the air-heater have towards the mould air outlet；The mould is made of metal, and the mould
Inner surface scribbles release layer.
Wherein, the crosslinking apparatus is irradiation devices, and the irradiation devices include casing and are arranged on the casing cobalt
60 irradiation lamps or uviol lamp, the 60Coradiation lamp or uviol lamp have loop configuration, and the mould is by transparent silicon glue material
Material is made.
The second aspect of the present invention further relates to a kind of production technology using above-mentioned hydrogel process units, the production work
Skill comprises the following steps：
(1) each raw material components of hydrogel are contained in respective raw material tank；
(2) each raw material components of the hydrogel are controlled in the collecting bin that dropper drops to mould；
(3) control is collected the mould for having hydrogel raw material and entered in crosslinking apparatus, and the hydrogel is obtained by crosslinking.
Wherein, the hydrogel has hollow, tubulose, hollow or stratiform structure.
Compared with immediate prior art, hydrogel production technology of the present invention and device have following beneficial effect
Really：
The hydrogel production technology and device of the present invention can be tied by the adjustment of mould with continuity large-scale production difference
The hydrogel of structure, and by setting dropper to be not only precisely controlled the amount of hydrogel raw material, it is to avoid waste, it is cost-effective；
And multiple setting dropper arrays can carry out raw material as needed and into component selections, and tool can be produced in same process units
There are different performance and the hydrogel product of application scenario, so as to advantageously reduce equipment investment cost.
Brief description of the drawings
Fig. 1 is the structural representation of the hydrogel process units of the present invention.
Embodiment
Hydrogel production technology of the present invention and device are further elaborated below with reference to specific embodiment,
To help those skilled in the art to have more complete, accurate and deep understanding to inventive concept of the invention, technical scheme；Need
It is to be noted that the description in embodiment about structure, function and material etc. is all exemplary, and do not imply that to invention
The limitation of protection domain.
As shown in figure 1, the hydrogel process units of the present invention, including dropper array 10, mould, conveyer 30 and set
Put the crosslinking apparatus 40 above the conveyer.The dropper array 10 includes raw material tank 11 and multiple horizontally arranged many
Individual dropper 12, the dropper 12 is communicated to raw material tank 11.The mould includes being used to collect the hydrogel from dropper in drip hole
The collecting bin of raw material and the pattern chamber being connected with the collecting bin；The mould is arranged on the conveyer, described
Dropper array and the crosslinking apparatus are arranged above the conveyer.The hydrogel process units of the present invention can be applied to
The continuous production of hydrogel product preparation and other industrial water gel products needed for medicine equipment.By adjusting mould
Construction, different structure can be produced on same process units/production line according to the personalized customization or demand of client
Hydrogel, such as：Hollow, tubulose, densely covered hole and sandwich construction etc., to meet different use demands.What the present invention was used
Dropper can accurately control the amount of water-setting collagen solution, it is to avoid waste, cost-effective.Dropper can be designed to loose structure, no
Raw material together, active ingredient are oozed from different holes are gone out so that the hydrogel produced can have various characteristics, such as：Carry
Discoloration etc. under medicine, conduction, fluorescence, specific environment.The loose structure of dropper can also make a production line while producing multiple types
The product (carry medicine and do not carry medicine) of type, varying number and different size, a dropper can have multiple holes by root to top
Hole, only needs to the order of addition of the raw material to dropper ejection, addition and is controlled when in use.When production chemical crosslinking
During the hydrogel of mode, the crosslinking apparatus is heater, and the heater includes being air-heater in casing, casing.Such as
Fruit uses this device, prepared by the metal that mould scribbles release layer using surface.If crosslinking apparatus is irradiation devices, it is in casing
Co 60 or uviol lamp, lamp are that loop configuration is abundant to ensure to irradiate around conveyer belt.If using this device, mould is using transparent
It is prepared by silicon materials.The conveyer is preferably crawler belt, and crawler belt is operated counterclockwise during production, and in horizontal movement, dropper is according to setting
After raw material is added dropwise in the mould into below dropper the program set, is sent into follow-up crosslinking apparatus, handed over by conveyer belt
Connection.
As exemplarily, the method for preparing hydrogel using the hydrogel process units of the present invention is as follows：First, prepare
Raw material is simultaneously contained in raw material tank by raw material, and the raw material tank includes the base-material liquid bath, glimmering for holding for being used to hold base material liquid
The fluorescence liquid bath of light liquid, the dipper for holding decoction, and for holding the conductive liquid bath of conduction liquid；By base-material liquid bath,
And alternatively raw material components that fluorescence liquid bath, dipper and conductive liquid bath etc. are held are dropped to the collecting bin of mould by dropper
It is interior；Then mould is sent into crosslinking apparatus, the hydrogel is obtained by crosslinking.In the present invention, the base material liquid includes
High molecular weight water soluble polymer, glycerine, dithiophosphates, N, N- methylene-bisacrylamides, initiator and water；Specifically
The high molecular weight water soluble polymer of the base material liquid including 5.0~20.0wt%, 1.0~3.0wt% dithiophosphates,
0.30~1.0wt% N, N- methylene-bisacrylamide, 0.10~0.50wt% initiator, 10~20wt% glycerine and
The water of surplus.The fluorescent liquid can be using diphenylethyllene, coumarin type, dicarboximide type fluorescer and water configuration
Solution or dirty solution, its addition are usually 0~10.0wt% of base material liquid, and the conduction liquid is generally by metal dust, carbon black
Or the dirty solution that the conductive agent such as polyaniline is configured with water, its addition is usually 0~10.0wt% of base material liquid, the medicine
Liquid can be selected according to therapeutic purposes, can reach the effect of medicament slow release come packaging medicine with hydrogel.In the present invention
In, if the hydrogel is used for biomedicine field (may naturally be used for industrial circle), the high molecular polymer can
With one kind in polyvinyl alcohol, polyethylene glycol, polyacrylamide, polyacrylic acid, polyethylene glycol oxide, chitosan etc. or many
Kind.The dithiophosphates can improve the mechanical performance of hydrogel and not influence its water imbibition, the phosphordithiic acid
Salt can be selected from diisopropyl disulfide for sodium phosphate, diisobutyl phosphordithiic acid sodium or dioctyl phosphordithiic acid sodium etc..It is logical
The construction of toning reshaping die, can be produced according to the personalized customization or demand of client on same process units/production line
The hydrogel of required structure, such as：Hollow, tubulose, densely covered hole and sandwich construction etc., to meet different use demands.Root
According to the different demands such as medicine, conduction, fluorescence or discoloration are carried, can correspondingly use or without using fluorescent liquid, conduction liquid and
Decoction etc..Table 1 shows the composition of the base material liquid of each instantiation and comparative example, and the water-setting prepared is crosslinked by the base material liquid
The performance of glue is respectively as table 2 (ultraviolet light irradiation solidification 50W ultraviolet lights 1 hour) and table 3 (are heating and curing, 100 DEG C × 1 hour) institute
Show.
Table 1 (surplus is water)
Table 2
| Water imbibition (g/g) | Tensile strength (MPa) | Elongation at break (%) | |
| Example 1 | 12.5 | 0.58 | 220 |
| Example 2 | 12.1 | 0.52 | 250 |
| Example 3 | 12.8 | 0.55 | 230 |
| Comparative example 1 | 12.6 | 0.32 | 230 |
| Comparative example 2 | 12.0 | 0.30 | 250 |
| Comparative example 3 | 12.5 | 0.30 | 230 |
Wherein：Water imbibition refers to that every g hydrogels adsorb the saturation capacity of water.
Table 3
| Water imbibition (g/g) | Tensile strength (MPa) | Elongation at break (%) | |
| Example 1 | 12.9 | 0.50 | 250 |
| Example 2 | 12.5 | 0.48 | 270 |
| Example 3 | 13.1 | 0.53 | 250 |
| Comparative example 1 | 12.9 | 0.30 | 230 |
| Comparative example 2 | 12.5 | 0.28 | 250 |
| Comparative example 3 | 13.0 | 0.25 | 230 |
Wherein：Water imbibition refers to that every g hydrogels adsorb the saturation capacity of water.
For the ordinary skill in the art, simply the present invention is exemplarily described for specific embodiment,
The obvious present invention, which is implemented, to be not subject to the restrictions described above, and is entered as long as employing the inventive concept and technical scheme of the present invention
The improvement of capable various unsubstantialities, or it is not improved by the present invention design and technical scheme directly apply to other occasions
, within protection scope of the present invention.
Claims (10)
1. a kind of hydrogel process units, it is characterised in that：Including dropper array, mould, conveyer and it is arranged on described
Crosslinking apparatus above conveyer；The dropper array includes raw material tank and multiple horizontally arranged multiple droppers, the drop
Pipe is communicated to raw material tank；The mould include being used for the collecting bin for collecting hydrogel raw material from dropper in drip hole and with institute
State the pattern chamber that collecting bin is connected；The mould is arranged on the conveyer, the dropper array and crosslinking dress
Put and be arranged above the conveyer.
2. hydrogel process units according to claim 1, it is characterised in that：The pattern chamber has hollow, tubulose, hole
Hole or layer structure.
3. hydrogel process units according to claim 1, it is characterised in that：The dropper is set along its bottom wall direction
There are multiple holes.
4. hydrogel process units according to claim 1, it is characterised in that：The crosslinking apparatus is heater, institute
Stating heater includes casing and the air-heater being arranged in the casing, and the air-heater has going out towards the mould
Air port；The mould is made of metal, and the inner surface of the mould scribbles release layer.
5. hydrogel process units according to claim 1, it is characterised in that：The crosslinking apparatus is irradiation devices, institute
Irradiation devices are stated including casing and the casing 60Coradiation lamp or uviol lamp, the 60Coradiation lamp or uviol lamp is arranged on
With loop configuration, and the mould is made up of transparent silica gel material.
6. a kind of production technology of the hydrogel process units described in any one of utilization Claims 1 to 55, it is characterised in that including
Following steps：
(1) each raw material components of hydrogel are contained in respective raw material tank；
(2) each raw material components of the hydrogel are controlled in the collecting bin that dropper drops to mould；
(3) control is collected the mould for having hydrogel raw material and entered in crosslinking apparatus, and the hydrogel is obtained by crosslinking.
7. utilize the production technology of the hydrogel process units described in claim 6, it is characterised in that the raw material tank includes using
In holding the base-material liquid bath, the fluorescence liquid bath for holding fluorescent liquid, the dipper for holding decoction of base material liquid, and it is used for
Hold the conductive liquid bath of conduction liquid；By base-material liquid bath, and the original that alternatively fluorescence liquid bath, dipper and conductive liquid bath etc. are held
Expect component in the collecting bin that dropper drops to mould；Then mould is sent into crosslinking apparatus, the water is obtained by crosslinking
Gel.
8. production technology according to claim 6, it is characterised in that the pattern chamber have hollow, tubulose, hole or
Layer structure.
9. production technology according to claim 7, it is characterised in that the base material liquid include high molecular weight water soluble polymer,
Glycerine, dithiophosphates, N, N- methylene-bisacrylamides, initiator and water.
10. production technology according to claim 9, it is characterised in that the high molecular polymer is selected from polyvinyl alcohol, gathered
One or more in ethylene glycol, polyacrylamide, polyacrylic acid, polyethylene glycol oxide, chitosan etc..
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710269161.4A CN106964303A (en) | 2017-04-21 | 2017-04-21 | Hydrogel production technology and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710269161.4A CN106964303A (en) | 2017-04-21 | 2017-04-21 | Hydrogel production technology and device |
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| Publication Number | Publication Date |
|---|---|
| CN106964303A true CN106964303A (en) | 2017-07-21 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710269161.4A Pending CN106964303A (en) | 2017-04-21 | 2017-04-21 | Hydrogel production technology and device |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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