CN107022124A - High-strength protective gloves of graphene latex feature and preparation method thereof - Google Patents
High-strength protective gloves of graphene latex feature and preparation method thereof Download PDFInfo
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- CN107022124A CN107022124A CN201710042537.8A CN201710042537A CN107022124A CN 107022124 A CN107022124 A CN 107022124A CN 201710042537 A CN201710042537 A CN 201710042537A CN 107022124 A CN107022124 A CN 107022124A
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- 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
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D19/00—Gloves
- A41D19/015—Protective gloves
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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
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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
- C08K9/08—Ingredients agglomerated by treatment with a binding agent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
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- 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
- C08L9/10—Latex
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
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- Chemical Kinetics & Catalysis (AREA)
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
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Abstract
The invention discloses a kind of high-strength protective gloves of graphene latex feature and preparation method thereof, the gloves are reused graphene latex proofing gloves or disposable graphene latex glove;When the gloves are reused graphene latex proofing gloves, the preparation method includes:Gloves base is soaked into coagulator, leaching graphene latex complex liquid, dried, you can;When the gloves are disposable graphene latex glove, the preparation method includes:Glove mould is soaked into coagulator, drying, graphene latex complex liquid, crimping, vulcanization, cooling is soaked.Compared with prior art, graphene latex proofing gloves prepared by the present invention give full play to the highly conductive of graphene, high intensity, by force rub resistance, the advantage such as antibacterial, it is had wider purposes in fields such as manufacturing industry, hospitality industry, chemical industry, space flight and aviation industry.
Description
Technical field
The present invention relates to a kind of graphene-high-strength protective gloves of latex feature and preparation method thereof.
Background technology
Graphene is a kind of two-dimension nano materials, and the hexagon that its lattice is made up of six carbon atom, thickness is one
Connected between individual atomic layer, carbon atom by s keys, combination is sp2Hydridization, it is extremely excellent that these s keys impart graphene
Mechanical property and structural rigidity, the steel that the strength ratio of graphene is best are also eager to excel 100 times.Graphene has very high conduction
Its electron mobility is more than 15000cm under property, normal temperature2/V·s;Thermal conductivity factor is up to 5300W/mK, higher than CNT and
Diamond, graphene also has the features such as antibacterial, fire-retardant, radioresistance.Various excellent performances based on graphene, can be
Graphene is added in polymer latex matrix (such as Heveatex, NBR latex, polychloroprene latex, polyurethane rubber latex, styrene-butadiene latex
Deng) protective coating is made, the performance of material, such as rub resistance, paracentesis resistance, chemically-resistant solvent corrosion can be improved well
Property etc.;Based on the electric property that graphene is excellent, it can be added in polymer latex and make antistatic coating, and effect is non-
Chang Mingxian;Graphene can also be added in polymer latex, the protective coating of preparation has antibiotic property, anti-flammability, anti-spoke
Penetrating property etc..Therefore, compared with other latex proofing gloves, graphene-latex proofing gloves have unrivaled advantage.
Latex proofing gloves, are often referred to the glove product processed using rubber latex.Most common moulding process is:
After the glove model of the materials such as ceramics, aluminium, steel is first cleaned and washed through soda acid, soaked after being submerged initially in hot water preheating into coagulator
Stain, then carries out Dipped latex after heat drying coagulator, rushes hot water and delivers to baking oven sulfidization molding again.Latex proofing gloves according to
Its use occasion is different, can set woven lining, lining is enclosed on into impregnation on mould forms, and has both kept the wearing feeling of fabric,
There can be good grip using the properties of latex of outer layer again.With quickly propelling for technicalization process, the health of people
Also stepped up with health consciousness, the features such as latex proofing gloves are due to its workability, strong applicability and reusing,
In such as auto manufacturing, electronics, electrical equipment manufacture and assembly industry, space flight and aviation industry, the various Work places such as medical treatment and health
In be used widely.But, the gloves sold in the market are poor in high-end electronic product scope antistatic performance, using
During due to the generation of electrostatic, injury easily is produced to human body.Moreover, with the development of science and technology, the progress of medical science, therapeutical
Gloves contact harmful poisonous pollutant or sharp keen cutter due to needing, to its antibacterial, cut resistant, abrasion resistance, paracentesis resistance energy
Suffer from higher and higher requirement.Accordingly, it would be desirable to which a kind of have the combination properties such as very strong antistatic and antibacterial, rub resistance special
Not excellent latex proofing gloves, play the purpose for protecting skin not come to harm.
The content of the invention
For defect of the prior art, it is an object of the invention to provide a kind of graphene-latex proofing gloves and its system
Preparation Method:The present invention is to provide a kind of new production technology to existing industrialized production latex proofing gloves, and graphene is added
Graphene-polymer latex the protective gloves prepared to polymer latex can effectively improve traditional defense gloves antistatic behaviour
The features such as energy is not enough, bacteriostasis property is poor, crocking resistance is not strong.Graphene prepared by the present invention-latex proofing gloves are fully sent out
The highly conductive of graphene, high intensity, by force rub resistance, the advantage such as antibacterial are waved, makes it in manufacturing industry, hospitality industry, chemical industry, space flight boat
The fields such as empty industry have wider purposes.
The purpose of the present invention is achieved through the following technical solutions:
In a first aspect, the present invention provides a kind of preparation method of graphene-latex proofing gloves, the gloves are can be multiple
The graphene used-latex proofing gloves or disposable graphene-latex glove;
When the gloves are reused graphene-latex proofing gloves, the preparation method includes:By gloves
Base leaching coagulator, leaching graphene-latex complex liquid, are dried, you can;
When the gloves are disposable graphene-latex glove, the preparation method includes:Glove mould is soaked and solidified
Agent, drying, soak graphene-latex complex liquid, crimping, vulcanization, cooling.
Preferably, the coagulator is one or more of mixing in inorganic acid calcium, calcium of organic acid, methanol, water;It is described
Inorganic acid calcium such as calcium nitrate, calcium chloride etc.;The calcium of organic acid such as calcium acetate etc..
Preferably, the coagulator is that calcium nitrate solution or mass fraction that mass fraction is 10-15% are 10-15%'s
Calcium chloride solution.
Preferably, in the graphene-latex complex liquid, the ratio between parts by weight of the latex and graphene are 100:
(0.025-5).If the addition of graphene is very little, it can not embody the antistatic behaviour of graphene-latex proofing gloves and resist
The excellent feature such as bacterium;If the addition of graphene is too many, graphene can reunite in latex matrix, cause graphite
The decline of the performances such as wearability, tear and the puncture of alkene-latex proofing gloves.
Preferably, the type of the graphene prepares that graphene, carbon dioxide are super to be faced selected from chemical vapour deposition technique (CVD)
Graphene oxide, coupling agent modified graphene oxide, the amino that boundary's expansion stripping graphene, chemical oxidation are peeled off are macromolecule modified
Graphene oxide, cationic surfactant modified graphene oxide, bromododecane modified graphene oxide, bromohexadecane
Modified graphene oxide, bromo-octadecane modified graphene oxide, high-temperature heat expansion gained redox graphene, Low Temperature Thermal are swollen
Graphene, the electrochemical stripping graphene of modification, mechanical ball mill are peeled off obtained by swollen gained redox graphene, electrochemical stripping
Graphene, three-roll grinder tool peel off the one or more in graphene.
Preferably, the type of the latex is selected from Heveatex, NBR latex, polychloroprene latex, polyurethane rubber latex, butadiene-styrene rubber
One or more in breast.
Preferably, the graphene-latex complex liquid also contains auxiliary agent, usual auxiliary agent parts by weight and weight of latex number
Ratio be (0.5-8):100.
Preferably, the auxiliary agent is one in vulcanization accelerator, thickener, zinc oxide, age resistor, stabilizer, sulphur etc.
Plant or several mixing.Be conducive to ensureing at room temperature the speed and degree of gloves vulcanization after addition auxiliary agent, obtain good add
Work security and the combination property for improving vulcanizate.
Preferably, the vulcanization accelerator includes zinc oxide, magnesia etc.;The thickener includes casein, gelatin, water
Glass etc.;The age resistor includes naphthylamines class, aldehyde amines, phenols, phenyl diamino derivative etc.;The stabilizer includes anion
Surfactant, cationic surfactant or nonionic surfactant.
Preferably, in the preparation method of the reused graphene-latex proofing gloves, gloves base is to be enclosed on hand
Operated on mold, the glove mould is using preceding needing to be preheated.
Preferably, in the preparation method of the reused graphene-latex proofing gloves, the condition of the drying
For:70 DEG C, 20 minutes, then 100~110 DEG C, 40 minutes.
Preferably, in the preparation method of the reused graphene-latex proofing gloves, the drying is gloves
What the glue surface on base surface was carried out after solidifying substantially.
Preferably, in the preparation method of the disposable graphene-latex glove, glove mould leaching coagulator before need into
Row is cleaned, dried.
Preferably, the step of preparation method of the disposable graphene-latex glove also includes the demoulding, it will be prepared into
To disposable graphene-latex glove separated from glove mould.
Preferably, in the preparation method of the disposable graphene-latex glove, before the crimping, leaching graphene-glue
After newborn complex liquid, the step of also there is leaching.
Preferably, the leaching is specifically that will soak the glove mould after graphene-latex complex liquid in 40-50 DEG C of bubbly water
2-3 minutes.
Preferably, in the preparation method of the disposable graphene-latex glove, the condition of the vulcanization is:110-114
℃。
Preferably, in the preparation method, the mode that the drying is used is drying;The equipment used is baking oven.
Second aspect, the present invention provides a kind of graphene-latex proofing gloves, is prepared by above-mentioned preparation method.
Compared with prior art, the present invention has the advantages that:
1st, graphene-frivolous softness of latex proofing gloves prepared by the present invention, dresses comfortable feel.
2nd, the crocking resistance of graphene of the present invention-latex proofing gloves and existing latex proofing gloves, paracentesis resistance energy,
Belt cutting-resisting property and antistatic property and anti-microbial property all have a very significant increase.
3rd, the preparation method of graphene of the present invention-latex proofing gloves is simple, it is not necessary to which existing industrial equipment is carried out
Transformation, simple to operate, production cost is low, it is easy to industrialized production and extensive preparation.More specifically, its technique is simple, without
Existing equipment is processed and transformed, production cost is saved, is adapted to large-scale production.Graphene is by different functional groups
Modification, can both be distributed in polar solvent (such as water, DMF), can also be distributed in non-polar solven
(such as ethanol, dimethylbenzene, n-butanol), and in Heveatex, NBR latex, polychloroprene latex, polyurethane rubber latex, styrene-butadiene latex
One or more of latex are configured to the compounded latex of different proportion, and graphene-latex proofing gloves advantage prepared by this method exists
In graphene is combined with polymer latex by way of solution blending, and this method is simple and easy to apply, need not both meet original
The harsh polymerization technique requirement of position polymerization, also will not be easily caused graphene as mixing complex method and divide in latex matrix
Dissipate uneven.Graphene is added in polymer latex by the method for solution blending, graphene can be uniformly dispersed very much
In latex matrix, it is more beneficial for graphene and the uniform of polymer latex is combined.This method and existing industrialized production glue
The equipment and process of newborn protective gloves are seamlessly connected, and high-performance can be just carried out without being upgraded to existing equipment and being transformed
With the preparation of functional graphene-latex proofing gloves.
Embodiment
With reference to specific embodiment, the present invention is described in detail.Following examples will be helpful to the technology of this area
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that to the ordinary skill of this area
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection domain.
Embodiment 1
The present embodiment provides a kind of preparation method of graphene-latex proofing gloves, and this method is to prepare latex proofing hand
The specific implementation method of set, specific implementation step is as follows:
Step one:By weight, 97 parts of methanol, 3 parts of calcium nitrate are configured to coagulator;
Step 2:100 parts of NBR latex, 0.5 part of graphene oxide are configured to uniform compounded latex, are then made with casein
It is for thickener (content is 0.5-8 parts) that the graphene configured-NBR latex is thickened to 1000PaS or so is stand-by;
Step 3:Handle mold is preheating to 30-40 DEG C, and then handle sleeve base is enclosed on glove mould, and leaching coagulator is prevented
Infiltration, then soaks compounded latex, treats that glue surface solidifies laggard oven for drying substantially, temperature control is dry 20 minutes at 70 DEG C, then
Dried 40 minutes at 100-110 DEG C, gloves shaping and demoulding is produced.Graphene-latex proofing the hand prepared according to the embodiment
Set is using European standard EN388:2003 are tested, and specific test result is shown in Table 1.
Embodiment 2
The present embodiment provides a kind of preparation method of graphene-latex proofing gloves, this method be prepare it is disposable
The specific implementation method of rubber gloves, the NBR latex gloves are made up of following component in parts by weight:
Step one:Coagulator is formulated by weight by 87 parts of water, 13 parts of calcium nitrate;
Step 2:5 parts of the macromolecule modified graphene oxide of 100 parts of NBR latex, amino, 1.4 parts of sulphur, zinc oxide 1.4
Part, 1.8 parts of stabilizer, 0.8 part of age resistor, are made compounded latex;
Step 3:The preparation method is:After the glove mould drying impregnated of coagulator, then impregnate answering of preparing
Rubber alloy breast, is then passed through after leaching, crimping, into 116 DEG C of baking oven, dries 60 minutes, then in temperature in 114 DEG C of baking oven
Vulcanized, then leaching, then dried in temperature is 90 DEG C of baking oven, cooling and demolding.Prepared according to the embodiment
Graphene-latex proofing gloves use ISO 10282:2002 are tested, and specific test result is shown in Table 2.
The present embodiment can be realized under the following conditions:
Stabilizer is anion surfactant, cationic surfactant or nonionic surfactant;
Age resistor is naphthylamines class, aldehyde amines, phenols, phenyl diamino derivative etc..
Embodiment 3
The present embodiment provides a kind of preparation method of graphene-latex proofing gloves, and this method is to prepare latex proofing hand
The specific implementation method of set, specific implementation step is as follows:
Step one:8 parts of polyurethane rubber latex, 0.3 part of graphene obtained by electrochemical stripping, (titanium dioxide is in rubber for 0.2 part of titanium dioxide
Both there is reinforcement, anti-aging, filling effect again as colouring agent in glue industry.Titanium is added in white and colorful rubber product
White powder, sun-resistant under solar radiation, does not ftracture, nondiscolouring, percentage of elongation is big and acid and alkali-resistance), 0.14 part of auxiliary agent is according to mass ratio
It is blended, then adjusts stone with DMF (if polyurethane rubber latex viscosity is too big, being diluted using the material)
The viscosity of black alkene latex is stirred for obtaining compounded latex after being well mixed within 120-150 minutes to 300PaS;
Step 2:Gloves base is enclosed on glove mould, then glove mould impregnating polyurethane compounded latex, then drenches slurry 3-
4 minutes, then glove mould is immersed to first of washing of progress in 30-50 DEG C of water, and (this embodiment reclaimed water served as solidification
Agent), then glove mould is immersed second washing is carried out in 60-85 DEG C of water, the 3rd road is finally carried out in 70-90 DEG C of water
Washing;
Step 3:Glove mould after 3rd road is washed, which is sent into 80-120 DEG C of baking oven, is dried, and cooling and demolding is produced.
The present embodiment can be achieved under the following conditions:The auxiliary agent is vulcanization accelerator, thickener, zinc oxide, anti-old
One or more of mixing in agent, stabilizer, sulphur etc..
Embodiment 4
The present invention provides a kind of preparation method of graphene-latex proofing gloves, and this method is to prepare latex proofing gloves
Specific implementation method, specific implementation step is as follows:
Step one:Coagulator, with reference to embodiment 1;
Step 2:Configuration neoprene compounded latex is carried out first, by 100 parts of polychloroprene latex, high-temperature heat expansion oxygen reduction fossil
Black 0.3 part of alkene, 1.4 parts of vulcanization accelerator, 1.8 parts of sulphur, 0.3 part of age resistor, than being blended, are then vulcanized with weight,
Place 24 hours and obtain compounded latex after vulcanization maturation, producing line to be generated is standby;
Step 3:The glove mould drying after coagulator will be impregnated, then glove mould is impregnated into compounded latex, drench slurry 30 seconds
Drip worry is carried out in 40-50 DEG C of water afterwards;Crimping is eventually passed, vulcanization drying 90 minutes, are stripped nature at a temperature of 100 DEG C
Cooling.
The present embodiment can be achieved under the following conditions:Vulcanization accelerator is one or both of zinc oxide, magnesia
Mixing;Age resistor is one or more of mixing in naphthylamines class, aldehyde amines, phenols, phenyl diamino derivative.
Embodiment 5
The present invention provides a kind of preparation method of graphene-latex proofing gloves, and this method is to prepare latex proofing gloves
Specific implementation method, specific implementation step is as follows:
Step one:Coagulator is with reference to embodiment 1;
Step 2:50-70 parts of polybutadiene latex, 20-40 parts of butadiene-styrene rubber, 1-5 parts of zinc oxide, 1-5 parts of age resistor, bromine
For hexadecane modified graphene, 1.5 parts are blended, and obtain compounded latex after being well mixed, producing line to be generated is standby;
Step 3:Glove mould is cleaned, after washing, and clean mould, which is submerged initially in after hot water heating, impregnates coagulator, treats
Coagulator is carried out sending into baking oven vulcanization, drying forming after impregnation, glove mould impregnation after drying, and cooling and demolding is produced.
The present embodiment can be achieved under the following conditions:Age resistor is naphthylamines class, aldehyde amines, phenols, phenyl diamino derivative
One or more of mixing in thing.
Comparative example 1
This comparative example is the comparative example of embodiment 1, and this method is the specific implementation method for preparing latex proofing gloves, with reality
The difference for applying example 1 is in this comparative example that NBR latex protective gloves does not add graphene oxide.Specific performance is shown in Table
1。
Comparative example 2
This comparative example is the comparative example of embodiment 2, and this method is the specific embodiment party for preparing disposable rubber gloves
Method, is in this comparative example that NBR latex protective gloves does not add the macromolecule modified oxygen of amino with the difference of embodiment 2
Graphite alkene.Specific performance is shown in Table 2.
Performance test
Performance test is carried out to protective gloves product made from above-described embodiment, comparative example, it is as a result as follows:
The latex proofing gloves performance test of table 1
The disposable rubber gloves performance test of table 2
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (10)
1. the preparation method of a kind of graphene-latex proofing gloves, it is characterised in that the gloves are reused graphite
Alkene-latex proofing gloves or disposable graphene-latex glove;
When the gloves are reused graphene-latex proofing gloves, the preparation method includes:Gloves base is soaked
Coagulator, leaching graphene-latex complex liquid, are dried, you can;
When the gloves are disposable graphene-latex glove, the preparation method includes:By glove mould soak coagulator,
Dry, soak graphene-latex complex liquid, crimping, vulcanization, cooling.
2. the preparation method of graphene according to claim 1-latex proofing gloves, it is characterised in that the coagulator
For one or more of mixing in inorganic acid calcium, calcium of organic acid, methanol, water.
3. the preparation method of graphene according to claim 1-latex proofing gloves, it is characterised in that the graphene-
In latex complex liquid, the ratio between parts by weight of the latex and graphene are 100:(0.025-5).
4. the preparation method of graphene-latex proofing gloves according to claim 1 or 3, it is characterised in that the graphite
The type of alkene is selected from process for preparing graphenes by chemical vapour deposition, CO 2 supercritical expansion and peels off graphene, chemical oxidation stripping
From graphene oxide, coupling agent modified graphene oxide, the macromolecule modified graphene oxide of amino, cationic surfactant
Modified graphene oxide, bromododecane modified graphene oxide, bromohexadecane modified graphene oxide, bromo-octadecane change
Property graphene oxide, redox graphene obtained by high-temperature heat expansion, redox graphene, electrochemistry obtained by low temperature thermal expansion
Peel off gained graphene, the electrochemical stripping graphene of modification, mechanical ball mill and peel off graphene, three-roll grinder tool stripping graphite
One or more in alkene;
The one kind of the type of the latex in Heveatex, NBR latex, polychloroprene latex, polyurethane rubber latex, styrene-butadiene latex
Or it is several.
5. the preparation method of graphene-latex proofing gloves according to claim 1 or 3, it is characterised in that the graphite
Alkene-latex complex liquid also contains auxiliary agent.
6. the preparation method of graphene according to claim 1-latex proofing gloves, it is characterised in that it is described can be multiple
In the preparation method of the graphene used-latex proofing gloves, gloves base is enclosed on glove mould and operated, the hand
Mold is using preceding needing to be preheated.
7. the preparation method of graphene according to claim 1-latex proofing gloves, it is characterised in that it is described can be multiple
In the preparation method of the graphene used-latex proofing gloves, dry condition is:70 DEG C, 20 minutes, then 100-110 DEG C, 40
Minute.
8. the preparation method of graphene according to claim 1-latex proofing gloves, it is characterised in that described disposable
In the preparation method of graphene-latex glove, the condition of the vulcanization is:110-114℃.
9. the preparation method of graphene according to claim 1-latex proofing gloves, it is characterised in that the drying is adopted
Mode is drying.
10. a kind of graphene-latex proofing gloves, it is characterised in that be by according to any one of claim 1 to 9 system
What Preparation Method was prepared.
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