CN106750408A - The preparation method of organic amphiprotic copolymerized macromolecule interpenetrating networks gel - Google Patents

The preparation method of organic amphiprotic copolymerized macromolecule interpenetrating networks gel Download PDF

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CN106750408A
CN106750408A CN201611128129.6A CN201611128129A CN106750408A CN 106750408 A CN106750408 A CN 106750408A CN 201611128129 A CN201611128129 A CN 201611128129A CN 106750408 A CN106750408 A CN 106750408A
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weight
aqueous solution
gel
deionized water
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朱明�
江燕妮
刘阳
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Sichuan Normal University
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Sichuan Normal University
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    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
    • C08J3/246—Intercrosslinking of at least two polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
    • C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
    • C08F283/065—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals on to unsaturated polyethers, polyoxymethylenes or polyacetals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C08J3/075—Macromolecular gels
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/04—Homopolymers or copolymers of esters
    • C08L33/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
    • C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
    • C08F220/281—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing only one oxygen, e.g. furfuryl (meth)acrylate or 2-methoxyethyl (meth)acrylate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2333/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2333/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
    • C08J2333/14—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2451/00—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
    • C08J2451/08—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/04—Polymer mixtures characterised by other features containing interpenetrating networks

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Abstract

The present invention relates to a kind of preparation method of organic amphiprotic copolymerized macromolecule interpenetrating networks gel.The method is to make comonomer with MethacryloyloxyethylTrimethyl Trimethyl Ammonium Chloride, vinyl pyrrolidone, forulic acid, PEGDMA-400 makees crosslinking agent, and potassium peroxydisulfate sodium hydrogensulfite makees initiator and carry out copolymerization in deionized water to obtain organic amphiprotic copolymerized macromolecule first network gel；The first network gel is swelling in the aqueous solution that crotonic acid, glycerine, hydroxyethyl methacrylate, dimethacrylate cyclohexanediol ester and deionized water are prepared, monomer, crosslinking agent in the aqueous solution are copolymerized conjunction, esterification through the effect of potassium peroxydisulfate, pyridoxine hydrochloride, finally obtain organic amphiprotic copolymerized macromolecule interpenetrating networks gel.

Description

The preparation method of organic amphiprotic copolymerized macromolecule interpenetrating networks gel
Technical field
The present invention relates to a kind of preparation method of organic amphiprotic copolymerized macromolecule interpenetrating networks gel.
Background technology
Gel is a kind of special dispersion, and high-polymer molecular or colloidal solid interconnect, and to form three dimensions netted Structure, can absorb substantial amounts of water-swellable and water insoluble, and definite shape can be kept in water, have solid and liquid duality concurrently Matter.Macroscopically see, high-molecular gel has certain shape, applying certain external force can deform, can recover original after removal external force Shape, the viscoplasticity with solid；Seen on microcosmic, high-molecular gel has three-dimensional net structure water insoluble, three-dimensional network point Son can stretch in water, with liquid property.With soft, water content it is high and have the viscoelastic gel of rubber environmental protection, weaving, All many-sides such as building materials, petrochemical industry, food, agricultural gardening, daily cosmetics have and are widely applied.
Organism including humans is all high-molecular gel composition, mostly with electrical, such as protein, amino acid. Copolymerization Amphiphatic high polymer interpenetrating networks gel can obtain Protean specific performance, particularly height and contains with the change of copolymerization component The similitude of the electrical and organization of human body in water and molecule, good biocompatibility, environmental stimulus response is cured in biology The fields such as medicine controlled releasing, bio-sensing, the organizational project in medicine field have obtained some applications.
The problem that the preparation method of current organic amphiprotic copolymerized macromolecule interpenetrating networks gel is primarily present is monomer propylene The toxic articles of acid amides category " carcinogenic, aberration inducing, mutagenesis ", crosslinking agent N, N methylene diacrylamine toxicity is larger, and gel is deposited In unfavorable toxic effect；The interpenetrating networks gel stability that single crosslinking agent is formed is relatively low.Exploitation uses nontoxic or low toxicity Monomer, crosslinking agent carry out combined polymerization to reduce gel toxicity, forming multiple interpenetrating networks using compounding crosslinking agent improves gel The preparation method of the organic amphiprotic copolymerized macromolecule interpenetrating networks gel of stability has larger practical value.
The content of the invention
For the problem that the preparation method of current organic amphiprotic copolymerized macromolecule interpenetrating networks gel is present, mesh of the invention Be to provide it is a kind of use nontoxic or low-toxicity monomer, the crosslinking agent to carry out combined polymerization to reduce gel toxicity, use and compound crosslinking agent The preparation method that multiple interpenetrating networks improve the organic amphiprotic copolymerized macromolecule interpenetrating networks gel of gel stability is formed, it is special It is that in closed reactor component A and deionized water stirring can added to prepare the aqueous solution to levy, and the weight concentration for controlling component A is 28%~62%；After the completion of prepared by solution, relative degree of vacuum is evacuated to for -0.02MPa~-0.08MPa, be passed through nitrogen and recover anti- After answering device to normal pressure, add the aqueous solution prepared by B component and deionized water under agitation, the weight concentration of B component for 20%~ 40%；After the aqueous solution charging of B component terminates, 35 DEG C~50 DEG C are warming up to, add matched somebody with somebody by component C and deionized water under agitation The aqueous solution of system, the weight concentration of component C is 5%~15%；Control ph is 4~10, in 35 DEG C~50 DEG C constant temperature, continues to stir Reaction 2h~3.5h, obtains organic amphiprotic copolymerized macromolecule first network gel；Then cooled down, in the case where nitrogen is passed through, will The aqueous solution that first network gel input is prepared equipped with D components and deionized water can be swelling in closed reactor, D components Weight concentration is 1.8%~11%, by weight, first network gel:Weight ratio=1 of D component deionized water solutions:（95~ 155）, swelling 2h~6h；Add the aqueous solution prepared by component E and deionized water and continue swelling, the weight concentration of component E is 10%~20%, swelling 16 h~24 h；After the completion of swelling, 75 DEG C~95 DEG C are warming up to, control ph is 3~7,75 DEG C~95 DEG C constant temperature, reacts 4h~6h, obtains organic amphiprotic copolymerized macromolecule interpenetrating networks gel.The component A is by methacryloxypropyl Ethyl-trimethyl salmiac, vinyl pyrrolidone, forulic acid composition, by the gauge of material, methylacryoyloxyethyl front three Ammonium chloride:Vinyl pyrrolidone:The ratio between amount of material of forulic acid=（0.5~1.2）:（0.3~1.6）:（0.4~ 1.1）；B component is PEGDMA-400, and number-average molecular weight is 2000~20000, and its charged material weight is component A The 2.5%~11% of gross weight；Component C is made up of potassium peroxydisulfate-sodium hydrogensulfite, and its gross weight that feeds intake is component A gross weight 0.3%~1.8%, by weight, potassium peroxydisulfate:Weight ratio=1 of sodium hydrogensulfite:（0.2~1.1）；D components by crotonic acid, Glycerine, hydroxyethyl methacrylate and dimethacrylate cyclohexanediol ester composition, by the gauge of material, crotonic acid:The third three Alcohol:The ratio between amount of material of hydroxyethyl methacrylate=（0.2~1.0）:（0.08~0.32）:（0.4~1.1）, by weight Meter, dimethacrylate cyclohexanediol ester charged material weight is crotonic acid, glycerine, three kinds of total weight of monomer of hydroxyethyl methacrylate The 1.8%~5.5% of amount；Component E is made up of potassium peroxydisulfate, pyridoxine hydrochloride, and potassium peroxydisulfate charged material weight is D component weights 0.1%~1.2%, the pyridoxine hydrochloride gross weight that feeds intake is the 0.8%~5.6% of D component weights.
What technical method of the invention was realized in：Methylacryoyloxyethyl front three can be being prepared in closed reactor Ammonium chloride CH2=C(CH3)COO(CH2)2N(CH3)3Cl, vinyl pyrrolidone H2C=CH-(C4H6NO), forulic acid (HO) (CH3O)C6H3The aqueous solution of CH=CHCOOH comonomers；After vacuumizing deoxidation, nitrogen protection is passed through, adds crosslinking agent dimethyl The aqueous solution of polyalkylene glycol acrylate ester；After intensification, redox initiator potassium peroxydisulfate-sodium hydrogensulfite K is added2S2O8- NaHSO3The aqueous solution, through trigger, combined polymerization chain propagation reaction, crosslinking agent PEGDMA-400 participate in copolymerization it is anti- Reaction should be crosslinked with line style copolymerization macromolecular and form cross-linked network structure, through chain termination reaction, obtain organic amphiprotic copolymerization Macromolecule first network gel.Nitrogen protection is passed through, organic amphiprotic copolymerized macromolecule first network gel is in crotonic acid CH3CH= CHCOOH, glycerine (HO) CH2CH(OH)CH2(OH), hydroxyethyl methacrylate CH2=C(CH3)COO CH2CH2OH, dimethyl Acrylate diol ester CH2=C(CH3)COO-(C6H10)-OOC(CH3)C=CH2The aqueous solution effect under it is swelling, add and draw Hair agent potassium peroxydisulfate K2S2O8, catalyst pyridoxine hydrochloride (CH3)(HOCH2)2(HO)C5In the presence of the HNHCl aqueous solution after Continuous swelling, in swelling process, monomer, crosslinking agent in the aqueous solution, initiator, catalyst enter into organic amphiprotic copolymerized macromolecule First network gel inside is simultaneously uniformly distributed；After intensification, line style copolymerization macromolecular is formed through initiation, combined polymerization chain propagation reaction, Crosslinking agent dimethacrylate cyclohexanediol ester participates in copolyreaction and line style copolymerization macromolecular crosslinks reaction, forms crosslinking There is esterification in the molecule of network structure, pyridoxine hydrochloride molecule of the catalysis with carboxylic group and hydroxyl group, due to Glycerine reacts to form cross-linked network structure with three OH groups and the molecule with carboxylic group；Further reaction, finally by In the chain termination and the completion of esterification of radical copolymerization macromolecular, form organic amphiprotic copolymerized macromolecule interpenetrating networks and coagulate Glue.
Relative to art methods, outstanding advantages of the present invention are monomer methacryloxypropyl second used in technology of preparing Base trimethyl ammonium chloride, crotonic acid, hydroxyethyl methacrylate and crosslinking agent dimethacrylate cyclohexanediol ester low toxicity, monomer Forulic acid, vinyl pyrrolidone and crosslinking agent PEGDMA-400, glycerine are nontoxic, reduce gel poison Property；The interpenetrating networks gel of preparation has radical crosslinking and esterification and crosslinking network structure, improves the steady of interpenetrating networks gel It is qualitative；Preparation method is simple, reaction condition is gentle, be suitable for production, with good environmental benefit and economic benefit.
Specific embodiment
Embodiment 1：By 124.5g MethacryloyloxyethylTrimethyl Trimethyl Ammonium Chlorides, 44.5g vinyl pyrrolidones, The deionized water of 97.1g forulic acids and 620.8ml is added to volume can be uniformly mixed in closed reactor for 2L, the water The weight concentration of solution is 30%, is evacuated to relative degree of vacuum -0.035MPa, then passes to nitrogen and recovers reactor to normal pressure, Add the PEGDMA-400 that 8g number-average molecular weights are 3000 and the aqueous solution that 30ml deionized waters are prepared, the water The weight concentration of solution is 21%；37 DEG C are then heated to, 1.02g potassium peroxydisulfates, 0.31g sodium hydrogensulfites and 22.8ml is added The aqueous solution that deionized water is prepared, the weight concentration of the aqueous solution is 5.5%；In 37 DEG C of constant temperature, control ph is 4.5, continues to stir Reaction 2.3h is mixed, organic amphiprotic copolymerized macromolecule first network gel is obtained；Then cooled down, it is organic in the case where nitrogen is passed through Both sexes copolymerized macromolecule first network gel 51g input volumes can be swelling in closed reactor for 10L's, is equipped with reactor 25.8g crotonic acids, 9.2g glycerine, 65g hydroxyethyl methacrylates, 2g dimethacrylate cyclohexanediol esters and 5003.4ml The aqueous solution that deionized water is prepared, the weight concentration of the aqueous solution is 2%, the weight of first network gel（51g）：The aqueous solution Weight（5105.4g）=1:100, swelling 3h；Add 0.2g potassium peroxydisulfates, 1.02g pyridoxine hydrochlorides and 10.4ml go from The aqueous solution that sub- water is prepared continues swelling, and the weight concentration of the aqueous solution is 10.5%, swelling 16.5 h；After the completion of swelling, heat up To 78 DEG C, control ph is 3.5, in 78 DEG C of isothermal reaction 4.3h, obtains organic amphiprotic copolymerized macromolecule interpenetrating networks gel.Should Gel is water insoluble, can be swelling in water, gel swelling rate（ESR）=9861%（Deionized water）, gel swelling rate（ESR）= 9719%（The NaCl aqueous solution of weight concentration 1%）.
Embodiment 2：By 228.2g MethacryloyloxyethylTrimethyl Trimethyl Ammonium Chlorides, 166.7g vinyl pyrrolidones, The deionized water of 194.2g forulic acids and 392.8ml is added to volume for 1L can be uniformly mixed in closed reactor, the water The weight concentration of solution is 60%, is evacuated to relative degree of vacuum -0.065MPa, then passes to nitrogen and recovers reactor to normal pressure, The PEGDMA-400 that 58.9g number-average molecular weights are 18000 and the aqueous solution that 92ml deionized waters are prepared are added, The weight concentration of the aqueous solution is 39%；Then heat to 49 DEG C, add 4.42g potassium peroxydisulfates, 4.42g sodium hydrogensulfites and The aqueous solution that 52ml deionized waters are prepared, the weight concentration of the aqueous solution is 14.5%；49 DEG C of constant temperature, control ph is 8.8, after Continuous stirring reaction 3.3h, obtains organic amphiprotic copolymerized macromolecule first network gel；Then cooled down, in the case where nitrogen is passed through, The 5L that organic amphiprotic copolymerized macromolecule first network gel 16.5g input volumes are can be swelling in closed reactor, in reactor Equipped with 77.5g crotonic acids, 27.6g glycerine, 130.1g hydroxyethyl methacrylates, 11.7g dimethacrylate cyclohexanediols The aqueous solution that ester and 2223.1ml deionized waters are prepared, the weight concentration of the aqueous solution is 10%, the weight of first network gel （16.5g）：The weight of the aqueous solution（2470g）=1:150, swelling 5.7h；Add 0.49g potassium peroxydisulfates, 2.47g pyridoxols The aqueous solution that hydrochloride and 12.2ml deionized waters are prepared continues swelling, and the weight concentration of the aqueous solution is 19.5%, swelling 23.5h；After the completion of swelling, 94 DEG C are warming up to, control ph is 6.7, in 94 DEG C of isothermal reaction 5.4h, obtain organic amphiprotic copolymerization Macromolecule interpenetrating networks gel.The gel is water insoluble, can be swelling in water, gel swelling rate（ESR）=7982%（Deionization Water）, gel swelling rate（ESR）=7854%（The NaCl aqueous solution of weight concentration 1%）.

Claims (1)

1. a kind of preparation method of organic amphiprotic copolymerized macromolecule interpenetrating networks gel, it is characterized in that can in closed reactor plus Enter component A and deionized water stirring prepares the aqueous solution, it is 28%~62% to control the weight concentration of component A, after the completion of prepared by solution, Relative degree of vacuum is evacuated to for -0.02MPa~-0.08MPa, after being passed through nitrogen recovery reactor to normal pressure, is added under agitation Enter the aqueous solution prepared by B component and deionized water, the weight concentration of B component is 20%~40%, the aqueous solution charging knot of B component Shu Hou, is warming up to 35 DEG C~50 DEG C, and the aqueous solution prepared by component C and deionized water is added under agitation, and the weight of component C is dense It is 5%~15% to spend, and control ph is 4~10, in 35 DEG C~50 DEG C constant temperature, continues stirring reaction 2h~3.5h, obtains organic two Property copolymerized macromolecule first network gel, then cooled down, in the case where nitrogen is passed through, by the first network gel input be equipped with D The aqueous solution that component and deionized water are prepared can be swelling in closed reactor, the weight concentration of D components is 1.8%~11%, is pressed Weight meter, first network gel:Weight ratio=1 of D component deionized water solutions:（95~155）, swelling time is 2h~6h, then The aqueous solution prepared by component E and deionized water is added to continue swelling, the weight concentration of component E is 10%~20%, swelling time Be 16 h~24 h, it is swelling after the completion of, be warming up to 75 DEG C~95 DEG C, control ph is 3~7, in 75 DEG C~95 DEG C constant temperature, reaction 4h~6h, obtains organic amphiprotic copolymerized macromolecule interpenetrating networks gel；The component A is by methylacryoyloxyethyl trimethyl chlorine Change ammonium, vinyl pyrrolidone, forulic acid composition, by the gauge of material, MethacryloyloxyethylTrimethyl Trimethyl Ammonium Chloride:Ethene Base pyrrolidones:The ratio between amount of material of forulic acid=（0.5~1.2）:（0.3~1.6）:（0.4~1.1）, B component is diformazan Base polyalkylene glycol acrylate ester, number-average molecular weight be 2000~20000, its charged material weight be component A gross weight 2.5%~ 11%, component C is made up of potassium peroxydisulfate-sodium hydrogensulfite, and its gross weight that feeds intake is the 0.3%~1.8% of component A gross weight, by weight Gauge, potassium peroxydisulfate:Weight ratio=1 of sodium hydrogensulfite:（0.2~1.1）, D components are by crotonic acid, glycerine, metering system Sour hydroxyl ethyl ester and dimethacrylate cyclohexanediol ester are constituted, by the gauge of material, crotonic acid:Glycerine:Hydroxyethyl methacrylate The ratio between amount of material of ethyl ester=（0.2~1.0）:（0.08~0.32）:（0.4~1.1）, by weight, dimethacrylate ring Hexylene glycol ester charged material weight is crotonic acid, glycerine, three kinds of 1.8%~5.5%, E of total monomer weight of hydroxyethyl methacrylate Component is made up of potassium peroxydisulfate, pyridoxine hydrochloride, and potassium peroxydisulfate charged material weight is the 0.1%~1.2% of D component weights, pyrrole Alcohol hydrochloride charged material weight of trembling is the 0.8%~5.6% of D component weights.
CN201611128129.6A 2016-12-09 2016-12-09 The preparation method of organic amphiprotic copolymerized macromolecule interpenetrating networks gel Pending CN106750408A (en)

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105289316A (en) * 2015-09-28 2016-02-03 浙江大学 Preparation method of composite separating film filled by interpenetrating polymer network hydrogel

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105289316A (en) * 2015-09-28 2016-02-03 浙江大学 Preparation method of composite separating film filled by interpenetrating polymer network hydrogel

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薛冬桦等: ""P(AA-DAC)两性聚电解质水凝胶的合成及性质"", 《高等学校化学学报》 *
魏佳: ""具有半互穿网络结构的两性吸水树脂的合成及性能研究"", 《中国优秀硕博士学位论文全文数据库（硕士） 工程科技I辑》 *

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Application publication date: 20170531