CN105037908A - EVA foam material taking four components as base material and preparation method of EVA foam material - Google Patents
EVA foam material taking four components as base material and preparation method of EVA foam material Download PDFInfo
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0853—Vinylacetate
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- 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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
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- 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
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- 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
- C08J2409/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
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- 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
- C08J2411/00—Characterised by the use of homopolymers or copolymers of chloroprene
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- 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
- C08J2423/16—Ethene-propene or ethene-propene-diene copolymers
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides an EVA foam material taking four components as base materials and a preparation method of the EVA foam material. The foam material comprises the following substances in parts by mass: 70-90 parts of ethylene-vinyl acetate copolymer, 10-30 parts of rubber, 1-9 parts of starch, 1-9 parts of calcium carbonate, and 4.6-7.3 parts of an additive, wherein the additive comprises a foaming agent, a cross-linking agent and a combined foaming aid. The foam material has the characteristics of being excellent in mechanical property, uniform in foam hole distribution, capable of realizing natural degradation, and the like, can be widely applied to shoe materials, jigsaw puzzle for kids, foamed floors, precise electronic instruments, electrical equipment, packing materials of medical instruments, and the like.
Description
Technical field
The present invention relates to the EVA foam material and preparation method thereof of a kind of quaternary component as matrix, belong to polymeric material field.
Background technology
EVA foam material refers to ethylene-vinyl acetate copolymer (EVA) for raw material, and after adding other frothing aid, through the foaming kind material made by moulded from foam or injection foaming.
EVA based foam material, as the important a member in polymer-based carbon foam material, is widely used in footwear material, case and bag liner, toy material, sports goods, building materials and electrical fittings and automotive trim etc.But the shortcomings such as traditional E VA foam material exists distribution of cells inequality, mechanical strength is poor, elasticity is bad, compression set amount large, weathering resistance, ageing-resistant performance are not good, cause larger obstacle and limitation to follow-up production and use.
Patent CN103756111A discloses a kind of antibacterial antistatic EVA/ starch/PE composite foam material.Starch is a kind of environmental friendliness shaped material, PE is joined the mechanical property that can increase material in matrix, antiseptic-germicide and static inhibitor add the anti-microbial property and antistatic property that can increase product, but the weathering resistance of this material and ageing-resistant performance are not good.
Patent CN103788468A discloses a kind of EVA/PE composite foam material.Except EVA, also add Low Density Polyethylene, styrene-butadiene-styrene block copolymer, nano-calcium carbonate, nano zine oxide etc., obtained EVA/PE composite foam material rebound resilience is good, dimensional stability is high, has good fire-retardant and anti-static function.But selected whipping agent is 4,4-OBSH, and material cost is higher.
Patent CN103122094A discloses a kind of EVA foam material of tasteless environmental protection.This foam material is material based on EVA, terpolymer EP rubber, adds whipping agent, tasteless linking agent (BIBP) etc.Wherein, terpolymer EP rubber has good cold property, and ozone-resistant ability is strong; Nonirritant stink after BIBP decomposes, makes product have more the feature of environmental protection.But BIBP decomposition temperature is higher, processing conditions is relatively strict.
Patent CN104151663A discloses a kind of composite foam material being raw material with Thermoplastic Elastomer, Olefinic, EVA, PE, terpolymer EP rubber EPDM, wherein, Thermoplastic Elastomer, Olefinic excellent spring, EPDM ageing-resistant performance is excellent, PE has preferably rigidity, makes the EVA composite foam material be made up of mentioned component possess the advantages such as high resilience, little compressible, resistance to bending.But the properties-correcting agent selected is more, the compatibility poor between each properties-correcting agent.
Involvedly in above-mentioned patent documentation mostly be binary or trielement composite material foaming system, involved quaternary matrix material foaming system also Shortcomings part, the features such as distribution of cells is even, density is low, rebound resilience is high, ageing-resistant performance is excellent and cost is low, environmental friendliness can not be met simultaneously, make it apply and receive certain restriction.
The present invention relates to a kind of quaternary matrix material foaming system, comprise EVA, rubber, starch, calcium carbonate, this quaternary system be before document do not give and mentioning; And, the blowing temperature that relative quaternary foaming system is suitable, foamed time, foaming agent consumption, dosage of crosslinking agent and combination frothing aid consumption, can prepare distribution of cells evenly, good mechanical performance and low, the eco-friendly EVA foam material of cost is also front does not relate to.
Summary of the invention
The object of the present invention is to provide a kind of quaternary component as EVA foam material of matrix and preparation method thereof.
For achieving the above object, the present invention adopts following technical scheme:
Quaternary component as an EVA foam material for matrix, primarily of ethylene-vinyl acetate copolymer 70 ~ 90 parts, rubber 10 ~ 30 parts, starch 1 ~ 9 part, 1 ~ 9 part, calcium carbonate, additive 4.6 ~ 7.3 parts composition.
Described rubber is one or more in terpolymer EP rubber, cis-1,4-polybutadiene rubber, chloroprene rubber.
Described starch is one or more in W-Gum, Sumstar 190, starch-phosphate.
Described calcium carbonate is one or more in water-ground limestone, light calcium carbonate, nano-calcium carbonate.
Described additive-package is containing whipping agent, linking agent and combination frothing aid, and wherein whipping agent adopts Cellmic C 121, and mass fraction is 2 ~ 3 parts; Linking agent adopts dicumyl peroxide, and mass fraction is 0.5 ~ 0.8 part; Combination frothing aid adopts the composition of stearic acid, zinc oxide and Zinic stearas, and mass fraction is respectively 0.8 ~ 1.2 part, 1.2 ~ 2.0 parts and 0.1 ~ 0.3 part.
The present invention also provides a kind of quaternary component as the preparation method of the EVA foam material of matrix, comprises the following steps:
(1) ground and mixed: take above-mentioned raw materials in proportion, then by its ground and mixed;
(2) mixing: the raw material after ground and mixed is dropped into two roller mill, and mixing temperature is set to 110 ~ 115 DEG C, shears thin-pass 7 ~ 10min, slice;
(3) compression molding: the temperature of vulcanizing press is set to 130 ± 5 DEG C, first preheating 20 ± 5min, is slowly forced into 10MPa, and afterwards molding temperature is risen to 155 ~ 175 DEG C, pressure remains unchanged, mold pressing 9 ~ 21min;
(4) pressure release foaming: remove vulcanizing press pressure, makes heat fusing sheet material expand and ejects, and complete foaming instantaneously.
Compared with prior art, quaternary component provided by the invention has the following advantages as the EVA foam material of matrix:
(1) the resistance to ozone of terpolymer EP rubber, the ageing-resistant performance such as heat-resisting, weather-proof are excellent; Cis-1,4-polybutadiene rubber wear resistance and elasticity excellence; Chloroprene rubber physical and mechanical properties is good, oil resistant, heat-resisting, resistance to ozone, acid and alkali-resistance etc.;
(2) starch can natural degradation, can not to environment;
(3) calcium carbonate not only can reduce costs, and effectively can improve the nucleation rate of bubble, can prepare the uniform foam material of distribution of cells.
Embodiment
Embodiment 1
(1) ground and mixed: take each raw material by following formula rate, then by its ground and mixed;
Ethylene-vinyl acetate copolymer 70 parts
Terpolymer EP rubber 30 parts
Starch-phosphate 5 parts
Nano-calcium carbonate 5 parts
Whipping agent 2.5 parts
Linking agent 0.65 part
Combination frothing aid 2.8 parts
(2) mixing: the raw material after ground and mixed is dropped into two roller mill, and mixing temperature is set to 110 ~ 115 DEG C, shears thin-pass 10min, slice;
(3) compression molding: the temperature of vulcanizing press is set to 130 DEG C, first preheating 20min, is slowly forced into 10MPa, and afterwards molding temperature is risen to 165 DEG C, pressure remains unchanged, mold pressing 18min;
(4) pressure release foaming: remove vulcanizing press pressure, makes heat fusing sheet material expand and ejects, and complete foaming instantaneously.
Embodiment 2
(1) ground and mixed: take each raw material by following formula rate, then by its ground and mixed;
Ethylene-vinyl acetate copolymer 90 parts
Terpolymer EP rubber 10 parts
Starch-phosphate 5 parts
Water-ground limestone 5 parts
Whipping agent 2 parts
Linking agent 0.80 part
Combination frothing aid 2.1 parts
(2) mixing: the raw material after ground and mixed is dropped into two roller mill, and mixing temperature is set to 110 ~ 113 DEG C, shears thin-pass 8min, slice;
(3) compression molding: the temperature of vulcanizing press is set to 125 DEG C, first preheating 25min, is slowly forced into 10MPa, and afterwards molding temperature is risen to 165 DEG C, pressure remains unchanged, mold pressing 9min;
(4) pressure release foaming: remove vulcanizing press pressure, makes heat fusing sheet material expand and ejects, and complete foaming instantaneously.
Embodiment 3
(1) ground and mixed: take each raw material by following formula rate, then by its ground and mixed;
Ethylene-vinyl acetate copolymer 80 parts
Cis-1,4-polybutadiene rubber 20 parts
W-Gum 9 parts
Water-ground limestone 1 part
Whipping agent 2 parts
Linking agent 0.65 part
Combination frothing aid 2.1 parts
(2) mixing: the raw material after ground and mixed is dropped into two roller mill, and mixing temperature is set to 110 ~ 112 DEG C, shears thin-pass 7min, slice;
(3) compression molding: the temperature of vulcanizing press is set to 135 DEG C, first preheating 15min, is slowly forced into 10MPa, and afterwards molding temperature is risen to 155 DEG C, pressure remains unchanged, mold pressing 21min;
(4) pressure release foaming: remove vulcanizing press pressure, makes heat fusing sheet material expand and ejects, and complete foaming instantaneously.
Embodiment 4
(1) ground and mixed: take each raw material by following formula rate, then by its ground and mixed;
Ethylene-vinyl acetate copolymer 90 parts
Cis-1,4-polybutadiene rubber 10 parts
Sumstar 190 1 part
Nano-calcium carbonate 9 parts
Whipping agent 3 parts
Linking agent 0.65 part
Combination frothing aid 3.5 parts
(2) mixing: the raw material after ground and mixed is dropped into two roller mill, and mixing temperature is set to 111 ~ 112 DEG C, shears thin-pass 7min, slice;
(3) compression molding: the temperature of vulcanizing press is set to 130 DEG C, first preheating 25min, is slowly forced into 10MPa, and afterwards molding temperature is risen to 175 DEG C, pressure remains unchanged, mold pressing 12min;
(4) pressure release foaming: remove vulcanizing press pressure, makes heat fusing sheet material expand and ejects, and complete foaming instantaneously.
Embodiment 5
(1) ground and mixed: take each raw material by following formula rate, then by its ground and mixed;
Ethylene-vinyl acetate copolymer 70 parts
Chloroprene rubber 30 parts
W-Gum 9 parts
Nano-calcium carbonate 1 part
Whipping agent 3 parts
Linking agent 0.8 part
Combination frothing aid 3.5 parts
(2) mixing: the raw material after ground and mixed is dropped into two roller mill, and mixing temperature is set to 110 ~ 115 DEG C, shears thin-pass 9min, slice;
(3) compression molding: the temperature of vulcanizing press is set to 130 DEG C, first preheating 20min, is slowly forced into 10MPa, and afterwards molding temperature is risen to 160 DEG C, pressure remains unchanged, mold pressing 18min;
(4) pressure release foaming: remove vulcanizing press pressure, makes heat fusing sheet material expand and ejects, and complete foaming instantaneously.
Embodiment 6
(1) ground and mixed: take each raw material by following formula rate, then by its ground and mixed;
Ethylene-vinyl acetate copolymer 70 parts
Chloroprene rubber 30 parts
Starch-phosphate 1 part
Light calcium carbonate 9 parts
Whipping agent 2 parts
Linking agent 0.5 part
Combination frothing aid 2.1 parts
(2) mixing: the raw material after ground and mixed is dropped into two roller mill, and mixing temperature is set to 112 ~ 115 DEG C, shears thin-pass 9min, slice;
(3) compression molding: the temperature of vulcanizing press is set to 125 DEG C, first preheating 15min, is slowly forced into 10MPa, and afterwards molding temperature is risen to 170 DEG C, pressure remains unchanged, mold pressing 15min;
(4) pressure release foaming: remove vulcanizing press pressure, makes heat fusing sheet material expand and ejects, and complete foaming instantaneously.
Carry out performance test to the foaming product of embodiment 1 ~ 6 gained, show this foaming system and have excellent foaming material performance, result is as shown in table 1, and testing conditions is: room temperature 23 ± 3 DEG C, relative humidity 40 ± 5%.
The physicals of each embodiment E VA foam material of table 1
Claims (7)
1. quaternary component is as an EVA foam material for matrix, it is characterized in that: described foam material is made up of the material of following mass fraction:
Ethylene-vinyl acetate copolymer 70 ~ 90 parts
Rubber 10 ~ 30 parts
Starch 1 ~ 9 part
1 ~ 9 part, calcium carbonate
Additive 4.6 ~ 7.3 parts.
2. quaternary component as claimed in claim 1 is as the EVA foam material of matrix, it is characterized in that described rubber is one or more in terpolymer EP rubber, cis-1,4-polybutadiene rubber, chloroprene rubber.
3. quaternary component as claimed in claim 1 is as the EVA foam material of matrix, it is characterized in that described starch is one or more in W-Gum, Sumstar 190, starch-phosphate.
4. quaternary component as claimed in claim 1 is as the EVA foam material of matrix, it is characterized in that described calcium carbonate is one or more in water-ground limestone, light calcium carbonate, nano-calcium carbonate.
5. quaternary component as claimed in claim 1 is as the EVA foam material of matrix, and it is characterized in that described additive-package is containing whipping agent, linking agent and combination frothing aid, wherein whipping agent adopts Cellmic C 121, and mass fraction is 2 ~ 3 parts; Linking agent adopts dicumyl peroxide, and mass fraction is 0.5 ~ 0.8 part; Combination frothing aid adopts the composition of stearic acid, zinc oxide and Zinic stearas, and mass fraction is respectively 0.8 ~ 1.2 part, 1.2 ~ 2.0 parts and 0.1 ~ 0.3 part.
6. quaternary component as claimed in claim 1 is as the EVA foam material of matrix, it is characterized in that described foam material prepares by the following method: take each raw material in proportion, then by its ground and mixed, enter in mill evenly mixing again, last compression molding in vulcanizing press, uniform cell is formed, obtained described foam material during pressure release.
7. method as claimed in claim 6, mainly comprises the following steps:
(1) ground and mixed: take raw material according to claim 1 in proportion, then by its ground and mixed;
(2) mixing: the raw material after ground and mixed is dropped into two roller mill, and mixing temperature is set to 110 ~ 115 DEG C, shears thin-pass 7 ~ 10min, slice;
(3) compression molding: the temperature of vulcanizing press is set to 130 ± 5 DEG C, first preheating 20 ± 5min, is slowly forced into 10MPa, and afterwards molding temperature is risen to 155 ~ 175 DEG C, pressure remains unchanged, mold pressing 9 ~ 21min;
(4) pressure release foaming: remove vulcanizing press pressure, makes heat fusing sheet material expand and ejects, and complete foaming instantaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510344385.8A CN105037908A (en) | 2015-06-19 | 2015-06-19 | EVA foam material taking four components as base material and preparation method of EVA foam material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510344385.8A CN105037908A (en) | 2015-06-19 | 2015-06-19 | EVA foam material taking four components as base material and preparation method of EVA foam material |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106009316A (en) * | 2016-06-16 | 2016-10-12 | 林树枫 | Microporous elastomer with high vibration reducing performance and preparation method thereof |
| EP3190149A1 (en) * | 2016-01-05 | 2017-07-12 | Nexans | Microcellular foamed nanocomposite and preparation method thereof |
| CN107118713A (en) * | 2017-06-07 | 2017-09-01 | 界首市盛泽鞋业有限公司 | A kind of sole bonding agent |
| CN107434868A (en) * | 2016-05-25 | 2017-12-05 | 鸿明环保科技股份有限公司 | Biodegradable foamed material and its product |
| CN109824966A (en) * | 2018-12-10 | 2019-05-31 | 华南理工大学 | A kind of wear-resistance and oil-resistance engineering sole material and preparation method thereof |
| CN111909439A (en) * | 2020-07-23 | 2020-11-10 | 福建省灿辉环保科技有限公司 | High-performance EVA (ethylene-vinyl acetate) foaming material with uniformly distributed cells and preparation method thereof |
| CN114835967A (en) * | 2022-03-16 | 2022-08-02 | 福建省莆田嘉源鞋业有限公司 | Antiskid foamed shoe outsole |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103122094A (en) * | 2012-12-13 | 2013-05-29 | 德尔惠(中国)有限公司 | Odorless environment-friendly EVA (ethylene-vinyl acetate) foaming material |
| CN103756111A (en) * | 2013-12-18 | 2014-04-30 | 福州大学 | Antibacterial and antistatic EVA/starch/PE composite foaming material and preparation method thereof |
-
2015
- 2015-06-19 CN CN201510344385.8A patent/CN105037908A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103122094A (en) * | 2012-12-13 | 2013-05-29 | 德尔惠(中国)有限公司 | Odorless environment-friendly EVA (ethylene-vinyl acetate) foaming material |
| CN103756111A (en) * | 2013-12-18 | 2014-04-30 | 福州大学 | Antibacterial and antistatic EVA/starch/PE composite foaming material and preparation method thereof |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3190149A1 (en) * | 2016-01-05 | 2017-07-12 | Nexans | Microcellular foamed nanocomposite and preparation method thereof |
| CN107434868A (en) * | 2016-05-25 | 2017-12-05 | 鸿明环保科技股份有限公司 | Biodegradable foamed material and its product |
| CN106009316A (en) * | 2016-06-16 | 2016-10-12 | 林树枫 | Microporous elastomer with high vibration reducing performance and preparation method thereof |
| CN107118713A (en) * | 2017-06-07 | 2017-09-01 | 界首市盛泽鞋业有限公司 | A kind of sole bonding agent |
| CN107118713B (en) * | 2017-06-07 | 2018-03-13 | 界首市盛泽鞋业有限公司 | A kind of sole bonding agent |
| CN109824966A (en) * | 2018-12-10 | 2019-05-31 | 华南理工大学 | A kind of wear-resistance and oil-resistance engineering sole material and preparation method thereof |
| CN109824966B (en) * | 2018-12-10 | 2020-12-15 | 华南理工大学 | Wear-resistant oil-resistant engineering sole material and preparation method thereof |
| CN111909439A (en) * | 2020-07-23 | 2020-11-10 | 福建省灿辉环保科技有限公司 | High-performance EVA (ethylene-vinyl acetate) foaming material with uniformly distributed cells and preparation method thereof |
| CN114835967A (en) * | 2022-03-16 | 2022-08-02 | 福建省莆田嘉源鞋业有限公司 | Antiskid foamed shoe outsole |
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Application publication date: 20151111 |