CN108976585A - A kind of ultralight foamed material of graphene/EVA and preparation method thereof - Google Patents
A kind of ultralight foamed material of graphene/EVA and preparation method thereof Download PDFInfo
- Publication number
- CN108976585A CN108976585A CN201810707889.5A CN201810707889A CN108976585A CN 108976585 A CN108976585 A CN 108976585A CN 201810707889 A CN201810707889 A CN 201810707889A CN 108976585 A CN108976585 A CN 108976585A
- Authority
- CN
- China
- Prior art keywords
- graphene
- eva
- mixing
- foamed material
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0023—Use of organic additives containing 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
-
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/08—Copolymers of ethene
-
- 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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
-
- 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
- C08J2429/00—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 at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
- C08J2429/02—Homopolymers or copolymers of unsaturated alcohols
- C08J2429/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- 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
- C08J2433/00—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
- C08J2433/24—Homopolymers or copolymers of amides or imides
- C08J2433/26—Homopolymers or copolymers of acrylamide or methacrylamide
-
- 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
-
- 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
- C08J2471/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
- C08J2471/02—Polyalkylene oxides
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Emergency Medicine (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The present invention relates to a kind of ultralight foamed materials of graphene/EVA and preparation method thereof, belong to EVA foamed material technical field, the ultralight foamed material of graphene/EVA includes following component: EVA, polyethylene, maleic anhydride grafted ethene based compound, silane coupling agent, stearic acid, zinc stearate, zinc oxide, color tablets material, foaming agent, crosslinking agent and graphene presoma；Preparation method includes the following steps: to prepare graphene presoma, mixing, mill, plasticate foaming and molding.The ultralight foamed material intensity of graphene/EVA produced by the present invention is high, light weight and long service life.
Description
Technical field
The invention belongs to EVA foamed material technical fields, and in particular to a kind of ultralight foamed material of graphene/EVA and its
Preparation method.
Background technique
In recent years, the research that graphene is applied to polymer composites as reinforcing agent is very extensive, usual additive amount
In some thousandths of to ten thousand/several, the elasticity modulus of polymer composites, tensile strength, elongation percentage and tough can be significantly improved
Property etc. mechanical performances, therefore graphene as improve material property will become industrial applications one of hot spot.
Graphene is light, mechanical strength is high, stability is good, these characteristics, which are imported in EVA shoe material, will be helpful to prepare
The novel EVA shoes bottom material of excellent combination property.But currently, about graphene enhancing EVA shoe bottom material research it is less,
And according to existing graphene enhance high molecular material from the point of view of, how dispersibility, the poor compatibility of graphene in the base solve
Certainly graphene dispersibility, consistency problem in EVA matrix is the key that exploitation graphene enhances EVA shoe bottom material, therefore stone
The research of black alkene modified EVA method will have important directive significance and application to exploitation graphene/EVA functional footwear bottom material
Prospect.
There are the oxygen-containing functional groups such as great amount of hydroxy group, carboxyl, epoxy group on graphene oxide, these functional groups not only to aoxidize
Powerful π~π Van der Waals'attractive force is got rid of between graphene sheet layer and lamella and is separated from each other, but also can be with monolithic
Form is scattered in aqueous solution.Studies have shown that graphene oxide can be scattered in water-soluble poly by aqueous solution with the state of removing
It closes in object.Using the graphene water-soluble polymer for containing removing dispersion as presoma, can contribute to graphene is good
It is scattered in another matrix.But common polymeric matrix is lyophobic dust, and water-soluble polymer is hydrophily high score
Son, the two are difficult compatible.So water-soluble polymer is carried out the hydrophobic modified compatibility that can improve itself and EVA such as to be esterified,
And it carries out being esterified etc. hydrophobic modified in aqueous solution and can guarantee well the dispersibility of graphene, and then reach graphene and exist
Disperse in EVA.
Summary of the invention
The purpose of the present invention is overcome the deficiencies of the prior art and provide a kind of high, long service life with light weight, intensity
EVA foamed material.
The present invention is achieved by the following technical solutions:
A kind of ultralight foamed material of graphene/EVA, including the following component according to mass fraction meter: EVA 100~110
Part, 30~50 parts of polyethylene, 10~15 parts of maleic anhydride grafted ethene based compound, 10~15 parts of silane coupling agent, stearic acid
0.5~1.5 part, 0.5~1.5 part of zinc stearate, 2~3 parts of zinc oxide, 1~5 part of color tablets material, 5~15 parts of foaming agent, crosslinking agent
0.5~3 part, 1~5 part of graphene presoma.
Further, the crosslinking agent is dual-tert-butyl dicumyl peroxide.
The preparation method of the ultralight foamed material of graphene/EVA, includes the following steps:
S1, graphene presoma is prepared:
S11,15~17g water-soluble polymer, 5~7g acid and 10~11mL alcohol are added in 600~650mL water, stirring
Uniformly, the first mixed solution is obtained；
S12,2.24~2.30g graphene oxide is added in the first mixed solution obtained by S11, obtains the mixing of containing graphene
Liquid adjusts the pH value of the mixed liquor of gained containing graphene to 7~8, obtains the second mixed solution after mixing evenly；
S13, the second mixed solution obtained by S12 is dried to gel, obtains gel material, wherein gained gel material after drying
Quality is 40~42g；
S14, gel material obtained by S13 and rubber are uniformly mixed according to the mass ratio of 5~6:1, and thin to a thickness of 2~
3mm obtains graphene presoma；
S2, mixing:
According to the mass fraction, by EVA, polyethylene, silane coupling agent, maleic anhydride grafted ethene based compound, hard
Graphene presoma obtained by resin acid, zinc stearate, zinc oxide, color tablets material and S1 is after mixing, close as carrying out in mixer
Refining, obtains mixing material；
S3, mill:
Mixing material obtained by S2 is subjected to mill and beats piece, with a thickness of 2~3mm, sheet stock is obtained, then makes gained sheet stock
Grain, obtains the first granulation material；
S4, it plasticates:
By the first granulation material obtained by S3 as plasticating on open mill, must plasticate material, will then according to the mass fraction meter
The foaming agent, crosslinking agent and gained, which are plasticated, to be expected to be granulated after mixing, obtains the second granulation material；
S5, foaming and molding:
Second granulation material obtained by S4 is foamed, foamed material is obtained, then gained foamed material is molded, obtains graphite
The ultralight foamed material of alkene/EVA.
Further, water-soluble polymer described in S11 is any of polyacrylamide or polyvinyl alcohol or polyethylene glycol
It is a kind of.
Further, acid described in S11 is any one in oxalic acid or acetic acid or citric acid.
Further, alcohol described in S11 is any one in ethyl alcohol or propyl alcohol or glycerine.
Further, 1250~1300r/min of revolving speed when S12 is stirred.
Further, drying temperature described in S13 is 95~100 DEG C.
Further, smelting temperature described in S2 is 140~145 DEG C, and mixing time is 15~17min, mill temperature described in S3
Degree is 90~95 DEG C, and plasticating temperature described in S4 is 90~95 DEG C.
Further, blowing temperature described in S5 is 180~185 DEG C, and the foamed time is 400~420s.
The beneficial effects of the present invention are embodied in:
It, can be to water solubility using means such as esterifications by water-soluble polymer stable dispersion graphene oxide in water phase
Polymer progress is hydrophobic modified, to improve its compatibility with polymeric matrix, and then promotes graphene in polymer matrix
Dispersion in body.
The use of maleic anhydride grafted ethene based compound and silane coupling agent can effectively increase EVA matrix material in formula
The polarity of material, thus enhance the interaction of basis material and graphene oxide, using the humidification that graphene is excellent, thus
Improve the mechanical performance of integral composite；In addition, the polyethylene and EVA in formula have good compatibility, while it has
There is higher hardness, material hardness caused by reducing due to material proportion can be improved and declined.The method energy used in the present invention
Dispersion of the graphene in EVA material is effectively facilitated, and improves the interaction of graphene and EVA material, graphene uniform
It is distributed in the cell wall of EVA foamed material, using the enhancing performance that graphene is excellent, improves the whole physics of foamed material
Performance.
Specific embodiment
Below by specific embodiment, invention is further described in detail, but those skilled in the art will manage
Solution, the following example is merely to illustrate the present invention, and should not be taken as limiting the scope of the invention.
Raw material used in present patent application is commercially available product, in which:
Silane coupling agent be think purchased from Chengdu it is vertical can Co., Ltd NM2；
Color tablets material is the color tablets material of the color according to required for actual product；
Maleic anhydride grafted ethene based compound is purchased from DuPont Corporation FusabondR E588.
Embodiment 1
A kind of ultralight foamed material of graphene/EVA, including the following component according to mass fraction meter: 100 parts of EVA, gathering
30 parts of ethylene, 10 parts of maleic anhydride grafted ethene based compound, 10 parts of silane coupling agent, 0.5 part of stearic acid, zinc stearate: 0.5
Part, 2 parts of zinc oxide, 1 part of color tablets material, 5 parts of foaming agent, 0.5 part of crosslinking agent, 1 part of graphene presoma.
Wherein, the crosslinking agent is dual-tert-butyl dicumyl peroxide.
The preparation method of the ultralight foamed material of graphene/EVA described in claim 1, which is characterized in that including walking as follows
It is rapid:
S1, graphene presoma is prepared:
S11,15g water-soluble polymer, 5g acid and 10mL alcohol are added in 600~650mL water, stir evenly, obtains first
Mixed solution；
Wherein, the water-soluble polymer is polyacrylamide；
The acid is oxalic acid；
The alcohol is ethyl alcohol.
S12,2.24g graphene oxide is added in the first mixed solution obtained by S11, obtains the mixed liquor of containing graphene, stirs
After mixing uniformly, the pH value of the mixed liquor of gained containing graphene is adjusted to 7, obtains the second mixed solution；Wherein, revolving speed when stirring
1250r/min。
S13, the second mixed solution obtained by S12 is dried to gel, obtains gel material, wherein gained gel material after drying
Quality is 40g, wherein drying temperature is that temperature is 95 DEG C.
S14, gel material obtained by S13 and rubber are uniformly mixed according to the mass ratio of 5:1, and thinned to a thickness of 2mm, obtained
Graphene presoma；
S2, mixing:
According to the mass fraction, by EVA, polyethylene, silane coupling agent, maleic anhydride grafted ethene based compound, hard
Graphene presoma obtained by resin acid, zinc stearate, zinc oxide, color tablets material and S1 is after mixing, close as carrying out in mixer
Refining, obtains mixing material, wherein mixing smelting temperature is 140 DEG C, mixing time 15min.
S3, mill:
Mixing material obtained by S2 is subjected to mill and beats piece, with a thickness of 2mm, sheet stock is obtained, then gained sheet stock is granulated, is obtained
First granulation material, wherein stating mixing temperature is 90 DEG C.
S4, it plasticates:
By the first granulation material obtained by S3 as plasticating on open mill, must plasticate material, will then according to the mass fraction meter
The foaming agent, crosslinking agent and gained, which are plasticated, to be expected to be granulated after mixing, obtains the second granulation material, wherein the temperature of plasticating
Degree is 90 DEG C
S5, foaming and molding:
Second granulation material obtained by S4 is foamed, foamed material is obtained, then gained foamed material is molded, obtains graphite
The ultralight foamed material of alkene/EVA, wherein the blowing temperature is 180 DEG C, and the foamed time is 400s.
Embodiment 2
A kind of ultralight foamed material of graphene/EVA, including the following component according to mass fraction meter: 105 parts of EVA, gathering
40 parts of ethylene, 12 parts of maleic anhydride grafted ethene based compound, 12 parts of silane coupling agent, 1.0 parts of stearic acid, zinc stearate: 1.0
Part, 2 parts of zinc oxide, 3 parts of color tablets material, foaming agent: 10 parts, 2 parts of crosslinking agent, 3 parts of graphene presoma.
Wherein, the crosslinking agent is dual-tert-butyl dicumyl peroxide.
The preparation method of the ultralight foamed material of graphene/EVA described in claim 1, which is characterized in that including walking as follows
It is rapid:
S1, graphene presoma is prepared:
S11,16g water-soluble polymer, 6g acid and 11mL alcohol are added in 630mL water, stir evenly, it is molten obtains the first mixing
Liquid；
Wherein, the water-soluble polymer is polyvinyl alcohol；
The acid is acetic acid；
The alcohol is propyl alcohol.
S12,2.28g graphene oxide is added in the first mixed solution obtained by S11, obtains the mixed liquor of containing graphene, stirs
After mixing uniformly, the pH value of the mixed liquor of gained containing graphene is adjusted to 8, obtains the second mixed solution；Wherein, revolving speed when stirring
1280r/min。
S13, the second mixed solution obtained by S12 is dried to gel, obtains gel material, wherein gained gel material after drying
Quality is 41g, wherein drying temperature is that temperature is 98 DEG C.
S14, gel material obtained by S13 and rubber are uniformly mixed according to the mass ratio of 6:1, and thinned to a thickness of 3mm, obtained
Graphene presoma；
S2, mixing:
According to the mass fraction, by EVA, polyethylene, silane coupling agent, maleic anhydride grafted ethene based compound, hard
Graphene presoma obtained by resin acid, zinc stearate, zinc oxide, color tablets material and S1 is after mixing, close as carrying out in mixer
Refining, obtains mixing material, wherein mixing smelting temperature is 143 DEG C, mixing time 16min.
S3, mill:
Mixing material obtained by S2 is subjected to mill and beats piece, with a thickness of 3mm, sheet stock is obtained, then gained sheet stock is granulated, is obtained
First granulation material, wherein stating mixing temperature is 95 DEG C.
S4, it plasticates:
By the first granulation material obtained by S3 as plasticating on open mill, must plasticate material, will then according to the mass fraction meter
The foaming agent, crosslinking agent and gained, which are plasticated, to be expected to be granulated after mixing, obtains the second granulation material, wherein the temperature of plasticating
Degree is 95 DEG C
S5, foaming and molding:
Second granulation material obtained by S4 is foamed, foamed material is obtained, then gained foamed material is molded, obtains graphite
The ultralight foamed material of alkene/EVA, wherein the blowing temperature is 185 DEG C, and the foamed time is 400s.
Embodiment 3
A kind of ultralight foamed material of graphene/EVA, including the following component according to mass fraction meter: 110 parts of EVA, gathering
50 parts of ethylene, 15 parts of maleic anhydride grafted ethene based compound, 15 parts of silane coupling agent, 1.5 parts of stearic acid, zinc stearate 1.5
Part, 3 parts of zinc oxide, 5 parts of color tablets material, 15 parts of foaming agent, 3 parts of crosslinking agent, 5 parts of graphene presoma.
Wherein, the crosslinking agent is dual-tert-butyl dicumyl peroxide.
The preparation method of the ultralight foamed material of graphene/EVA described in claim 1, which is characterized in that including walking as follows
It is rapid:
S1, graphene presoma is prepared:
S11,17g water-soluble polymer, 7g acid and 11mL alcohol are added in 650mL water, stir evenly, it is molten obtains the first mixing
Liquid；
Wherein, the water-soluble polymer is polyvinyl alcohol；
The acid is citric acid；
The alcohol is glycerine.
S12,2.30g graphene oxide is added in the first mixed solution obtained by S11, obtains the mixed liquor of containing graphene, stirs
After mixing uniformly, the pH value of the mixed liquor of gained containing graphene is adjusted to 8, obtains the second mixed solution；Wherein, revolving speed when stirring
1300r/min。
S13, the second mixed solution obtained by S12 is dried to gel, obtains gel material, wherein gained gel material after drying
Quality is 42g, wherein drying temperature is that temperature is 100 DEG C.
S14, gel material obtained by S13 and rubber are uniformly mixed according to the mass ratio of 6:1, and thinned to a thickness of 3mm, obtained
Graphene presoma；
S2, mixing:
According to the mass fraction, by EVA, polyethylene, silane coupling agent, maleic anhydride grafted ethene based compound, hard
Graphene presoma obtained by resin acid, zinc stearate, zinc oxide, color tablets material and S1 is after mixing, close as carrying out in mixer
Refining, obtains mixing material, wherein mixing smelting temperature is 45 DEG C, mixing time 17min.
S3, mill:
Mixing material obtained by S2 is subjected to mill and beats piece, with a thickness of 3mm, sheet stock is obtained, then gained sheet stock is granulated, is obtained
First granulation material, wherein stating mixing temperature is 95 DEG C.
S4, it plasticates:
By the first granulation material obtained by S3 as plasticating on open mill, must plasticate material, will then according to the mass fraction meter
The foaming agent, crosslinking agent and gained, which are plasticated, to be expected to be granulated after mixing, obtains the second granulation material, wherein the temperature of plasticating
Degree is 95 DEG C
S5, foaming and molding:
Second granulation material obtained by S4 is foamed, foamed material is obtained, then gained foamed material is molded, obtains graphite
The ultralight foamed material of alkene/EVA, wherein the blowing temperature is 185 DEG C, and the foamed time is 420s.
Embodiment 4
A kind of ultralight foamed material of graphene/EVA, including the following component according to mass fraction meter: 100 parts of EVA, gathering
30 parts of ethylene, 10 parts of maleic anhydride grafted ethene based compound, 10 parts of silane coupling agent, 0.5 part of stearic acid, zinc stearate: 0.5
Part, 2 parts of zinc oxide, 1 part of color tablets material, 5 parts of foaming agent, 0.5 part of crosslinking agent, 1 part of graphene presoma.
Wherein, the crosslinking agent is dual-tert-butyl dicumyl peroxide.
The preparation method of the ultralight foamed material of graphene/EVA described in claim 1, which is characterized in that including walking as follows
It is rapid:
S1, graphene presoma is prepared:
S11,15g water-soluble polymer, 5g acid and 10mL alcohol are added in 600~650mL water, stir evenly, obtains first
Mixed solution；
Wherein, the water-soluble polymer is polyethylene glycol；
The acid is oxalic acid；
The alcohol is ethyl alcohol.
S12,2.24g graphene oxide is added in the first mixed solution obtained by S11, obtains the mixed liquor of containing graphene, stirs
After mixing uniformly, the pH value of the mixed liquor of gained containing graphene is adjusted to 7, obtains the second mixed solution；Wherein, revolving speed when stirring
1250r/min。
S13, the second mixed solution obtained by S12 is dried to gel, obtains gel material, wherein gained gel material after drying
Quality is 40g, wherein drying temperature is that temperature is 95 DEG C.
S14, gel material obtained by S13 and rubber are uniformly mixed according to the mass ratio of 5:1, and thinned to a thickness of 2mm, obtained
Graphene presoma；
S2, mixing:
According to the mass fraction, by EVA, polyethylene, silane coupling agent, maleic anhydride grafted ethene based compound, hard
Graphene presoma obtained by resin acid, zinc stearate, zinc oxide, color tablets material and S1 is after mixing, close as carrying out in mixer
Refining, obtains mixing material, wherein mixing smelting temperature is 140 DEG C, mixing time 15min.
S3, mill:
Mixing material obtained by S2 is subjected to mill and beats piece, with a thickness of 2mm, sheet stock is obtained, then gained sheet stock is granulated, is obtained
First granulation material, wherein stating mixing temperature is 90 DEG C.
S4, it plasticates:
By the first granulation material obtained by S3 as plasticating on open mill, must plasticate material, will then according to the mass fraction meter
The foaming agent, crosslinking agent and gained, which are plasticated, to be expected to be granulated after mixing, obtains the second granulation material, wherein the temperature of plasticating
Degree is 90 DEG C
S5, foaming and molding:
Second granulation material obtained by S4 is foamed, foamed material is obtained, then gained foamed material is molded, obtains graphite
The ultralight foamed material of alkene/EVA, wherein the blowing temperature is 180 DEG C, and the foamed time is 400s.
Reference examples 1
A kind of ultralight foamed material of graphene/EVA, including the following component according to mass fraction meter: 100 parts of EVA, gathering
30 parts of ethylene, 10 parts of maleic anhydride grafted ethene based compound, 10 parts of silane coupling agent, 0.5 part of stearic acid, zinc stearate: 0.5
Part, 2 parts of zinc oxide, 1 part of color tablets material, 5 parts of foaming agent, 0.5 part of crosslinking agent.
Wherein, the crosslinking agent is dual-tert-butyl dicumyl peroxide.
The preparation method of the ultralight foamed material of graphene/EVA described in claim 1, which is characterized in that including walking as follows
It is rapid:
S1, mixing:
According to the mass fraction, by EVA, polyethylene, silane coupling agent, maleic anhydride grafted ethene based compound, hard
Resin acid, zinc stearate, zinc oxide and color tablets material after mixing, as mixing is carried out in mixer, obtain mixing material, wherein close
Refining smelting temperature is 140 DEG C, mixing time 15min.
S2, mill:
Mixing material obtained by S1 is subjected to mill and beats piece, with a thickness of 2mm, sheet stock is obtained, then gained sheet stock is granulated, is obtained
First granulation material, wherein stating mixing temperature is 90 DEG C.
S3, it plasticates:
By the first granulation material obtained by S2 as plasticating on open mill, must plasticate material, will then according to the mass fraction meter
The foaming agent, crosslinking agent and gained, which are plasticated, to be expected to be granulated after mixing, obtains the second granulation material, wherein the temperature of plasticating
Degree is 90 DEG C
S4, foaming and molding:
Second granulation material obtained by S3 is foamed, foamed material is obtained, then gained foamed material is molded, obtains graphite
The ultralight foamed material of alkene/EVA, wherein the blowing temperature is 180 DEG C, and the foamed time is 400s.
Examples 1 to 4 and the ultralight foamed material of the resulting graphene/EVA of reference examples 1 are subjected to performance detection, detection knot
Fruit is as follows:
Table 1: the 1 ultralight foamed material testing result of resulting graphene/EVA of Examples 1 to 4 and reference examples
The above test method detects in the environment of 23 DEG C of temperature, humidity 65%, and still, testing conditions are not limited only to
Restriction is stated, test environment can be 23 ± 3 DEG C in temperature, detected in humidity 65 ± 5%.
From the above data, graphene enhancing EVA composite foam material produced by the present invention can not only can be greatly reduced
The weight of EVA foamed material, while improving the physical properties such as low-density EVA foamed material intensity difference, tearable, so that this
Material in invention meets national related physical performance standard
The above is only a specific embodiment of the present invention, but the design concept of the present invention is not limited to this, all to utilize this
Design makes a non-material change to the present invention, and should all belong to behavior that violates the scope of protection of the present invention.
Claims (10)
1. a kind of ultralight foamed material of graphene/EVA, which is characterized in that including the following component according to mass fraction meter: EVA
100~110 parts, 30~50 parts of polyethylene, 10~15 parts of maleic anhydride grafted ethene based compound, silane coupling agent 10~15
Part, 0.5~1.5 part of stearic acid, 0.5~1.5 part of zinc stearate, 2~3 parts of zinc oxide, 1~5 part of color tablets material, foaming agent 5~15
Part, 0.5~3 part of crosslinking agent, 1~5 part of graphene presoma.
2. the ultralight foamed material of graphene/EVA according to claim 1, which is characterized in that the crosslinking agent is double tertiary fourths
Base dicumyl peroxide.
3. the preparation method of the ultralight foamed material of graphene/EVA described in claim 1, which is characterized in that including walking as follows
It is rapid:
S1, graphene presoma is prepared:
S11,15~17g water-soluble polymer, 5~7g acid and 10~11mL alcohol are added in 600~650mL water, are stirred evenly,
Obtain the first mixed solution；
S12,2.24~2.30g graphene oxide is added in the first mixed solution obtained by S11, obtains the mixed liquor of containing graphene,
After mixing evenly, the pH value of the mixed liquor of gained containing graphene is adjusted to 7~8, obtains the second mixed solution；
S13, the second mixed solution obtained by S12 is dried to gel, obtains gel material, wherein gained gel material quality after drying
For 40~42g；
S14, gel material obtained by S13 and rubber are uniformly mixed according to the mass ratio of 5~6:1, and thinned to a thickness of 2~3mm,
Obtain graphene presoma；
S2, mixing:
According to the mass fraction, by EVA, polyethylene, silane coupling agent, maleic anhydride grafted ethene based compound, stearic acid,
Graphene presoma obtained by zinc stearate, zinc oxide, color tablets material and S1 after mixing, as mixing is carried out in mixer, obtains
Mixing material；
S3, mill:
Mixing material obtained by S2 is subjected to mill and beats piece, with a thickness of 2~3mm, sheet stock is obtained, then gained sheet stock is granulated, is obtained
First granulation material；
S4, it plasticates:
By the first granulation material obtained by S3 as plasticating on open mill, must plasticate material, will be described then according to the mass fraction meter
Foaming agent, crosslinking agent and gained, which are plasticated, to be expected to be granulated after mixing, obtains the second granulation material；
S5, foaming and molding:
Second granulation material obtained by S4 is foamed, foamed material is obtained, is then molded gained foamed material, obtain graphene/EVA
Ultralight foamed material.
4. the preparation method of the ultralight foamed material of graphene/EVA according to claim 3, which is characterized in that institute in S11
State any one that water-soluble polymer is polyacrylamide or polyvinyl alcohol or polyethylene glycol.
5. the preparation method of the ultralight foamed material of graphene/EVA according to claim 3, which is characterized in that described in S11
Acid is any one in oxalic acid or acetic acid or citric acid.
6. the preparation method of the ultralight foamed material of graphene/EVA according to claim 3, which is characterized in that described in S11
Alcohol is any one in ethyl alcohol or propyl alcohol or glycerine.
7. the preparation method of the ultralight foamed material of graphene/EVA according to claim 3, which is characterized in that S12 stirring
When revolving speed 1250~1300r/min.
8. the preparation method of the ultralight foamed material of graphene/EVA according to claim 3, which is characterized in that described in S13
Drying temperature is 95~100 DEG C.
9. the preparation method of the ultralight foamed material of graphene/EVA according to claim 3, which is characterized in that close described in S2
Refining temperature is 140~145 DEG C, and mixing time is 15~17min, and mixing temperature described in S3 is 90~95 DEG C, temperature of plasticating described in S4
Degree is 90~95 DEG C.
10. the preparation method of the ultralight foamed material of graphene/EVA according to claim 3, which is characterized in that described in S5
Blowing temperature is 180~185 DEG C, and the foamed time is 400~420s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810707889.5A CN108976585A (en) | 2018-07-02 | 2018-07-02 | A kind of ultralight foamed material of graphene/EVA and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810707889.5A CN108976585A (en) | 2018-07-02 | 2018-07-02 | A kind of ultralight foamed material of graphene/EVA and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108976585A true CN108976585A (en) | 2018-12-11 |
Family
ID=64539381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810707889.5A Pending CN108976585A (en) | 2018-07-02 | 2018-07-02 | A kind of ultralight foamed material of graphene/EVA and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108976585A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110408276A (en) * | 2019-08-10 | 2019-11-05 | 国网福建省电力有限公司 | A kind of long cable section of ingoing line fireproof blocking material |
| CN110607000A (en) * | 2019-10-14 | 2019-12-24 | 福建五持恒科技发展有限公司 | Graphene natural rubber oil-resistant mixed foam material and preparation method thereof |
| CN110628095A (en) * | 2019-10-12 | 2019-12-31 | 福建五持恒科技发展有限公司 | Graphene high-elasticity rubber elastomer high polymer material and preparation method thereof |
| CN111116223A (en) * | 2019-12-31 | 2020-05-08 | 江西中材新材料有限公司 | Preparation method of foamed ceramic and foamed ceramic |
| CN111234327A (en) * | 2020-01-15 | 2020-06-05 | 福建五持恒科技发展有限公司 | Graphene natural rubber polymer composite foam material for soles of old people and preparation method thereof |
| CN111909416A (en) * | 2020-08-29 | 2020-11-10 | 福建省灿辉环保科技有限公司 | Efficient EVA foaming fast curing agent and preparation method thereof |
| CN112029248A (en) * | 2020-09-08 | 2020-12-04 | 吴乙胜 | High-elasticity environment-friendly plastic plate and preparation process thereof |
| CN113372645A (en) * | 2021-06-23 | 2021-09-10 | 上高远大化纤有限公司 | Regeneration granulation method for EVA (ethylene-vinyl acetate) foamed plastic |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140073613A (en) * | 2012-11-27 | 2014-06-17 | 재단법인 나노기반소프트일렉트로닉스연구단 | Graphene composition and organic electronic device comprising electrodes using the same |
| CN104725713A (en) * | 2015-04-08 | 2015-06-24 | 广州维桢化工科技有限公司 | EVA (ethylene vinyl-acetate copolymer) sole material and preparation method thereof |
| CN106422995A (en) * | 2015-08-11 | 2017-02-22 | 中国科学院化学研究所 | Graphene aerogel and hybrid composite material thereof as well as preparation method and application of graphene aerogel |
| CN107383567A (en) * | 2017-03-15 | 2017-11-24 | 墨烯材料科技有限公司 | High-elastic soft composite foam material of a kind of graphene/polymer lightweight and preparation method thereof |
-
2018
- 2018-07-02 CN CN201810707889.5A patent/CN108976585A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140073613A (en) * | 2012-11-27 | 2014-06-17 | 재단법인 나노기반소프트일렉트로닉스연구단 | Graphene composition and organic electronic device comprising electrodes using the same |
| CN104725713A (en) * | 2015-04-08 | 2015-06-24 | 广州维桢化工科技有限公司 | EVA (ethylene vinyl-acetate copolymer) sole material and preparation method thereof |
| CN106422995A (en) * | 2015-08-11 | 2017-02-22 | 中国科学院化学研究所 | Graphene aerogel and hybrid composite material thereof as well as preparation method and application of graphene aerogel |
| CN107383567A (en) * | 2017-03-15 | 2017-11-24 | 墨烯材料科技有限公司 | High-elastic soft composite foam material of a kind of graphene/polymer lightweight and preparation method thereof |
Non-Patent Citations (4)
| Title |
|---|
| HORACIO J. SALAVAGIONE ET AL.: "Polymeric Modification of Graphene through Esterification of Graphite Oxide and Poly(vinyl alcohol)", 《MACROMOLECULES》 * |
| MINGYI TANG ET AL.: "Polyacrylamide grafting of modified graphene oxides by in situ free radical polymerization", 《MATERIALS RESEARCH BULLETIN》 * |
| 周成飞: "聚合物功能化石墨烯的合成及应用研究进展(一)", 《合成技术与应用》 * |
| 梁岩冰等: "石墨烯气凝胶与表面改性石墨烯共混EVA的力学性研究", 《医用生物力学》 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110408276A (en) * | 2019-08-10 | 2019-11-05 | 国网福建省电力有限公司 | A kind of long cable section of ingoing line fireproof blocking material |
| CN110408276B (en) * | 2019-08-10 | 2021-07-06 | 国网福建省电力有限公司 | Material for cable incoming line fireproof plugging |
| CN110628095A (en) * | 2019-10-12 | 2019-12-31 | 福建五持恒科技发展有限公司 | Graphene high-elasticity rubber elastomer high polymer material and preparation method thereof |
| CN110607000A (en) * | 2019-10-14 | 2019-12-24 | 福建五持恒科技发展有限公司 | Graphene natural rubber oil-resistant mixed foam material and preparation method thereof |
| CN111116223A (en) * | 2019-12-31 | 2020-05-08 | 江西中材新材料有限公司 | Preparation method of foamed ceramic and foamed ceramic |
| CN111234327A (en) * | 2020-01-15 | 2020-06-05 | 福建五持恒科技发展有限公司 | Graphene natural rubber polymer composite foam material for soles of old people and preparation method thereof |
| CN111234327B (en) * | 2020-01-15 | 2021-08-10 | 福建五持恒科技发展有限公司 | Graphene natural rubber polymer composite foam material for soles of old people and preparation method thereof |
| CN111909416A (en) * | 2020-08-29 | 2020-11-10 | 福建省灿辉环保科技有限公司 | Efficient EVA foaming fast curing agent and preparation method thereof |
| CN112029248A (en) * | 2020-09-08 | 2020-12-04 | 吴乙胜 | High-elasticity environment-friendly plastic plate and preparation process thereof |
| CN113372645A (en) * | 2021-06-23 | 2021-09-10 | 上高远大化纤有限公司 | Regeneration granulation method for EVA (ethylene-vinyl acetate) foamed plastic |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108976585A (en) | A kind of ultralight foamed material of graphene/EVA and preparation method thereof | |
| CN108795001B (en) | Biodegradable polymer composition and application thereof | |
| CN101235192A (en) | Polylactic acid and plant fiber composite material and preparation method thereof | |
| Bao et al. | Bamboo fibers@ poly (ethylene glycol)‐reinforced poly (butylene succinate) biocomposites | |
| JP6149783B2 (en) | Thermoplastic resin composition and molded article thereof | |
| CN105694385B (en) | A kind of raising polycondensation physical performance and the master batch of melt strength and preparation method thereof | |
| Corradini et al. | Interfacial behavior of composites of recycled poly (ethyelene terephthalate) and sugarcane bagasse fiber | |
| KR102161592B1 (en) | Thermoplastic resin composition | |
| CN105733211B (en) | Composition and preparation method thereof containing starch nano particle | |
| CN105733109B (en) | Amination starch based nano composite material and preparation method thereof | |
| CN112250924A (en) | Formula and production process of environment-friendly recycled high-wear-resistance rubber and plastic material | |
| CN103467958B (en) | Inorganic filler strengthens halogen-free flame retardant PC/ABS and preparation method thereof | |
| CN109627580A (en) | A kind of light color permanent anti-static modified polypropylene material and preparation method thereof | |
| KR101537843B1 (en) | Acrylate based impact modifier and environment-friendly polylactic acid resin composition comprising thereof | |
| CN106751095B (en) | Isomerism containing L-POSS crosslinking agents is modified recycling PS and preparation method thereof | |
| TW201217442A (en) | Water-based liquid colorant preparations comprising thermally stable dispersing additives for the colouring of poly(meth)acrylates | |
| CN1576314A (en) | Polyacetal resin composition | |
| CN110922730A (en) | Modified polylactic acid and preparation method thereof | |
| KR102024138B1 (en) | Impact strength modifiers, method for preparing the same, and polylactic acid/polycarbonate resin composition | |
| JP2018154671A (en) | Resin composition and molding | |
| CN103788617B (en) | Polycarbonate/natural-fiber composite material and preparation method thereof | |
| CN103524987A (en) | ABS/PBT (acrylonitrile-butadiene-styrene/polybutylece terephthalate) alloy material with improved impact property | |
| CN110066453A (en) | A kind of polypropylene material and preparation method thereof | |
| KR101768319B1 (en) | Biodegradable resin composition and preparing method of the same | |
| CN105218862A (en) | A kind of method of original position mass polymerization coating modification aromatic acid calcium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181211 |