CN106317328A - Water-resistant acrylonitrile-butadiene rubber latex for unlined thin gloves and preparation method thereof - Google Patents

Water-resistant acrylonitrile-butadiene rubber latex for unlined thin gloves and preparation method thereof Download PDF

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CN106317328A
CN106317328A CN201610690969.5A CN201610690969A CN106317328A CN 106317328 A CN106317328 A CN 106317328A CN 201610690969 A CN201610690969 A CN 201610690969A CN 106317328 A CN106317328 A CN 106317328A
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water
acrylonitrile
resistance
unlined
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张国华
王兴杰
张培丽
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Shandong Chengtai Chemical Co Ltd
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Shandong Chengtai Chemical Co Ltd
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    • 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
    • C08F236/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
    • C08F236/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
    • C08F236/04—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
    • C08F236/12—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with nitriles
    • 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
    • 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
    • C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02—Organic and inorganic ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C08K3/36—Silica
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/05—Alcohols; Metal alcoholates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/10—Esters; Ether-esters
    • C08K5/11—Esters; Ether-esters of acyclic polycarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/20—Carboxylic acid amides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
    • C08K5/3432—Six-membered rings
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/51—Phosphorus bound to oxygen
    • C08K5/52—Phosphorus bound to oxygen only
    • C08K5/524—Esters of phosphorous acids, e.g. of H3PO3
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/54—Silicon-containing compounds
    • C08K5/541—Silicon-containing compounds containing oxygen
    • C08K5/5415—Silicon-containing compounds containing oxygen containing at least one Si—O bond
    • C08K5/5419—Silicon-containing compounds containing oxygen containing at least one Si—O bond containing at least one Si—C bond
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
    • C08L9/02—Copolymers with acrylonitrile
    • C08L9/04—Latex
    • 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
    • C08J2309/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
    • C08J2309/02—Copolymers with acrylonitrile

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  • Health & Medical Sciences (AREA)
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  • Polymers & Plastics (AREA)
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  • Dispersion Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
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Abstract

The invention discloses water-resistant acrylonitrile-butadiene rubber latex for unlined thin gloves and a preparation method thereof. The water-resistant acrylonitrile-butadiene rubber latex is prepared from the following raw materials in parts by weight: 85-90 parts of butadiene, 45-50 parts of acrylonitrile, 7-9 parts of acrylic acid, 6-8 parts of ethylene glycol diacrylate, 1-2 parts of sodium pyrophosphate, 2-3 parts of N,N'-methylene bisacrylamide, 1-2 parts of n-dodecyl mercaptan, 1-2 parts of sodium pyrosulfite, 2-4 parts of polypropylene glycol diglycidyl ether, 3-5 parts of nekal, 1-2 parts of dicumyl peroxide, 4-6 parts of phosphite ester, 5-7 parts of dialkane cyclohexane dicarboxylate and the like. The acrylonitrile-butadiene gloves prepared from the acrylonitrile-butadiene rubber latex developed in the invention are soft in texture, non-rubber-permeable, comfortable to wear and good in water resistance and have the advantages of good oil resistance, solvent resistance, wear resistance and penetration resistance. The added dodecafluoroheptylpropyltrimethoxysilane, hexadecyl methacrylate, 4-chloro-N-(stearamide-methyl)pyridine and the like have excellent water resistance and are combined with the other additives to enhance the water resistance of the product.

Description

A kind of unlined slim glove water-fast NBR latex and preparation method thereof
Invention field
The invention belongs to macromolecule chemical industry Material Field, concretely relate to a kind of unlined water-fast fourth of slim glove Nitrile latex and preparation method thereof.
Background technology
NBR latex is the kind that China's middle nineteen sixties grows up, and its application is increasingly extensive, and Technology is continuous Improve, kind seriation increasingly.The carboxylic acrylonitrile butadiene rubber latex grown up on the basis of NBR latex is butadiene, acrylonitrile With the aqueous dispersion of polymers of carboxylic acid, it it is the modified succedaneum of NBR latex.Carboxylic acrylonitrile butadiene rubber latex is because there being carboxylic on strand Base, performance is better than common NBR latex, and having can be with advantages such as self-crosslinkings.Obtained latex has the oil resistant of excellence, resistance toization Learning and anti-wear performance, good fluidity, tensile strength is high and has unique adhesion strength, is widely used as oil resistant wear-resistant immersion Goods.Although carboxylic acrylonitrile butadiene rubber latex has a lot of merit, its water resistance is the most bad, is immersed in the water for a long time and easily rises Wrinkle, accordingly, it would be desirable to develop a kind of mechanical strength, the carboxylic acrylonitrile butadiene rubber latex of abrasion performance, simultaneously water resistance excellence.
Summary of the invention
It is an object of the invention to provide a kind of unlined slim glove water-fast NBR latex and preparation method thereof.
For reaching above-mentioned purpose, the technical solution used in the present invention is:
A kind of unlined water-fast NBR latex of slim glove, is formed by the preparation of raw material of following weight portion: butadiene 85-90, Acrylonitrile 45-50, acrylic acid 7-9, ethylene glycol diacrylate 6-8, sodium pyrophosphate 1-2, N,N methylene bis acrylamide 2- 3, dodecyl mercaptan carbon 1-2, sodium pyrosulfite 1-2, polypropylene glycol diglycidyl ether 2-4, nekal 3-5, mistake Oxidation diisopropylbenzene (DIPB) 1-2, phosphite ester 4-6, cyclohexane dicarboxylic acid dialkyl esters 5-7, ten difluoro heptyl propyl trimethoxy silicon Alkane 3-4, Decahydroisoquinolinpreparation 4-6, stearmide 3-5, higher alcohol 2-4,4-chloro-N-(stearmide methyl) pyridine 3-5, methyl-prop Olefin(e) acid cetyl ester 6-8, aerosil 8-10, deionized water 180-220.
A kind of unlined slim glove preparation method of water-fast NBR latex, comprises the following steps:
(1) by acrylonitrile, acrylic acid, ethylene glycol diacrylate, sodium pyrophosphate, N,N methylene bis acrylamide, positive 12 Carbon mercaptan, deionized water join mix homogeneously in reactor, then add butadiene, peroxidating diisopropyl after nitrogen charging evacuation Benzene, polypropylene glycol diglycidyl ether mix, and regulate temperature to 35-45 DEG C of insulation reaction 3-4h, are subsequently adding pyrosulfurous acid Sodium, nekal, insulation reaction 4-5h after being continuously heating to 50-60 DEG C, stop when conversion ratio reaches more than 97% Reaction, obtains NBR latex emulsion；
(2) by phosphite ester, cyclohexane dicarboxylic acid dialkyl esters, ten difluoro heptyl propyl trimethoxy silicanes, Decahydroisoquinolinpreparation Add dispersion agitator tank in dispersion stirring 80-100min, be subsequently adding 4-chloro-N-(stearmide methyl) pyridine, metering system Acid cetyl ester, aerosil are circulated grinding 3-5h, and to dispersion liquid, powder particle size is less than 5 μm, obtains latex Modifying agent；
(3) after the raw materials such as NBR latex emulsion, latex modified agent, stearmide, higher alcohol being mixed at a temperature of 65-75 DEG C Stirring 50-60min, obtains described NBR latex.
Beneficial effects of the present invention:
The present invention develop NBR latex prepare butyronitrile gloves quality softness not strike-through, wearing comfort, water resistance is good, also has There is good oil resistivity, solvent resistance, wearability and paracentesis resistance.Ten difluoro heptyl propyl trimethoxy silicanes of interpolation, first Base aliphatic acrylate, 4-chloro-N-(stearmide methyl) pyridine etc. has good water repelling property, with other interpolation Agent combines the resistance to water enhancing goods.
Detailed description of the invention
Below in conjunction with specific embodiment, technical scheme of the present invention is further described.
Embodiment 1:
A kind of unlined water-fast NBR latex of slim glove, is formed by the preparation of raw material of following weight portion (kg): butadiene 85, Acrylonitrile 45, acrylic acid 7, ethylene glycol diacrylate 6, sodium pyrophosphate 1, N,N methylene bis acrylamide 2, positive 12 carbon sulfur Alcohol 1, sodium pyrosulfite 1, polypropylene glycol diglycidyl ether 2, nekal 3, cumyl peroxide 1, phosphorous acid Ester 4, cyclohexane dicarboxylic acid dialkyl esters 5, ten difluoro heptyl propyl trimethoxy silicane 3, Decahydroisoquinolinpreparation 4, stearmide 3, Higher alcohol 2,4-chloro-N-(stearmide methyl) pyridine 3, methacrylic acid cetyl ester 6, aerosil 8, deionization Water 180.
A kind of unlined slim glove preparation method of water-fast NBR latex, comprises the following steps:
(1) by acrylonitrile, acrylic acid, ethylene glycol diacrylate, sodium pyrophosphate, N,N methylene bis acrylamide, positive 12 Carbon mercaptan, deionized water join mix homogeneously in reactor, then add butadiene, peroxidating diisopropyl after nitrogen charging evacuation Benzene, polypropylene glycol diglycidyl ether mix, and regulate temperature to 35-45 DEG C of insulation reaction 3-4h, are subsequently adding pyrosulfurous acid Sodium, nekal, insulation reaction 4-5h after being continuously heating to 50-60 DEG C, stop when conversion ratio reaches more than 97% Reaction, obtains NBR latex emulsion；
(2) by phosphite ester, cyclohexane dicarboxylic acid dialkyl esters, ten difluoro heptyl propyl trimethoxy silicanes, Decahydroisoquinolinpreparation Add dispersion agitator tank in dispersion stirring 80-100min, be subsequently adding 4-chloro-N-(stearmide methyl) pyridine, metering system Acid cetyl ester, aerosil are circulated grinding 3-5h, and to dispersion liquid, powder particle size is less than 5 μm, obtains latex Modifying agent；
(3) after the raw materials such as NBR latex emulsion, latex modified agent, stearmide, higher alcohol being mixed at a temperature of 65-75 DEG C Stirring 50-60min, obtains described NBR latex.
Embodiment 2:
A kind of unlined water-fast NBR latex of slim glove, is formed by the preparation of raw material of following weight portion (kg): butadiene 87.5, acrylonitrile 47.5, acrylic acid 8, ethylene glycol diacrylate 7, sodium pyrophosphate 1.5, N,N methylene bis acrylamide 2.5, dodecyl mercaptan carbon 1.5, sodium pyrosulfite 1.5, polypropylene glycol diglycidyl ether 3, nekal 4, peroxide Change diisopropylbenzene (DIPB) 1.5, phosphite ester 5, cyclohexane dicarboxylic acid dialkyl esters 6, ten difluoro heptyl propyl trimethoxy silicane 3.5, Decahydroisoquinolinpreparation 5, stearmide 4, higher alcohol 3,4-chloro-N-(stearmide methyl) pyridine 4, methacrylic acid cetyl ester 7, aerosil 9, deionized water 190.
Preparation method is with embodiment 1.
Embodiment 3:
A kind of unlined water-fast NBR latex of slim glove, is formed by the preparation of raw material of following weight portion (kg): butadiene 90, Acrylonitrile 50, acrylic acid 9, ethylene glycol diacrylate 8, sodium pyrophosphate 2, N,N methylene bis acrylamide 3, positive 12 carbon sulfur Alcohol 2, sodium pyrosulfite 2, polypropylene glycol diglycidyl ether 4, nekal 5, cumyl peroxide 2, phosphorous acid Ester 6, cyclohexane dicarboxylic acid dialkyl esters 7, ten difluoro heptyl propyl trimethoxy silicane 4, Decahydroisoquinolinpreparation 6, stearmide 5, Higher alcohol 4,4-chloro-N-(stearmide methyl) pyridine 5, methacrylic acid cetyl ester 8, aerosil 10, go from Sub-water 220.
Preparation method is with embodiment 1.
The unlined slim glove that above-described embodiment 1-3 the prepares performance test results such as following table institute of water-fast NBR latex Show:
Embodiment 1 Embodiment 2 Embodiment 3
Solid content, % 48.6 49.5 51.5
Viscosity, mPa.s 96.3 97.8 103.2
PH value 8.4 8.8 8.7
Particle diameter, nm 118 135 126
Resistance to water (immerses distilled water 240h) Unchanged Unchanged Unchanged

Claims (2)

1. the unlined water-fast NBR latex of slim glove, it is characterised in that formed by the preparation of raw material of following weight portion: Butadiene 85-90, acrylonitrile 45-50, acrylic acid 7-9, ethylene glycol diacrylate 6-8, sodium pyrophosphate 1-2, N, N-methylene Bisacrylamide 2-3, dodecyl mercaptan carbon 1-2, sodium pyrosulfite 1-2, polypropylene glycol diglycidyl ether 2-4, dibutyl naphthalene Sodium sulfonate 3-5, cumyl peroxide 1-2, phosphite ester 4-6, cyclohexane dicarboxylic acid dialkyl esters 5-7, ten difluoro heptyl third Base trimethoxy silane 3-4, Decahydroisoquinolinpreparation 4-6, stearmide 3-5, higher alcohol 2-4,4-chloro-N-(stearmide methyl) pyrrole Pyridine 3-5, methacrylic acid cetyl ester 6-8, aerosil 8-10, deionized water 180-220.
A kind of unlined slim glove preparation method of water-fast NBR latex the most according to claim 1, its feature exists In, comprise the following steps:
(1) by acrylonitrile, acrylic acid, ethylene glycol diacrylate, sodium pyrophosphate, N,N methylene bis acrylamide, positive 12 Carbon mercaptan, deionized water join mix homogeneously in reactor, then add butadiene, peroxidating diisopropyl after nitrogen charging evacuation Benzene, polypropylene glycol diglycidyl ether mix, and regulate temperature to 35-45 DEG C of insulation reaction 3-4h, are subsequently adding pyrosulfurous acid Sodium, nekal, insulation reaction 4-5h after being continuously heating to 50-60 DEG C, stop when conversion ratio reaches more than 97% Reaction, obtains NBR latex emulsion；
(2) by phosphite ester, cyclohexane dicarboxylic acid dialkyl esters, ten difluoro heptyl propyl trimethoxy silicanes, Decahydroisoquinolinpreparation Add dispersion agitator tank in dispersion stirring 80-100min, be subsequently adding 4-chloro-N-(stearmide methyl) pyridine, metering system Acid cetyl ester, aerosil are circulated grinding 3-5h, and to dispersion liquid, powder particle size is less than 5 μm, obtains latex Modifying agent；
(3) after the raw materials such as NBR latex emulsion, latex modified agent, stearmide, higher alcohol being mixed at a temperature of 65-75 DEG C Stirring 50-60min, obtains described NBR latex.
CN201610690969.5A 2016-08-20 2016-08-20 Water-resistant acrylonitrile-butadiene rubber latex for unlined thin gloves and preparation method thereof Pending CN106317328A (en)

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Cited By (4)

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Publication number Priority date Publication date Assignee Title
CN111358094A (en) * 2020-04-28 2020-07-03 河北泰能鸿森医疗科技有限公司 Disposable butyronitrile gloves with sweat accumulation preventing function and preparation method thereof
CN111358095A (en) * 2020-04-28 2020-07-03 河北泰能鸿森医疗科技有限公司 Disposable butyronitrile gloves and preparation method thereof
CN113969000A (en) * 2021-11-30 2022-01-25 青岛科技大学 Sweat-absorbing material for inner layer of carboxyl butyronitrile latex examination glove and preparation method thereof
CN117567688A (en) * 2024-01-15 2024-02-20 星宇新材料股份有限公司 Butyronitrile emulsion and synthesis method and application thereof

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111358094A (en) * 2020-04-28 2020-07-03 河北泰能鸿森医疗科技有限公司 Disposable butyronitrile gloves with sweat accumulation preventing function and preparation method thereof
CN111358095A (en) * 2020-04-28 2020-07-03 河北泰能鸿森医疗科技有限公司 Disposable butyronitrile gloves and preparation method thereof
CN113969000A (en) * 2021-11-30 2022-01-25 青岛科技大学 Sweat-absorbing material for inner layer of carboxyl butyronitrile latex examination glove and preparation method thereof
CN113969000B (en) * 2021-11-30 2023-10-13 青岛科技大学 Inner layer sweat-absorbing material of carboxyl butyronitrile latex inspection glove and preparation method thereof
CN117567688A (en) * 2024-01-15 2024-02-20 星宇新材料股份有限公司 Butyronitrile emulsion and synthesis method and application thereof
CN117567688B (en) * 2024-01-15 2024-04-05 星宇新材料股份有限公司 Butyronitrile emulsion and synthesis method and application thereof

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