CN111533923B - Graphene-hard material base composite latex with high wear resistance and high cutting resistance and application thereof - Google Patents
Graphene-hard material base composite latex with high wear resistance and high cutting resistance and application thereof Download PDFInfo
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- CN111533923B CN111533923B CN202010256022.XA CN202010256022A CN111533923B CN 111533923 B CN111533923 B CN 111533923B CN 202010256022 A CN202010256022 A CN 202010256022A CN 111533923 B CN111533923 B CN 111533923B
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- graphene
- latex
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- resistance
- composite
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- 239000000463 material Substances 0.000 title claims abstract description 67
- 239000002131 composite material Substances 0.000 title claims abstract description 64
- 229920000126 latex Polymers 0.000 title claims abstract description 62
- 239000004816 latex Substances 0.000 title claims abstract description 62
- 238000005520 cutting process Methods 0.000 title claims abstract description 27
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 60
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 39
- 239000003381 stabilizer Substances 0.000 claims abstract description 11
- 239000002270 dispersing agent Substances 0.000 claims abstract description 10
- 238000007598 dipping method Methods 0.000 claims abstract description 8
- 238000000576 coating method Methods 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 24
- 239000004744 fabric Substances 0.000 claims description 17
- 238000002360 preparation method Methods 0.000 claims description 17
- 238000002156 mixing Methods 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 11
- 239000000843 powder Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 9
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 6
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 6
- 239000004917 carbon fiber Substances 0.000 claims description 6
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 5
- AFZSMODLJJCVPP-UHFFFAOYSA-N dibenzothiazol-2-yl disulfide Chemical compound C1=CC=C2SC(SSC=3SC4=CC=CC=C4N=3)=NC2=C1 AFZSMODLJJCVPP-UHFFFAOYSA-N 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 5
- 239000003607 modifier Substances 0.000 claims description 5
- 229920002401 polyacrylamide Polymers 0.000 claims description 5
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 claims description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 4
- FBPFZTCFMRRESA-KVTDHHQDSA-N D-Mannitol Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-KVTDHHQDSA-N 0.000 claims description 3
- PDQAZBWRQCGBEV-UHFFFAOYSA-N Ethylenethiourea Chemical compound S=C1NCCN1 PDQAZBWRQCGBEV-UHFFFAOYSA-N 0.000 claims description 3
- 229930195725 Mannitol Natural products 0.000 claims description 3
- 150000001350 alkyl halides Chemical class 0.000 claims description 3
- 239000000594 mannitol Substances 0.000 claims description 3
- 235000010355 mannitol Nutrition 0.000 claims description 3
- 239000004094 surface-active agent Substances 0.000 claims description 3
- 239000002174 Styrene-butadiene Substances 0.000 claims description 2
- IHBCFWWEZXPPLG-UHFFFAOYSA-N [Ca].[Zn] Chemical compound [Ca].[Zn] IHBCFWWEZXPPLG-UHFFFAOYSA-N 0.000 claims description 2
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 2
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 239000007822 coupling agent Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000011115 styrene butadiene Substances 0.000 claims description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 2
- 238000009210 therapy by ultrasound Methods 0.000 claims description 2
- BOXSVZNGTQTENJ-UHFFFAOYSA-L zinc dibutyldithiocarbamate Chemical compound [Zn+2].CCCCN(C([S-])=S)CCCC.CCCCN(C([S-])=S)CCCC BOXSVZNGTQTENJ-UHFFFAOYSA-L 0.000 claims description 2
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims 2
- QFBDCSDDHUBEGG-UHFFFAOYSA-N 1,2-dibutylnaphthalene;sodium Chemical compound [Na].C1=CC=CC2=C(CCCC)C(CCCC)=CC=C21 QFBDCSDDHUBEGG-UHFFFAOYSA-N 0.000 claims 1
- XEGMDUOAESTQCC-UHFFFAOYSA-N 1-(naphthalen-1-ylmethyl)naphthalene;sodium Chemical compound [Na].C1=CC=C2C(CC=3C4=CC=CC=C4C=CC=3)=CC=CC2=C1 XEGMDUOAESTQCC-UHFFFAOYSA-N 0.000 claims 1
- 150000002500 ions Chemical class 0.000 claims 1
- 229920001084 poly(chloroprene) Polymers 0.000 claims 1
- 239000000835 fiber Substances 0.000 abstract description 29
- 229920000742 Cotton Polymers 0.000 abstract description 8
- 239000004753 textile Substances 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 21
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 11
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 10
- 239000004677 Nylon Substances 0.000 description 7
- 229920001778 nylon Polymers 0.000 description 7
- 239000004743 Polypropylene Substances 0.000 description 6
- 229920004933 Terylene® Polymers 0.000 description 6
- 239000005020 polyethylene terephthalate Substances 0.000 description 6
- -1 polypropylene Polymers 0.000 description 6
- 229920001155 polypropylene Polymers 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 5
- 229920002748 Basalt fiber Polymers 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000000701 coagulant Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000006087 Silane Coupling Agent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052901 montmorillonite Inorganic materials 0.000 description 2
- LCRMGUFGEDUSOG-UHFFFAOYSA-N naphthalen-1-ylsulfonyloxymethyl naphthalene-1-sulfonate;sodium Chemical compound [Na].C1=CC=C2C(S(=O)(OCOS(=O)(=O)C=3C4=CC=CC=C4C=CC=3)=O)=CC=CC2=C1 LCRMGUFGEDUSOG-UHFFFAOYSA-N 0.000 description 2
- 150000002825 nitriles Chemical class 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- PBLNBZIONSLZBU-UHFFFAOYSA-N 1-bromododecane Chemical compound CCCCCCCCCCCCBr PBLNBZIONSLZBU-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- KZOJQMWTKJDSQJ-UHFFFAOYSA-M sodium;2,3-dibutylnaphthalene-1-sulfonate Chemical compound [Na+].C1=CC=C2C(S([O-])(=O)=O)=C(CCCC)C(CCCC)=CC2=C1 KZOJQMWTKJDSQJ-UHFFFAOYSA-M 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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- 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
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/042—Graphene or derivatives, e.g. graphene oxides
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- 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
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/41—Compounds containing sulfur bound to oxygen
- C08K5/42—Sulfonic acids; Derivatives thereof
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- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/06—Elements
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- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/10—Properties of the materials having mechanical properties
- D06N2209/103—Resistant to mechanical forces, e.g. shock, impact, puncture, flexion, shear, compression, tear
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1642—Hardnes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1685—Wear resistance
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2211/00—Specially adapted uses
- D06N2211/10—Clothing
- D06N2211/103—Gloves
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Gloves (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to high-wear-resistance and high-cutting-resistance graphene-hard material base composite latex and application thereof, wherein the composite latex comprises the following components in parts by weight: 1-9 parts of graphene modified composite hard material, 0.1-0.5 part of dispersant, 0.05-0.1 part of stabilizer, 0.2-1 part of accelerator and 80-90 parts of latex. The composite latex prepared by the invention can use common cotton yarn, chemical fiber or blended yarn and the like as a bottom lining, and the composite material of textile and latex has high-grade wear resistance and cutting resistance through a dipping or coating process. The prepared gloves are especially tested by EN388 standard, the cutting resistance of the gloves is up to 5 grade, the wear resistance of the gloves is up to 4 grade, the tearing resistance of the gloves is up to 4 grade, and the puncture resistance of the gloves is up to 4 grade.
Description
Technical Field
The invention relates to the technical field of security glove preparation, in particular to graphene-hard material base composite latex with high wear resistance and high cutting resistance and application thereof.
Background
At present, the method for improving the wear resistance and the cut resistance of textiles mainly uses high-strength fiber materials, such as aramid fibers, carbon fibers, high-modulus polyethylene, basalt fibers and the like, to prepare glove blanks or other textile base fabrics, for example, patent CN106555244A discloses a cut-resistant ultra-high molecular weight polyethylene fiber, including ultra-high molecular weight polyethylene fiber; hard fibers dispersed in the ultra high molecular weight polyethylene fibers; the mass ratio of the ultra-high molecular weight polyethylene fibers to the hard fibers is 100: (2-8). According to the preparation method, the tensile viscosity of the spinning solution in the preparation process is improved by controlling the content of the hard fibers, so that the mechanical property of the finished fiber is further improved, the obtained finished fiber has higher strength, the elongation at break is high, the number of broken ends is low, and the cutting resistance of the fiber reaches the European standard 5 (equivalent to American standard 3). Also, as disclosed in patent CN106555245A, a cut resistant ultra high molecular weight polyethylene fiber includes ultra high molecular weight polyethylene fiber; hard fibers and solvent oil dispersed in the ultra-high molecular weight polyethylene fibers; the mass ratio of the ultrahigh molecular weight polyethylene fibers to the hard fibers to the solvent oil is 100: (3-6): (0.3-2). According to the method, the hard fibers are better compatible with the ultra-high molecular weight polyethylene through the infiltration effect of the solvent oil on the hard fibers, and meanwhile, the addition of the solvent oil is beneficial to the uniform distribution of the hard fibers in the ultra-high molecular weight polyethylene, so that the finished fibers have higher elongation at break, and the cutting resistance of the finished fibers can reach the European standard 5 (equivalent to American standard 3).
However, the special functional fibers have the problems of high cost, relatively complex fiber processing technology and weaving technology, and hard hand feeling and poor comfort of finished gloves and other products prepared by the fibers.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the graphene-hard material base composite latex with high wear resistance and cutting resistance and the application thereof.
The purpose of the invention is realized by the following technical scheme:
the invention provides high-wear-resistance and cutting-resistance graphene-hard material base composite latex which comprises the following components in percentage by mass:
preferably, the hard material comprises one or more of silicon nitride, silicon carbide, glass powder, glass fiber powder, carbon fiber powder, basalt fiber powder and ceramic powder, and the particle size of the hard material is 1-20 μm.
Preferably, the hard material is a combination of silicon nitride, zirconia, carbon fiber powder.
More preferably, the mass ratio of the silicon nitride, the zirconia, and the carbon fiber powder is 0.1 to 5.
Preferably, in the graphene modified composite hard material, the adopted graphene is modified graphene; the modifying agent adopted by the modified graphene comprises one or more of a coupling agent, a surfactant and alkyl halide.
Preferably, the preparation method of the graphene modified composite hard material comprises the following steps:
s1, mixing graphene with a modifier, and preparing modified graphene through an ionic reaction;
s2, reacting the hard material with the modified graphene for 0.5-2.5 hours under stirring or ultrasonic treatment to obtain a graphene modified composite hard material;
in the step S1, the addition amount of the modifier is 12-38% of the mass of the graphene;
in the step S2, the mass ratio of the hard material to the modified graphene is 1-7.
According to the invention, the graphene modified composite hard material can improve the performance of the hard material, the modified hard material is added into the latex, the latex has more excellent cutting resistance, wear resistance and strength, and the modified hard material can be more uniformly dispersed in the latex.
Preferably, the dispersant is selected from one or more of sodium methylene bis naphthalene sulfonate, polyacrylamide and sodium dibutyl naphthalene sulfonate;
the stabilizer is selected from one or more of zinc-calcium stabilizer, mannitol and sodium dodecyl sulfate;
the accelerant is one or more selected from ethylene thiourea, zinc dibutyl dithiocarbamate and dibenzothiazyl disulfide.
Preferably, the latex is selected from one or more of butyronitrile, PE, PU, PVC, natural latex, styrene-butadiene latex and chloroprene latex.
The invention also provides a preparation method of the high-wear-resistance and cutting-resistance hard material-based composite latex, which comprises the following steps:
A. adding dispersant, stabilizer and accelerator into partial latex (natural latex needs to be heated to 45-65 deg.C, and other latexes are at normal temperature), and stirring for 1-5 hr;
B. adding the graphene modified composite hard material into the rest latex, and mechanically stirring for 1-5h to graft the graphene modified composite hard material onto latex particles;
C. and C, mixing the latexes treated in the step A and the step B, and stirring for 3-8 hours at the temperature of 10-60 ℃ to obtain the composite latex.
The invention also provides a high-strength, cutting-resistant and wear-resistant fabric product or yarn prepared from the graphene-hard material-based composite latex with high wear resistance and cutting resistance, wherein the fabric product comprises cloth, gloves and the like made of cotton yarn, nylon, terylene, polypropylene or blended yarn; the yarn is selected from cotton yarn, nylon, terylene, polypropylene or blended yarn.
The invention also provides a preparation method of the high-strength, cutting-resistant and wear-resistant fabric product or yarn, which comprises the following steps: and (3) dipping the fabric product or the yarn in the composite latex or coating the composite latex, and drying to obtain the fabric product or the yarn with high strength, cutting resistance and wear resistance.
The invention also provides a preparation method of the high-strength, cutting-resistant and wear-resistant functional glove, which comprises the following steps:
A. soaking the prepared glove blank with a coagulant, and drying at 30-50 deg.C for 2-5min;
B. dipping the glove blank treated by the A into the composite latex, and then drying for 15-30min at the temperature of 50-80 ℃;
C. cleaning the glove blank treated in the step B with redundant composite rubber materials, vulcanizing,
D. and D, repeating the processes of the step B and the step C, and then demoulding to obtain the high-strength, cutting-resistant and wear-resistant functional glove.
Preferably, the glove blank is made of cotton yarn, nylon, terylene, polypropylene or blended yarn.
Compared with the prior art, the invention has the following beneficial effects:
the composite latex prepared by the invention can use common cotton yarn, nylon, terylene, polypropylene fiber or blended yarn as a bottom lining, and the composite material of textile and latex has high-grade wear resistance and cutting resistance through a dipping or coating process. Compared with gloves prepared from special functional fibers, the gloves have the advantages of softer hand feeling, better comfort, better cutting resistance, better wear resistance and better tear resistance. Can be widely applied to the special fields of individual safety protection, sports protection, engineering safety, field survival and the like with higher wear resistance and cutting resistance requirements.
The gloves prepared by dipping the composite latex are tested by EN388 standard, the cutting resistance of the gloves is up to 5 grade, the wear resistance of the gloves is up to 4 grade, the tearing resistance of the gloves is up to 4 grade, and the puncture resistance of the gloves is up to 4 grade.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the concept of the invention. All falling within the scope of the present invention.
Examples 1 to 10
The embodiment 1 to 10 provides a preparation method of graphene-hard material-based composite latex with high wear resistance and high cutting resistance, which comprises the following steps:
1. mixing graphene with a silane coupling agent (the addition amount is 28% of the mass of the graphene) to prepare modified graphene;
2. reacting a hard material (the hard material adopted in each example is shown in table 1, the particle size of each hard material is 10-20 μm) with the modified graphene for 2 hours under stirring or ultrasonic waves to obtain a graphene modified composite hard material;
3. adding a dispersant of sodium methylene dinaphthalene sulfonate, a stabilizer of mannitol and an accelerator of ethylene thiourea into part of nitrile latex (at normal temperature) in sequence, and fully stirring for 1-5h;
4. adding the graphene modified composite hard material into the rest latex, and mechanically stirring for 1-5 hours to graft the graphene modified composite hard material onto latex particles;
it should be noted that, in the step 3 and the step 4, the latex is distributed only by being capable of being fully and uniformly stirred with other components;
5. and (4) mixing the latexes treated in the steps (3) and (4), and stirring for 5 hours at the temperature of 40 ℃ to obtain the composite latex.
In the preparation method, the weight parts of the components are shown in table 1.
TABLE 1
Example 11
The embodiment provides a preparation method of graphene-hard material-based composite latex with high wear resistance and high cutting resistance, which comprises the following steps:
1. mixing graphene with a surfactant (specifically, quaternary ammonium salt, the addition amount of which is 32% of that of graphene) to prepare modified graphene;
2. reacting a hard material (the hard material adopted in each example is shown in table 2, the particle size of each hard material is 10-20 μm) with the modified graphene under stirring or ultrasonic for 0.5 hour to obtain a graphene modified composite hard material;
3. adding a dispersant polyacrylamide, a sodium dodecyl sulfate as a fixing agent and an accelerator dibenzothiazyl disulfide into part of PE (normal temperature) in sequence according to a proportion, and fully stirring for 1-5h;
4. adding the graphene modified composite hard material into the rest PE, and mechanically stirring for 1-5h to graft the graphene modified composite hard material onto PE particles;
5. and (4) mixing the latexes treated in the steps (3) and (4), and stirring for 8 hours at the temperature of 10 ℃ to obtain the composite latex.
In the preparation method, the weight parts of the components are shown in table 2.
Example 12
The embodiment provides a preparation method of graphene-hard material-based composite latex with high wear resistance and high cutting resistance, which comprises the following steps:
1. mixing graphene with a silane coupling agent (the addition amount is 31% of the mass of the graphene) to prepare modified graphene;
2. reacting a hard material (the hard material adopted in each example is shown in table 2, the particle size of each hard material is 10-20 μm) with the modified graphene for 2.5 hours under stirring or ultrasound to obtain a graphene modified composite hard material;
3. adding a dispersant polyacrylamide, a stabilizer sodium dodecyl sulfate and an accelerator dibenzothiazyl disulfide into partial natural latex (the temperature of the natural latex needs to be raised to 45-65 ℃) in sequence according to a proportion, and fully stirring for 1-5 hours;
4. adding the graphene modified composite hard material into the rest PE, and mechanically stirring for 1-5h to graft the graphene modified composite hard material onto natural latex particles;
5. and (4) mixing the latexes treated in the steps (3) and (4), and stirring for 3 hours at the temperature of 60 ℃ to obtain the composite latex.
In the preparation method, the weight parts of the components are shown in table 2.
Example 13
The embodiment provides a preparation method of graphene-hard material-based composite latex with high wear resistance and high cutting resistance, which comprises the following steps:
1. mixing graphene with alkyl halide (specifically bromododecane, the addition amount is 23% of the mass of the graphene) to prepare modified graphene;
2. reacting a hard material (the hard material adopted in each example is shown in table 2, the particle size of each hard material is 10-20 μm) with the modified graphene for 2 hours under stirring or ultrasonic waves to obtain a graphene modified composite hard material;
3. adding a dispersant polyacrylamide, a stabilizer sodium dodecyl sulfate and an accelerator dibenzothiazyl disulfide into part of nitrile latex (at normal temperature) in turn according to a proportion, and fully stirring for 1-5h;
4. adding the graphene modified composite hard material into the rest latex, and mechanically stirring for 1-5 hours to graft the graphene modified composite hard material onto latex particles;
5. and (4) mixing the latexes treated in the steps (3) and (4), and stirring for 4 hours at the temperature of 40 ℃ to obtain the composite latex.
In the preparation method, the weight parts of the components are shown in table 2.
TABLE 2
Comparative example 1
This comparative example differs from example 8 only in that: in the comparative example, the basalt fiber powder is replaced by the montmorillonite.
Comparative example 2
This comparative example differs from example 8 only in that: in the comparative example, the basalt fiber powder and the silicon oxide are replaced by the montmorillonite.
Comparative example 3
This comparative example differs from example 5 only in that: in this comparative example, the modification treatment of step 1 was not performed, and the unmodified graphene was directly subjected to the treatment of step 2.
Comparative example 4
This comparative example differs from example 5 only in that: in this comparative example, the hard material was directly subjected to the treatment of step 3 without adding modified graphene.
Comparative example 5
This comparative example differs from example 9 only in that: in this comparative example, the carbon fiber powder was 4 parts by weight.
Comparative example 6
This comparative example differs from example 10 only in that: in this comparative example, no hard material was added, and the modified graphene prepared in step 1 was added to step 4 for processing.
And (3) performance testing:
a method of making a glove, comprising the steps of:
A. firstly, soaking a prepared glove blank (prepared from cotton yarns) with a coagulant (the coagulant is a mixture of calcium nitrate and ethanol with the weight ratio of 1;
B. respectively dipping the glove blanks treated in the step A into the composite latex prepared in each embodiment and comparative example, and then drying for 1-4h at the temperature of 60-120 ℃;
C. and (5) demolding to obtain the glove.
The gloves prepared by dipping the composite latexes prepared in the examples and comparative examples were subjected to a performance test using the method in the EN388 standard (the specific measurement method used in the examples and comparative examples is exactly the same), and the test results are shown in Table 2.
TABLE 3
The same treatment was carried out on a glove blank made of nylon using the glove making method described above, wherein the compounded latex used was prepared as in example 2, and the resulting glove was tested using the method in the EN388 standard, and the results were: the cutting resistance is up to 4 grade, the wear resistance is up to 4 grade, the tear resistance is up to 4 grade, and the puncture resistance is up to 4 grade.
The glove blanks made of polyester were subjected to the same treatment using the glove preparation method described above, wherein the composite latex used was prepared as in example 2, and the gloves obtained were tested using the method in the EN388 standard, with the following results: the cutting resistance is up to 4 grade, the wear resistance is up to 4 grade, the tear resistance is up to 4 grade, and the puncture resistance is up to 4 grade.
The invention can also be used for preparing other high-strength, cutting-resistant and wear-resistant fabric products or yarns (such as fabric products or yarns, wherein the fabric products comprise cloth materials made of cotton yarns, nylon, terylene, polypropylene fibers or blended yarns, and also comprise yarns made of cotton yarns, nylon, terylene, polypropylene fibers or blended yarns) by using the composite latex prepared by the embodiment in a specific method: the fabric product or the yarn is dipped in the composite latex prepared in the embodiment or coated with the composite latex prepared in the embodiment, and then dried at the temperature of 50-120 ℃. The resulting fabric product or yarn also achieves significantly improved cut resistance, abrasion resistance, tear resistance and puncture resistance over that prior to impregnation.
The embodiments described above are described to facilitate an understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make modifications and alterations without departing from the scope of the present invention.
Claims (4)
1. The high-wear-resistance and high-cutting-resistance graphene-hard material base composite latex is characterized by comprising the following components in parts by weight:
1-9 parts of graphene modified composite hard material,
0.1 to 0.5 portion of dispersant,
0.05 to 0.1 portion of stabilizer,
0.2 to 1 portion of an accelerant,
80-90 parts of latex;
the hard material is a combination of silicon nitride, zirconia and carbon fiber powder;
in the graphene modified composite hard material, the adopted graphene is modified graphene; the modifier adopted by the modified graphene comprises one or more of a coupling agent, a surfactant and alkyl halide;
the preparation method of the graphene modified composite hard material comprises the following steps:
s1, mixing graphene with a modifier, and preparing modified graphene through an ion reaction;
s2, reacting the hard material with the modified graphene for 0.5-2.5 hours under stirring or ultrasonic treatment to obtain a graphene modified composite hard material;
in the step S1, the addition amount of the modifier is 12-38% of the mass of the graphene;
in the step S2, the mass ratio of the hard material to the modified graphene is 1-7;
the dispersing agent is selected from one or more of methylene bis-naphthalene sodium sulfonate, polyacrylamide and dibutyl naphthalene sodium sulfonate;
the stabilizer is selected from one or more of zinc-calcium stabilizer, mannitol and sodium dodecyl sulfate;
the accelerant is one or more selected from ethylene thiourea, zinc dibutyl dithiocarbamate and dibenzothiazyl disulfide;
the latex is selected from one or more of butyronitrile, PE, PU, PVC, natural latex, styrene-butadiene latex and neoprene latex.
2. A method for preparing the highly wear-resistant and cut-resistant graphene-hard material-based composite latex according to claim 1, comprising the steps of:
A. adding the dispersant, the stabilizer and the accelerator into partial latex in proportion, and fully stirring for 1-5h;
B. adding the graphene modified composite hard material into the rest latex, and mechanically stirring for 1-5h to graft the graphene modified composite hard material onto latex particles;
C. and C, mixing the latexes treated in the step A and the step B, and stirring for 3-8 hours at the temperature of 10-60 ℃ to obtain the composite latex.
3. A high strength, cut resistant, abrasion resistant fabric product or yarn made from the high abrasion resistant, cut resistant graphene-hard material based composite latex of claim 1.
4. A method of making a high strength, cut and abrasion resistant functional fabric product or yarn according to claim 3, comprising the steps of:
dipping the fabric product or yarn in the composite latex of claim 1 or coating the composite latex of claim 1, and drying to obtain the fabric product or yarn with high strength, cutting resistance and wear resistance.
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CN116791354A (en) * | 2022-03-17 | 2023-09-22 | 南通强生新材料科技股份有限公司 | Cutting-resistant yarn and production process thereof |
CN115821585A (en) * | 2022-12-10 | 2023-03-21 | 江苏金呢工程织物股份有限公司 | Textile auxiliary for high-wear-resistance forming net and preparation method thereof |
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