CN106905599A - A kind of lightweight high-elastic EVA composite foam material and its preparation method and application - Google Patents
A kind of lightweight high-elastic EVA composite foam material and its preparation method and application Download PDFInfo
- Publication number
- CN106905599A CN106905599A CN201710266640.0A CN201710266640A CN106905599A CN 106905599 A CN106905599 A CN 106905599A CN 201710266640 A CN201710266640 A CN 201710266640A CN 106905599 A CN106905599 A CN 106905599A
- Authority
- CN
- China
- Prior art keywords
- mass parts
- agent
- rubber
- composite foam
- ethylene
- 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.)
- Granted
Links
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/04—Plastics, rubber or vulcanised fibre
-
- 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
- C08J9/06—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 by a chemical blowing agent
- C08J9/08—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 by a chemical blowing agent developing carbon dioxide
-
- 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
- C08J9/06—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 by a chemical blowing agent
- C08J9/10—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 by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/102—Azo-compounds
- C08J9/103—Azodicarbonamide
-
- 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
- C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
-
- 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
-
- 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
- C08J2203/18—Binary blends of expanding agents
-
- 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
- C08J2423/16—Ethene-propene or ethene-propene-diene copolymers
-
- 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
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/04—Thermoplastic elastomer
Abstract
This application provides a kind of EVA composite foam materials and its preparation method and application, the material is obtained by material through mixing, foaming, and the material mainly includes：The ethylene vinyl acetate copolymer of 35~50 mass parts；The TPO of 15~35 mass parts；The ethylene propylene diene rubber of 10~20 mass parts；The polyolefin block copolymer of 10~20 mass parts；The rubber and plastic compound elastomer of 10~20 mass parts, the rubber and plastic compound elastomer is obtained by the mixing of styrene ethylene butylene styrene block copolymer, LLDPE and styrene maleic anhydride copolymer；The antishrinking agent of 1.5~3 mass parts；The activating agent of 0.5~5 mass parts；The crosslinking agent of 0.7~1.2 mass parts；The foaming agent of 2.5~5.5 mass parts.Under said components collective effect, the material softness is comfortable, light weight, and rebound performance is excellent, so as to meet the performance requirement of Sports shoe sole.
Description
Technical field
The application is related to composite rubber-plastic material technical field, more particularly to a kind of lightweight high-elastic EVA composite foam material and
Its preparation method and application, particularly a kind of Sports shoe sole EVA composite foam materials and preparation method thereof.
Background technology
With the fast development in sport footwear market, people wear experience requirements more and more higher to the parts such as sole.Consumption
Person usually requires that shoes not only wear and wants light comfortable, and to have it is cruel dazzle fashion, profile bright in colour, so to sole
The performance requirement of material also more and more higher.Wherein, high-elastic comfortable and lightweight is main development trend.
Made directly as sole of sport shoes using EVA (ethylene-vinyl acetate copolymer) expanded material substitution partial rubber
With certain high-elastic requirement can be reached.But, this universal hardness of material for sole of shoe is higher, and density is larger, material bradyseism, return
The poor-performings such as bullet.EVA expanded material quality common in the market is hard, and resilience is typically in 40% or so, and endurance
Property is poor.It is slow while sole follows the string quickly after a period of time is worn, it may appear that collapse and wait the not good problem of recovery
Shock stability is deteriorated, and have a strong impact on shoes wears experience and surface structure.
The content of the invention
In view of this, the application provides a kind of lightweight high-elastic EVA composite foam material and its preparation method and application, this Shen
The EVA composite foam material soft comfortables that please be provided, buffering, rebound performance are excellent, and recoverability is good, can meet sport footwear
The performance requirement at bottom.
The application provides a kind of lightweight high-elastic EVA composite foam material, is obtained through mixing, foaming by material, the material
Including：
The ethylene-vinyl acetate copolymer of 35~50 mass parts；
The TPO of 15~35 mass parts, the TPO is metallocene catalysis system
Standby ethylene-octene random copolymer；
The ethylene propylene diene rubber of 10~20 mass parts；
The polyolefin block copolymer of 10~20 mass parts；
The rubber and plastic compound elastomer of 10~20 mass parts, the rubber and plastic compound elastomer is by styrene-ethylene-butadiene-benzene
The mixing of ethylene block copolymer, LLDPE and styrene-maleic anhydride copolymer is obtained；
The antishrinking agent of 1.5~3.0 mass parts；
The activating agent of 0.5~5 mass parts；
The crosslinking agent of 0.7~1.2 mass parts；
The foaming agent of 2.5~5.5 mass parts；
The additive of 0~10 mass parts, the additive includes the one kind in coagent, crosslinking coagent and processing aid
Or it is various.
Preferably, vinylacetate mass content is more than not less than 25%, MI in the ethylene-vinyl acetate copolymer
3.5g/10min。
Preferably, the crosslinking agent is Isosorbide-5-Nitrae-dual-tert-butyl peroxy isopropyl base benzene.
Preferably, the foaming agent is one or more in azodicarbonamide, expended microsphere and sodium acid carbonate.
Preferably, the activating agent is selected from one or more of stearic acid and zinc stearate.
Preferably, the material for preparing of the rubber and plastic compound elastomer also includes antioxidant.
Preferably, the material for preparing of the rubber and plastic compound elastomer also includes hydrotreated petroleum heavy paraffin hydrocarbon cut.
Preferably, the EVA composite foam materials are translucent.
The present invention provides a kind of preparation method of lightweight high-elastic EVA composite foam material, comprises the following steps：
1) material is weighed, the material includes：The ethylene-vinyl acetate copolymer of 35~50 mass parts；15~35 matter
Measure part TPO, the TPO be metallocene catalysis prepare ethylene-octene without
Rule copolymer；The ethylene propylene diene rubber of 10~20 mass parts；The polyolefin block copolymer of 10~20 mass parts；10~20 mass
Part rubber and plastic compound elastomer, the rubber and plastic compound elastomer is by styrene-ethylene-butylene-styrene block copolymer, linear
Low density polyethylene (LDPE) and styrene-maleic anhydride copolymer mixing are obtained；The antishrinking agent of 1.5~3.0 mass parts；0.5~5 matter
Measure the activating agent of part；The crosslinking agent of 0.7~1.2 mass parts；The foaming agent of 2.5~5.5 mass parts；The addition of 0~10 mass parts
Agent, the additive includes one or more in coagent, crosslinking coagent and processing aid；
2) by step 1) in all the components in addition to crosslinking agent, foaming agent that weigh kneaded；
3) by step 2) material after mixing and step 1) in the crosslinking agent that weighs and foaming agent kneaded；
4) by step 3) mixture that obtains of mixing granulated, then foamed, and obtains EVA composite foam materials.
The present invention also provides the application of EVA composite foam materials mentioned above in athletic shoe sole is made.
Compared with prior art, the main ethyl vinyl acetate second by necessarily matching of EVA composite foam materials that the application is provided
It is enoate copolymer, TPO, ethylene propylene diene rubber, polyolefin block copolymer, rubber and plastic compound elastomer, anti-
The compositions such as contracting agent, activating agent, crosslinking agent, foaming agent and additive, are obtained by mixing, foaming；Wherein, the rubber and plastic is combined
Elastomer is total to by styrene-ethylene-butylene-styrene block copolymer, LLDPE and phenylethylene-maleic anhydride
Polymers mixing is obtained.Under said components collective effect, EVA composite foam materials soft comfortable, light weight that the application is provided are delayed
Punching, rebound performance are excellent (elasticity is more than 60%), and recoverability is good, so as to meet the performance requirement of Sports shoe sole.
Additionally, material of the present invention there can be semi-transparency property, it is easy to match colors, applies.
Brief description of the drawings
Fig. 1 is the light-illuminating figure of traditional EVA expanded materials and the gained expanded material of embodiment 1.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only some embodiments of the present application, rather than whole embodiments.It is based on
Embodiment in the application, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of the application protection.
The application provides a kind of lightweight high-elastic EVA composite foam material, is obtained through mixing, foaming by material, the material
Including：
The ethylene-vinyl acetate copolymer of 35~50 mass parts；
The TPO of 15~35 mass parts, the TPO is metallocene catalysis system
Standby ethylene-octene random copolymer；
The ethylene propylene diene rubber of 10~20 mass parts；
The polyolefin block copolymer of 10~20 mass parts；
The rubber and plastic compound elastomer of 10~20 mass parts, the rubber and plastic compound elastomer is by styrene-ethylene-butadiene-benzene
The mixing of ethylene block copolymer, LLDPE and styrene-maleic anhydride copolymer is obtained；
The antishrinking agent of 1.5~3.0 mass parts；
The activating agent of 0.5~5 mass parts；
The crosslinking agent of 0.7~1.2 mass parts；
The foaming agent of 2.5~5.5 mass parts；
The additive of 0~10 mass parts, the additive includes the one kind in coagent, crosslinking coagent and processing aid
Or it is various.
The light weight of the EVA composite foam materials that the application is provided, soft comfortable, rebound performance is high, low pressure contracting, Ke Yiyong
Make Sports shoe sole.
The EVA composite foam materials that the application is provided are main by including ethylene-vinyl acetate copolymer, polyolefin thermoplastic
Property elastomer, ethylene propylene diene rubber, polyolefin block copolymer, rubber and plastic compound elastomer, antishrinking agent, activating agent, crosslinking agent
With the component material such as foaming agent, it is obtained by mixing, foaming.In an embodiment of the present invention, the EVA composite foam materials
Density can be 0.20~0.22g/cm3；Hardness can be 45~50Asker C.In an embodiment of the present invention, the EVA is combined
Expanded material is translucent.Relatively conventional foaming system, do not used in the embodiment of the present invention formula filler, zinc oxide,
Titanium dioxide etc., so that expanded material can show material inherent color, and then is presented semi-transparency property, is easy to color matching.
The above-mentioned material of the application includes the ethylene-vinyl acetate copolymer of 35~50 mass parts, preferably includes 35~40
Mass parts.In the preferred embodiment of the application, the model of described ethylene-vinyl acetate copolymer can for EVA7470M,
One or more in EVA460, EVA462, EVA265, EVA40L-03, EVA40W.In the embodiment of the present application, the formula is adopted
Vinylacetate (VA) mass content is not less than 25% in ethylene-vinyl acetate copolymer (EVA), preferably in 26%-
Between 40%；Melt index MI is more than 3.5g/10min (testing standards：ASTM.D-1238-2013《Surveyed with extrusion plastometer
The standard test method of plastic melt flow rate is moulded in calorimetric》).Wherein VA as the soft segment in EVA strands, suitably
VA contents can ensure random coil conformation being uniformly distributed in polymer tertiary structure, effectively reduce ethylene chain in polymer
The crystallizing power of section, makes polymer molecular chain as keep flexible as possible, so as to ensure the pliability of composite.
The material includes the TPO of 15~35 mass parts, preferably includes the poly- of 18~20 mass parts
Olefinic thermoplastic elastomer.Elastomer refers to the material of the resilient after external force is removed, at present especially at home when speaking of
When elastomer, signified typically thermoplastic elastomer (TPE), and the simultaneously implication not comprising rubber.TPO
That is thermoplastic polyolefin elastomer, Thermoplastic Elastomer-Olefine (TPE-O, TEO).
In the present invention, the TPO is ethylene-octene random copolymerization prepared by metallocene catalysis
Thing.The copolymer has narrow relative molecular mass distribution and the distribution of uniform short-chain branch, it is ensured that polymer has excellent
Physical and mechanical properties and splendid mobility, can effectively improve the processability of blend, while it is close to possess composite
The advantages of low, resilience of degree is good.In a preferred embodiment of the invention, the model of the TPO can be
One or more in Engage8450, Engage8003, Engage7467, Engage8150 and Engage8180, such as Tao Shi
DOW standardized products.
The material for preparing of herein described EVA composite foam materials includes the ethylene propylene diene rubber of 10~20 mass parts, excellent
Choosing includes the ethylene propylene diene rubber of 10~15 mass parts.In this application, the hardness of the ethylene propylene diene rubber be preferably 60A~
70A.In embodiments herein, the model of the ethylene propylene diene rubber can for IP3745, EPDM8800, EPDM3092 and
One or more in EPDM9500.
In terms of mass parts, the material includes the polyolefin block copolymer of 10~20 mass parts, preferably includes 15~20
The polyolefin block copolymer of mass parts.In this application, the hardness of the polyolefin block copolymer is preferably 60A~90A.
In embodiments herein, the model of the polyolefin block copolymer can for Infuse9100, Infuse9107,
One or more in Infuse9500 and Infuse9507.In the preferred embodiment of the application, the ethylene propylene diene rubber
Hardness be 60A~70A, the hardness of the polyolefin block copolymer is 60A~90A.
The embodiment of the present application introduce hardness range 60A-70A, in molecular structure it is nonpolarity substitution base ternary second
Third rubber, its molecule inner injection can be low, and strand can keep compliance in wide temperature range, possess density bottom, rebound performance
Good the advantages of, appropriate ethylene propylene diene rubber can reduce composite density, improve rebound performance, improve Physical Mechanical
Can, while ensureing the soft comfortable of material.
Also, the polyolefin copolymer that soft and hard segments are alternately arranged, hardness are also specially introduced in the embodiment of the present application formula
Preferably in 60A-90A, its special macromolecular chain configuration can greatly improve the compliance of strand to scope, while making blend
In crosslinking points it is many and be uniformly distributed, it is ensured that the molecule interchain in compound is difficult sliding, so as to greatly improve composite
Elasticity.
The material for preparing of herein described EVA composite foam materials includes the rubber and plastic compound elastomer of 10~20 mass parts,
Preferably include 12~20 parts.In the present invention, the rubber and plastic compound elastomer is total to by styrene-ethylene-butylene-styrene block
The mixing of polymers, LLDPE and styrene-maleic anhydride copolymer is obtained；The melt index of the elastomer can be
1.5g/10min (testing standards：ASTM D-1238-2013).Wherein, styrene-ethylene-butylene-styrene block copolymer
(SEBS) excellent rebound performance can be provided for final foaming shoe material；LLDPE (LLDPE) is as linear chain
Forging polymer produces physics crosslinked action in foaming system, the stability of foaming system is able to maintain that, so as to solve foaming body
The problems such as being excessive thermal contraction；Styrene-maleic anhydride copolymer (SMA), can as a kind of excellent dispersion compatibilizing material
Effectively disperse the rubber and plastic compound elastomer in foaming system.
In some embodiments of the invention, the key component of the rubber and plastic compound elastomer includes：SEBS(CAS：
66070-58-4)；LLDPE(CAS：25087-34-7)；SMA(CAS：9011-13-6).The preparation of the rubber and plastic compound elastomer
Material preferably also includes antioxidant；Antioxidant is that one kind can suppress or delay high polymer and other organic compounds in air
The organic compound of middle thermal oxide, general consumption is 0.1wt%~0.5wt%.Present invention preferably employs Hinered phenols such as antioxygen
Agent 1076；It is the A.O of 2082-79-3 that No. CAS can specifically be used.Preferably, the rubber and plastic compound elastomer prepares material
Also include hydrotreated petroleum heavy paraffin hydrocarbon cut, it is the Oil of 64742-54-7 that can specifically use No. CAS.
The embodiment of the present invention can include benzene using specific rubber and plastic compound elastomer BER6058, the main component of BER6058
Ethylene block copolymer, specially SEBS, Oil, LLDPE, A.O, SMA.Bullet is combined using specific rubber and plastic in inventive formulation
Gonosome, can be evenly distributed in whole composite system, and expanded material can be made to have high resiliency and plasticity high, be removed
Can provide beyond the elasticity of composite, moreover it is possible to the good dimensional stability of material is kept in type-approval process is molded.
In this application, the material for preparing of above-mentioned EVA composite foam materials includes the foaming agent of 2.5~5.5 mass parts, excellent
Choosing includes 3~5 mass parts.The foaming agent preferably is selected from azodicarbonamide, expended microsphere polymer and sodium acid carbonate (such as
OBSH sodium acid carbonates foaming agent) in one or more, the more preferably composite foamable agent of azodicarbonamide and sodium acid carbonate,
Both mass ratioes can be 2 in the composite foamable agent:1 or 3:2.
In this application, the material includes the activating agent of 0.5~5 mass parts.The activating agent includes but is not limited to fat
Fat acid；Aliphatic acid is used widely mainly as the basic material of surfactant, and the country is mainly used in rubber industry
Make vulcanizing activator.In this application, the activating agent preferably is selected from one or more of stearic acid and zinc stearate, more preferably joins
Conjunction is used.In the preferred embodiment of the application, the material includes the stearic acid (St) of 0.4~0.6 mass parts, is preferably
0.5 part；Zinc stearate (ZnSt) with 0.5~1.5 mass parts, it is preferably 0.6~0.8 part.
Wherein, stearic acid plays an important role in the synthesis of rubber and process：Stearic acid is natural gum, synthetic rubber
With wide variety of vulcanizing activator in latex, it is also possible to make plasticizer and softening agent.Can add during synthetic rubber is produced
Enter stearic acid and make emulsifying agent, stearic acid can make foaming agent when foam rubber is manufactured, stearic acid also acts as the de- of rubber
Mould agent.
The material includes the crosslinking agent of 0.7~1.2 mass parts, preferably includes the crosslinking agent of 0.75~1.0 mass parts.
In the application, the crosslinking agent is preferably Isosorbide-5-Nitrae-dual-tert-butyl peroxy isopropyl base benzene.
The material includes the antishrinking agent of 1.5~3.0 mass parts, preferably includes the antishrinking agent of 1.5~2.5 mass parts
Or anti-shrink auxiliary agent.The material includes the additive of 0~10 mass parts, and the additive includes coagent, crosslinking coagent
With one or more in processing aid, preferably crosslinking coagent, it may include the crosslinking coagent of 0.1~0.2 mass parts.Specifically
Ground, in some embodiments of the invention, the crosslinking coagent can be using the commercially available prod of model PL301-50D；It is described anti-
Contracting agent can be using the commercially available prod of model SD-03A.
The embodiment of the present invention is built by using the activating agent of rational proportion, crosslinking agent, composite foamable agent and additive etc.
Go out optimal crosslinked foaming system, also ensure that the mechanical property and rebound performance of composite, material is caused to greatest extent
More closed-cell foam can be formed, so that at the aspect of structure and material two for composite foam material provides resilience and damping, also greatly
Amplitude reduction composite foam material density.In addition, the present invention can use sodium acid carbonate in composite foamable agent, there can not only be hair
Bubble is acted on, while catabolite is the same with inorganic salts in traditional system, contributes to system heat transfer effect.
Also, relatively conventional foaming system, can not use filler, zinc oxide and titanium dioxide in inventive formulation, from
And Sports shoe sole is obtained with translucent lightweight high-elastic EVA composite foam material.
Correspondingly, the invention provides a kind of preparation method of lightweight high-elastic EVA composite foam material, including following step
Suddenly：
1) material is weighed, the material includes：The ethylene-vinyl acetate copolymer of 35~50 mass parts；15~35 matter
Measure part TPO, the TPO be metallocene catalysis prepare ethylene-octene without
Rule copolymer；The ethylene propylene diene rubber of 10~20 mass parts；The polyolefin block copolymer of 10~20 mass parts；10~20 mass
Part rubber and plastic compound elastomer, the rubber and plastic compound elastomer is by styrene-ethylene-butylene-styrene block copolymer, linear
Low density polyethylene (LDPE) and styrene-maleic anhydride copolymer mixing are obtained；The antishrinking agent of 1.5~3.0 mass parts；0.5~5 matter
Measure the activating agent of part；The crosslinking agent of 0.7~1.2 mass parts；The foaming agent of 2.5~5.5 mass parts；The addition of 0~10 mass parts
Agent, the additive includes one or more in coagent, crosslinking coagent and processing aid；
2) by step 1) in all the components in addition to crosslinking agent, foaming agent that weigh kneaded；
3) by step 2) material after mixing and step 1) in the crosslinking agent that weighs and foaming agent kneaded；
4) by step 3) mixture that obtains of mixing granulated, then foamed, and obtains EVA composite foam materials.
The application can prepare soft comfortable, and buffering, rebound performance are excellent, lightweight, while the good EVA of recoverability
Composite foam material, the material can meet the design requirement of Sports shoe sole, it is also possible to directly contacted to earth instead of rubber and used.And
And, the inventive method is simple to operate, is suitable to industrialized production.
The embodiment of the present application weighs each material component according to a certain ratio, and the composition that the material includes is as previously described.This
Outward, the application is not particularly limited to order, the mode etc. that weigh each component.
The all the components in addition to crosslinking agent, foaming agent that the embodiment of the present application will be weighed are imported in banbury, are carried out
Mixing, the material after being kneaded.The time of the mixing is preferably 8 minutes~10 minutes；Temperature is preferably 110~115 DEG C.
The embodiment of the present application is mixed in the uniform material of above-mentioned mixing, adding crosslinking agent and foaming agent to continue to knead
Compound.In embodiments herein, the equipment for carrying out the mixing is banbury.The time of the mixing is preferably 3 minutes
~5 minutes；Temperature is preferably 115~120 DEG C.
The embodiment of the present application can be poured into comminutor the uniform material of mixing, start granulation, then foaming,
Can obtain translucent lightweight high-elastic EVA composite foam material.The granulation, foaming are technology well known to those skilled in the art
Means, the application is not particularly limited.In an embodiment of the present invention, the temperature of the granulation is 80~90 DEG C；The foaming
Temperature be 160~170 DEG C.
The present invention may include that secondary mould pressing is molded, and obtain corresponding finished product.In this regard, the present invention is not particularly limited；According to visitor
Family demand, is carried out according to this area common process.
The application above-mentioned technical proposal is simple to operate, as traditional processing technology.Also, by above-mentioned technical proposal system
There is the resilience damping property of weight and the Geng Gao lighter than common EVA shoe bottom for the composite foam material sole for going out, and it is soft
Comfortably, lasting comfortable experience can be brought to consumer.
Additionally, the application also provides the application of EVA composite foam materials as described above in athletic shoe sole is made.
In this application, athletic shoe sole is made using EVA composite foam materials mentioned above, shoes can be made not only to wear will
It is light comfortable, and more wear well.
In order to further illustrate the application, the EVA composite foam materials that are provided the application with reference to embodiment and its
Preparation method and application are described in detail, but they can not be interpreted as the restriction to the application protection domain.
In following examples, the technical indicator of involved rubber and plastic compound elastomer BER6058 is shown in Table 1：
The technical target of the product of the BER6058 used by the embodiment of table 1
| Performance | Unit | Method of testing | Numerical value |
| Hardness | Shore A | ASTM D-2240 | 50 |
| Density | g/cm3 | ASTM D-792 | 0.88 |
| Melt index | g/10min. | ASTM D-1238 | 1.5 |
| Tensile strength | kgf/cm2 | ASTM D-412 | ＞ 45 |
| Fracture elongation | % | ASTM D-412 | ＞ 700 |
Embodiment 1
A kind of Sports shoe sole is as follows with translucent lightweight high-elastic EVA composite foam material formula combination：
Ethylene-vinyl acetate copolymer：35 mass parts；
TPO：20 mass parts；
Ethylene propylene diene rubber：10 mass parts；
Polyolefin block copolymer：20 mass parts；
Rubber and plastic compound elastomer：12 mass parts；
Antishrinking agent：1.5 mass parts；
Stearic acid St：0.5 mass parts；
Zinc stearate ZnSt：0.6 mass parts；
Crosslinking coagent：0.1 mass parts；
Crosslinking agent：1.0 mass parts；
Composite foamable agent：5 mass parts.
Wherein, ethylene-vinyl acetate copolymer model EVA265, the production of Tai Su companies；Polyolefine thermoplastic elastomer
Body is model Engage8180 and Engage8450 mass ratio 2：1 blending is obtained, E.I.Du Pont Company's production；Ethylene propylene diene rubber
Model 3092PM, the Dow Chemical Company's production；Polyolefin block copolymer model Infuse9107, the Dow Chemical Company's production；Rubber and plastic
Composite elastic body is BER6058, Bai Xian science and technology productions；Crosslinking agent is 1,4 bis tert butyl peroxy isopropyl benzene；Foaming agent is even
Nitrogen diformamide and sodium acid carbonate 2：The mixture of 1 (mass ratio).Crosslinking coagent is PL301-50D, is given birth to by Ke Mao rubber and plastics company
Produce；Antishrinking agent is SD-03A, is produced by Ke Mao rubber and plastics company.
Above component is poured into banbury in addition to crosslinking agent and foaming agent and is kneaded, the time is 10 minutes, temperature is
110℃。
Continue to knead to addition Isosorbide-5-Nitrae-dual-tert-butyl peroxy isopropyl base benzene in the uniform material of mixing and composite foamable agent, when
Between be 5 minutes, temperature be 115 DEG C.
Uniform material will be kneaded and pour into 80 DEG C of granulations in comminutor, then 170 DEG C of foamings, obtain the compound hairs of EVA
Foam material.
Embodiment 2
A kind of Sports shoe sole is as follows with soft highly-elastic antiwear EVA composite foam material formula combination：
Ethylene-vinyl acetate copolymer：35 mass parts；
TPO：18 mass parts；
Ethylene propylene diene rubber：15 mass parts；
Polyolefin block copolymer：15 mass parts；
Rubber and plastic compound elastomer：20 mass parts；
Antishrinking agent：2.5 mass parts；
Stearic acid St：0.5 mass parts；
Zinc stearate ZnSt：0.8 mass parts；
Crosslinking coagent：0.17 mass parts；
Crosslinking agent：1.0 mass parts；
Composite foamable agent：5.0 mass parts；
Wherein, ethylene-vinyl acetate copolymer model 265 and 40W, mass ratio is 2：1, E.I.Du Pont Company's production；
TPO model Engage7467, E.I.Du Pont Company's production；Ethylene propylene diene rubber model IP3745, Tao Shi
Company produces；Polyolefin block copolymer model Infuse9107, the Dow Chemical Company's production；Rubber and plastic compound elastomer is
BER6058, Bai Xian science and technology production；Crosslinking agent is 1,4 bis tert butyl peroxy isopropyl benzene；Foaming agent be azodicarbonamide and
Sodium bicarbonate mixture, mass ratio is 3：2.Crosslinking coagent is PL301-50D, is produced by Ke Mao rubber and plastics company；Antishrinking agent
It is SD-03A, is produced by Ke Mao rubber and plastics company.
Above component is poured into banbury in addition to crosslinking agent and foaming agent and is kneaded, the time is 8 minute minute, temperature
It is 115 DEG C.
Continue to knead to addition Isosorbide-5-Nitrae-dual-tert-butyl peroxy isopropyl base benzene in the uniform material of mixing and composite foamable agent, when
Between be 3 minutes, temperature be 120 DEG C.
Uniform material will be kneaded and pour into 90 DEG C of granulations in comminutor, then 170 DEG C of foamings, obtain the compound hairs of EVA
Foam material.
Embodiment 3
Quantitative measurement is entered to above example gained foamed products, and does following contrast test：Contrast 1：Ternary second
BER6058 in the formula of third rubber elastomer (EPDM9500) alternate embodiment 1；Contrast 2：Polyolefin elastomer (Engage8450)
BER6056 in the formula of alternate embodiment 1；Other components are constant.
Test result such as table 2, table 2 is the performance test results of embodiment 1~2 and contrast products obtained therefrom.Testing conditions：Temperature
23 ± 3 DEG C of degree, humidity 65 ± 5%.
The performance test results of the embodiment 1~2 of table 2 and contrast products obtained therefrom
Note：The data of table 2 are the data obtained by national standard method of testing.
As can be seen from the table, BER6058 is substituted using ethylene propylene diene rubber, in other results in the case of, it is impossible to
Expanded material thermal contraction is solved the problems, such as, while compressive deformation is larger；BER6058 is being substituted using polyolefin elastomer, although heat
Contraction is preferably solved, but expanded material resilience has larger difference, while compressive deformation is poor.
In addition, according to the transmitance of the gained white foam of GB/T 2410-2008 method A testing example 1, and with
Traditional EVA expanded materials are contrasted.Test environment conditions：23 ± 2 DEG C of temperature, humidity 50 ± 5%.Sample thickness is 10mm；And
Using illuminant-C.
Result shows that the transmitance of the gained white foam of embodiment 1 is 2.1%.Light-illuminating is contrasted referring to Fig. 1,
Fig. 1 is the light-illuminating figure of traditional EVA expanded materials and the gained expanded material of embodiment 1.In Fig. 1, left side is foamed for tradition EVA
Material, right side is the gained expanded material of embodiment 1.As can be seen from the above results, the transmitance of expanded material of the present invention >=
2%, semi-transparency property is presented, it is easy to match colors, applies.
As seen from the above embodiment, the obtained EVA composite foam materials soft comfortable of the present invention, rebound performance (elasticity high
More than 60%), light weight, the problems such as improve hard traditional antiwear EVA texture material, elastic not good job, meet national correlation
Physical property standard, beneficial to application.
Above to a kind of Sports shoe sole soft highly-elastic wear-resisting rubber-plastics composite foam material and its system provided by the present invention
Preparation Method is described in detail.Concrete case used herein is set forth to embodiment of the present invention, and the above is implemented
The explanation of case is only intended to help and understands the method for the present invention and its core concept, it is noted that for the art
For those of ordinary skill, under the premise without departing from the principles of the invention, some improvement and modification can also be carried out to the present invention,
These are improved and modification is also fallen into the protection domain of the claims in the present invention.
Claims (10)
1. a kind of lightweight high-elastic EVA composite foam material, is obtained by material through mixing, foaming, and the material includes：
The ethylene-vinyl acetate copolymer of 35~50 mass parts；
The TPO of 15~35 mass parts, the TPO is prepared by metallocene catalysis
Ethylene-octene random copolymer；
The ethylene propylene diene rubber of 10~20 mass parts；
The polyolefin block copolymer of 10~20 mass parts；
The rubber and plastic compound elastomer of 10~20 mass parts, the rubber and plastic compound elastomer is by styrene-ethylene-butylene-styrene
The mixing of block copolymer, LLDPE and styrene-maleic anhydride copolymer is obtained；
The antishrinking agent of 1.5~3 mass parts；
The activating agent of 0.5~5 mass parts；
The crosslinking agent of 0.7~1.2 mass parts；
The foaming agent of 2.5~5.5 mass parts；
The additive of 0~10 mass parts, the additive includes the one kind or many in coagent, crosslinking coagent and processing aid
Kind.
2. lightweight high-elastic EVA composite foam material according to claim 1, it is characterised in that the ethene-vinyl acetate
Vinylacetate mass content is more than 3.5g/10min not less than 25%, MI in ester copolymer.
3. lightweight high-elastic EVA composite foam material according to claim 1, it is characterised in that the crosslinking agent be Isosorbide-5-Nitrae-
Dual-tert-butyl peroxy isopropyl base benzene.
4. lightweight high-elastic EVA composite foam material according to claim 1, it is characterised in that the foaming agent is azo
One or more in diformamide, expended microsphere and sodium acid carbonate.
5. lightweight high-elastic EVA composite foam material according to claim 1, it is characterised in that the activating agent is selected from hard
One or more of resin acid and zinc stearate.
6. the lightweight high-elastic EVA composite foam material according to any one of Claims 1 to 5, it is characterised in that the rubber
The material for preparing of modeling composite elastic body also includes antioxidant.
7. lightweight high-elastic EVA composite foam material according to claim 6, it is characterised in that the rubber and plastic composite elastic
The material for preparing of body also includes hydrotreated petroleum heavy paraffin hydrocarbon cut.
8. lightweight high-elastic EVA composite foam material according to claim 1, it is characterised in that the composite foamed materials of EVA
Expect for translucent.
9. a kind of preparation method of lightweight high-elastic EVA composite foam material, comprises the following steps：
1) material is weighed, the material includes：The ethylene-vinyl acetate copolymer of 35~50 mass parts；15~35 mass parts
TPO, the TPO be metallocene catalysis prepare ethylene-octene randomly altogether
Polymers；The ethylene propylene diene rubber of 10~20 mass parts；The polyolefin block copolymer of 10~20 mass parts；10~20 mass parts
Rubber and plastic compound elastomer, the rubber and plastic compound elastomer is by styrene-ethylene-butylene-styrene block copolymer, linear low close
Degree polyethylene and styrene-maleic anhydride copolymer mixing are obtained；The antishrinking agent of 1.5~3.0 mass parts；0.5~5 mass parts
Activating agent；The crosslinking agent of 0.7~1.2 mass parts；The foaming agent of 2.5~5.5 mass parts；The additive of 0~10 mass parts, institute
Stating additive includes one or more in coagent, crosslinking coagent and processing aid；
2) by step 1) in all the components in addition to crosslinking agent, foaming agent that weigh kneaded；
3) by step 2) material after mixing and step 1) in the crosslinking agent that weighs and foaming agent kneaded；
4) by step 3) mixture that obtains of mixing granulated, then foamed, and obtains EVA composite foam materials.
10. the preparation method system as described in the EVA composite foam materials or claim 9 any one of claim 1~8
Application of the EVA composite foam materials for obtaining in athletic shoe sole is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710266640.0A CN106905599B (en) | 2017-04-21 | 2017-04-21 | Light high-elasticity EVA composite foam material and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710266640.0A CN106905599B (en) | 2017-04-21 | 2017-04-21 | Light high-elasticity EVA composite foam material and preparation method and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106905599A true CN106905599A (en) | 2017-06-30 |
| CN106905599B CN106905599B (en) | 2020-03-03 |
Family
ID=59209718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710266640.0A Active CN106905599B (en) | 2017-04-21 | 2017-04-21 | Light high-elasticity EVA composite foam material and preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106905599B (en) |
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107501713A (en) * | 2017-09-30 | 2017-12-22 | 特步(中国)有限公司 | A kind of printing opacity foamed shoe sole formula and the method that sole is made using the formula |
| CN108047544A (en) * | 2017-12-28 | 2018-05-18 | 安踏（中国）有限公司 | A kind of ultralight EVA composite foam materials and preparation method thereof |
| CN108707274A (en) * | 2018-05-21 | 2018-10-26 | 安踏（中国）有限公司 | A kind of soft highly-elastic is wear-resisting can Electro-static Driven Comb EVA composite foam materials and preparation method |
| CN109021375A (en) * | 2018-07-17 | 2018-12-18 | 林伟坤 | Anti-shrink modified EVA foaming shoe material and preparation method thereof |
| CN109762239A (en) * | 2018-12-27 | 2019-05-17 | 三六一度(中国)有限公司 | A kind of closed cell foamed material and its preparation method and application |
| CN109867853A (en) * | 2019-01-30 | 2019-06-11 | 泉州匹克鞋业有限公司 | A kind of P4U rubber and plastic composite foam material and its preparation method and application |
| CN110408116A (en) * | 2019-08-27 | 2019-11-05 | 广东国立科技股份有限公司 | A kind of elastomer of shoemaking of soft highly-elastic and preparation method thereof |
| CN110591215A (en) * | 2019-09-20 | 2019-12-20 | 泉州师范学院 | Ultralight EVA (ethylene-vinyl acetate) midsole material for sneakers and manufacturing method thereof |
| CN110698750A (en) * | 2018-07-10 | 2020-01-17 | 安踏（中国）有限公司 | High-elasticity wear-resistant EVA composite foam material, preparation method thereof and composition for preparing material |
| CN111019301A (en) * | 2019-12-23 | 2020-04-17 | 福建智铭鞋业有限公司 | Super-sense sole with extremely-rich soft damping function |
| US20200281314A1 (en) * | 2018-09-07 | 2020-09-10 | Skechers U.S.A., Inc. Ii | Foamed sole components and method for making a sole with foamed sole components |
| CN112029187A (en) * | 2020-09-16 | 2020-12-04 | 安踏（中国）有限公司 | Insole material and preparation method thereof |
| CN112521711A (en) * | 2019-09-19 | 2021-03-19 | 台橡股份有限公司 | Thermoplastic elastomer composition, foamed material thereof and manufacturing method thereof |
| CN112778621A (en) * | 2020-12-31 | 2021-05-11 | 安踏（中国）有限公司 | Composition for preparing high-elasticity memory EVA composite foaming material for sneaker sole and preparation method |
| CN113214560A (en) * | 2021-03-09 | 2021-08-06 | 福州友星生物科技有限公司 | RP rubber plastic injection foaming outsole and manufacturing process thereof |
| CN114196168A (en) * | 2021-12-29 | 2022-03-18 | 安踏（中国）有限公司 | Preparation method of TPEE foamed sole |
| CN114213745A (en) * | 2022-01-19 | 2022-03-22 | 安徽佳宾新材料科技有限公司 | EVA (ethylene-vinyl acetate) foaming material and preparation method thereof |
| CN114716756A (en) * | 2022-03-17 | 2022-07-08 | 三六一度(中国)有限公司 | High-resilience sole material, preparation method thereof and shoe |
| CN114736417A (en) * | 2022-05-23 | 2022-07-12 | 安踏（中国）有限公司 | EVA foamed sole with starry appearance and preparation method thereof |
| CN115044129A (en) * | 2022-06-27 | 2022-09-13 | 安踏（中国）有限公司 | Light high-elastic wear-resistant foamed sole similar to splash-ink appearance and preparation method thereof |
| CN115873330A (en) * | 2021-09-29 | 2023-03-31 | 厦门乔丹科技有限公司 | Glossy and easy-to-clean sneaker sole and preparation process thereof |
| CN115991920A (en) * | 2021-10-20 | 2023-04-21 | 清远市清新区汇锋新材料技术有限责任公司 | High-elasticity high-buffering sole material and preparation method thereof |
| CN116041836A (en) * | 2022-12-30 | 2023-05-02 | 福建省莆田市联盛鞋业有限公司 | Ultrahigh-resilience EVA (ethylene-vinyl acetate) chemical foaming sole material and preparation process thereof |
| CN116178874A (en) * | 2022-12-14 | 2023-05-30 | 广东龙行天下科技有限公司 | Preparation method of bio-based high-elasticity EVA composite material and foaming shoe material thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002020658A1 (en) * | 2000-09-05 | 2002-03-14 | Api Applicazioni Plastiche Industriali S.P.A. | Compounds for manufacturing cross-linked products with a matt surface appearance, great softness and high thermal dimensional stability |
| WO2002020657A1 (en) * | 2000-09-05 | 2002-03-14 | Api Applicazioni Plastiche Industriali Spa | Compounds for manufacturing cross-linked products with great softness and high thermal dimensional stability |
| CN101805475A (en) * | 2010-04-26 | 2010-08-18 | 泰亚鞋业股份有限公司 | Formula of soles of PU-simulated foaming sneakers through injection and manufacturing method |
| CN101824184A (en) * | 2010-05-13 | 2010-09-08 | 安踏（中国）有限公司 | Plastic foam for sport shoe sole |
| CN102030941A (en) * | 2010-12-06 | 2011-04-27 | 安踏（中国）有限公司 | Foaming material for sports shoe sole and preparation method thereof |
| CN103571032A (en) * | 2013-10-15 | 2014-02-12 | 苏州市景荣科技有限公司 | Tear-resistant EVA (ethylene-vinyl acetate copolymer) foamed shoe material |
| CN104403192A (en) * | 2014-12-25 | 2015-03-11 | 贵人鸟股份有限公司 | High-softness high-wear-resistance rubber-plastic injection foam material |
| CN104448529A (en) * | 2014-12-25 | 2015-03-25 | 贵人鸟股份有限公司 | Preparation process of high-wear-resistance soft rubber and plastic ejection foam material |
| EP2998346A1 (en) * | 2014-09-19 | 2016-03-23 | A.P.I. Applicazioni Plastiche Industriali S.P.A. | Compounds based on crosslinkable polyolefins and thermoplastic polyurethanes |
-
2017
- 2017-04-21 CN CN201710266640.0A patent/CN106905599B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002020658A1 (en) * | 2000-09-05 | 2002-03-14 | Api Applicazioni Plastiche Industriali S.P.A. | Compounds for manufacturing cross-linked products with a matt surface appearance, great softness and high thermal dimensional stability |
| WO2002020657A1 (en) * | 2000-09-05 | 2002-03-14 | Api Applicazioni Plastiche Industriali Spa | Compounds for manufacturing cross-linked products with great softness and high thermal dimensional stability |
| CN101805475A (en) * | 2010-04-26 | 2010-08-18 | 泰亚鞋业股份有限公司 | Formula of soles of PU-simulated foaming sneakers through injection and manufacturing method |
| CN101824184A (en) * | 2010-05-13 | 2010-09-08 | 安踏（中国）有限公司 | Plastic foam for sport shoe sole |
| CN102030941A (en) * | 2010-12-06 | 2011-04-27 | 安踏（中国）有限公司 | Foaming material for sports shoe sole and preparation method thereof |
| CN103571032A (en) * | 2013-10-15 | 2014-02-12 | 苏州市景荣科技有限公司 | Tear-resistant EVA (ethylene-vinyl acetate copolymer) foamed shoe material |
| EP2998346A1 (en) * | 2014-09-19 | 2016-03-23 | A.P.I. Applicazioni Plastiche Industriali S.P.A. | Compounds based on crosslinkable polyolefins and thermoplastic polyurethanes |
| CN104403192A (en) * | 2014-12-25 | 2015-03-11 | 贵人鸟股份有限公司 | High-softness high-wear-resistance rubber-plastic injection foam material |
| CN104448529A (en) * | 2014-12-25 | 2015-03-25 | 贵人鸟股份有限公司 | Preparation process of high-wear-resistance soft rubber and plastic ejection foam material |
Cited By (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107501713B (en) * | 2017-09-30 | 2020-06-23 | 特步(中国)有限公司 | Light-transmitting foamed sole composition and method for manufacturing sole by adopting composition |
| CN107501713A (en) * | 2017-09-30 | 2017-12-22 | 特步(中国)有限公司 | A kind of printing opacity foamed shoe sole formula and the method that sole is made using the formula |
| CN108047544A (en) * | 2017-12-28 | 2018-05-18 | 安踏（中国）有限公司 | A kind of ultralight EVA composite foam materials and preparation method thereof |
| CN108707274A (en) * | 2018-05-21 | 2018-10-26 | 安踏（中国）有限公司 | A kind of soft highly-elastic is wear-resisting can Electro-static Driven Comb EVA composite foam materials and preparation method |
| CN110698750A (en) * | 2018-07-10 | 2020-01-17 | 安踏（中国）有限公司 | High-elasticity wear-resistant EVA composite foam material, preparation method thereof and composition for preparing material |
| CN109021375A (en) * | 2018-07-17 | 2018-12-18 | 林伟坤 | Anti-shrink modified EVA foaming shoe material and preparation method thereof |
| US20200281314A1 (en) * | 2018-09-07 | 2020-09-10 | Skechers U.S.A., Inc. Ii | Foamed sole components and method for making a sole with foamed sole components |
| CN109762239A (en) * | 2018-12-27 | 2019-05-17 | 三六一度(中国)有限公司 | A kind of closed cell foamed material and its preparation method and application |
| CN109867853A (en) * | 2019-01-30 | 2019-06-11 | 泉州匹克鞋业有限公司 | A kind of P4U rubber and plastic composite foam material and its preparation method and application |
| CN110408116A (en) * | 2019-08-27 | 2019-11-05 | 广东国立科技股份有限公司 | A kind of elastomer of shoemaking of soft highly-elastic and preparation method thereof |
| CN112521711A (en) * | 2019-09-19 | 2021-03-19 | 台橡股份有限公司 | Thermoplastic elastomer composition, foamed material thereof and manufacturing method thereof |
| CN110591215A (en) * | 2019-09-20 | 2019-12-20 | 泉州师范学院 | Ultralight EVA (ethylene-vinyl acetate) midsole material for sneakers and manufacturing method thereof |
| CN111019301A (en) * | 2019-12-23 | 2020-04-17 | 福建智铭鞋业有限公司 | Super-sense sole with extremely-rich soft damping function |
| CN112029187B (en) * | 2020-09-16 | 2023-01-10 | 安踏（中国）有限公司 | Insole material and preparation method thereof |
| CN112029187A (en) * | 2020-09-16 | 2020-12-04 | 安踏（中国）有限公司 | Insole material and preparation method thereof |
| CN112778621A (en) * | 2020-12-31 | 2021-05-11 | 安踏（中国）有限公司 | Composition for preparing high-elasticity memory EVA composite foaming material for sneaker sole and preparation method |
| CN112778621B (en) * | 2020-12-31 | 2023-01-10 | 安踏（中国）有限公司 | Composition for preparing high-elasticity memory EVA composite foaming material for sneaker sole and preparation method |
| CN113214560A (en) * | 2021-03-09 | 2021-08-06 | 福州友星生物科技有限公司 | RP rubber plastic injection foaming outsole and manufacturing process thereof |
| CN115873330A (en) * | 2021-09-29 | 2023-03-31 | 厦门乔丹科技有限公司 | Glossy and easy-to-clean sneaker sole and preparation process thereof |
| CN115991920A (en) * | 2021-10-20 | 2023-04-21 | 清远市清新区汇锋新材料技术有限责任公司 | High-elasticity high-buffering sole material and preparation method thereof |
| CN114196168A (en) * | 2021-12-29 | 2022-03-18 | 安踏（中国）有限公司 | Preparation method of TPEE foamed sole |
| CN114196168B (en) * | 2021-12-29 | 2023-04-21 | 安踏（中国）有限公司 | Preparation method of TPEE foamed sole |
| CN114213745A (en) * | 2022-01-19 | 2022-03-22 | 安徽佳宾新材料科技有限公司 | EVA (ethylene-vinyl acetate) foaming material and preparation method thereof |
| CN114716756A (en) * | 2022-03-17 | 2022-07-08 | 三六一度(中国)有限公司 | High-resilience sole material, preparation method thereof and shoe |
| CN114716756B (en) * | 2022-03-17 | 2023-12-26 | 三六一度(中国)有限公司 | High-resilience sole material, preparation method thereof and shoe |
| CN114736417A (en) * | 2022-05-23 | 2022-07-12 | 安踏（中国）有限公司 | EVA foamed sole with starry appearance and preparation method thereof |
| CN115044129A (en) * | 2022-06-27 | 2022-09-13 | 安踏（中国）有限公司 | Light high-elastic wear-resistant foamed sole similar to splash-ink appearance and preparation method thereof |
| CN115044129B (en) * | 2022-06-27 | 2024-02-06 | 安踏（中国）有限公司 | Lightweight high-elasticity wear-resistant foaming sole similar to splash-ink appearance and preparation method thereof |
| CN116178874A (en) * | 2022-12-14 | 2023-05-30 | 广东龙行天下科技有限公司 | Preparation method of bio-based high-elasticity EVA composite material and foaming shoe material thereof |
| CN116041836A (en) * | 2022-12-30 | 2023-05-02 | 福建省莆田市联盛鞋业有限公司 | Ultrahigh-resilience EVA (ethylene-vinyl acetate) chemical foaming sole material and preparation process thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106905599B (en) | 2020-03-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106905599A (en) | A kind of lightweight high-elastic EVA composite foam material and its preparation method and application | |
| CN106883503A (en) | A kind of rubber and plastic composite foam material and its preparation method and application | |
| CN104231419B (en) | Damping ethylene vinyl acetate rubber pange material for shoes high and preparation method thereof | |
| CN102660129B (en) | EVA (ethylene-vinyl acetate copolymer) foamed composite and preparation method thereof | |
| CN106589513A (en) | Foamed rubber composite material and preparation method and application thereof | |
| CN104151663A (en) | EVA (Ethylene Vinyl Acetate) composite foaming material and preparation method thereof | |
| US10221310B2 (en) | Composition and process of manufacture for a shoe sole component for footwear | |
| CN110343323B (en) | Open-cell EVA (ethylene vinyl acetate) foaming composite shoe material and manufacturing method thereof | |
| CN111286110B (en) | High-comfort shock-absorption foaming midsole material, preparation method thereof and sports shoes | |
| CN105801998A (en) | Thermoplastic polyurethane composite foamed material and preparation method thereof | |
| CN102030941A (en) | Foaming material for sports shoe sole and preparation method thereof | |
| CN108707274A (en) | A kind of soft highly-elastic is wear-resisting can Electro-static Driven Comb EVA composite foam materials and preparation method | |
| CN107082943A (en) | A kind of acrylonitrile butadiene rubber modified EVA expanded materials and its manufacture method | |
| CN105694484A (en) | TPE (thermoplastic elastomer) foamed master batch and preparation method thereof | |
| CN108485143A (en) | Shoes expanded material and preparation method thereof | |
| CN112029186B (en) | Composite response foaming rubber-plastic sole, preparation method thereof and sports shoe | |
| CN108047544A (en) | A kind of ultralight EVA composite foam materials and preparation method thereof | |
| CN104650464A (en) | Preparation method and application of modified propenyl elastomer foaming body | |
| CN103254545A (en) | Thermoplastic composite rubber adding foaming material and preparation method thereof | |
| CN108774378A (en) | A kind of high-elastic bradyseism rubber-plastics material, the high-elastic sole of bradyseism and its preparation process | |
| CN104610563A (en) | Preparation method of olefin block copolymer material foam, and application of foam | |
| CN109867853A (en) | A kind of P4U rubber and plastic composite foam material and its preparation method and application | |
| CN112920501A (en) | Nylon elastomer composite material foam and preparation method thereof | |
| CN109265815B (en) | Modified EVA (ethylene-vinyl acetate) foam material and preparation method thereof | |
| CN113072767B (en) | EVA/TPAE composite material foam and preparation method thereof |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |