CN105602076A - Tear-resistant high-elasticity EVA shoe material and preparation method thereof - Google Patents

Tear-resistant high-elasticity EVA shoe material and preparation method thereof Download PDF

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Publication number
CN105602076A
CN105602076A CN201510796302.9A CN201510796302A CN105602076A CN 105602076 A CN105602076 A CN 105602076A CN 201510796302 A CN201510796302 A CN 201510796302A CN 105602076 A CN105602076 A CN 105602076A
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Prior art keywords
parts
temperature
preparation
tear
banbury
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CN201510796302.9A
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Chinese (zh)
Inventor
陈卫江
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Wujiang Fengshang Shoe Factory
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Wujiang Fengshang Shoe Factory
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Priority to CN201510796302.9A priority Critical patent/CN105602076A/en
Publication of CN105602076A publication Critical patent/CN105602076A/en
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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
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B1/00—Footwear characterised by the material
    • A43B1/14—Footwear characterised by the material made of plastics
    • 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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • 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

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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)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention discloses a tear-resistant high-elasticity EVA shoe material and a preparation method thereof, wherein the EVA shoe material includes the components in parts by weight: 16-24 parts of an ethylene-vinyl acetate copolymer, 8-15 parts of a polyolefin block copolymer, 5-12 parts of epichloro-hydrin rubber, 3-6 parts of chlorinated polyvinyl chloride fibers, 2-5 parts of polyethylene naphthalate, 2-6 parts of dihydroxy polydimethylsiloxane, 2-5 parts of a maleic acid-acrylic acid copolymer, 3-6 parts of tetrahydrophthalic acid diglycidyl ester, 0.3-1 part of sodium lauryl di(oxyethyl) sulfate, and 2-4 parts of hydroxyethylethylenediamine. The preparation method comprises the steps: S1, taking the components, putting the components into an internal mixer, and carrying out primary internal mixing; S2, then increasing the temperature of the internal mixer, and carrying out secondary internal mixing; and S3, carrying out open mixing of the material after internal mixing, after open mixing, granulating in a granulating machine, and after granulation, carrying out extrusion molding of the material in a die. The prepared EVA shoe material has excellent tensile strength, tear resistant strength and elasticity.

Description

EVA footwear material that a kind of tear-proof is high-elastic and preparation method thereof
Technical field
The invention belongs to footwear material field, be specifically related to high-elastic EVA footwear material of a kind of tear-proof and preparation method thereof.
Technical background
Ethylene-vinyl acetate copolymer is called for short EVA, and general vinyl acetate (VA) content is 5%～40%. With polyethylene phaseRatio, EVA is owing to having introduced VAM in strand, thereby reduced high-crystallinity, improved pliability, shock resistanceProperty, filler intermiscibility and heat seal performance, be widely used in foaming shoe material, functional canopy film, packaging film, PUR, electric wireThe field such as cable and toy. In general, the performance of EVA resin depends primarily on the content of vinyl acetate on strand.
The feature of EVA resin is to have good flexibility, and the elasticity as rubber still can have better at-50 DEG CPliability, the transparency and lustrous surface good, chemical stability is good, anti-aging and resistance to ozone intensity is good, nontoxicity. With fill outThe miscibility of material is good, painted good with processing and forming. The footwear material poor-performing that single EVA material prepares, therefore needsRecipe to its footwear material improves, and improves intensity and the elasticity of the EVA footwear material of preparation.
Summary of the invention
The technical problem solving: the tearing toughness of EVA footwear material is lower, and the elasticity of EVA footwear material affects itGreatly, the object of the invention is effectively to improve hot strength, tearing toughness and the elasticity thereof of EVA footwear material, improvement EVA footwear materialPerformance.
Technical scheme: the EVA footwear material that a kind of tear-proof is high-elastic, described EVA footwear material comprises the composition of following weight parts:
Further, the EVA footwear material that described a kind of tear-proof is high-elastic, comprises the composition of following weight parts:
The preparation method of the high-elastic EVA footwear material of described a kind of tear-proof, described preparation method's step is as follows:
S1: get respectively by weight ethylene-vinyl acetate copolymer 16-24 part, polyolefin block formula copolymer 8-15 part, chlorineEther rubber 5-12 part, chlorinated polyvinyl chloride fibre 3-6 part, PEN 2-5 part, dihydroxy polydimethyl silicaAlkane 2-6 part, maleic acid-acrylic acid copolymer 2-5 part, tetrahydrophthalic acid 2-glycidyl ester 3-6 part, laureth sulphurAcid esters sodium 0.3-1 part, AEEA 2-4 part, be fed in banbury, starts banbury, and composition in banbury is mixedEvenly, be first banburying 3-6min at 115-125 DEG C in temperature;
S2: the banbury temperature that raises is again 130-140 DEG C, banburying 4-10min at this temperature;
S3: again the material after banburying is opened to refining, opens granulation in comminutor after refining, after granulation again by material at mouldMiddle extrusion modling, extrusion modling temperature is 140-150 DEG C.
Preferably, first the preparation method of the high-elastic EVA footwear material of described a kind of tear-proof, be 120 DEG C in temperature in S1Lower banburying 4min.
Preferably, the preparation method of the high-elastic EVA footwear material of described a kind of tear-proof, the banbury temperature that raises again in S2 is135 DEG C, banburying 7min at this temperature.
Preferably, the preparation method of the high-elastic EVA footwear material of described a kind of tear-proof, in S3, extrusion modling temperature is 145℃。
Beneficial effect: the chlorinated polyvinyl chloride fibre that adds in EVA footwear material of the present invention, PEN,The compositions such as dialkyl polydimethylsiloxane, maleic acid-acrylic acid copolymer, tetrahydrophthalic acid 2-glycidyl ester, rightImprove intensity and the elasticity of EVA footwear material and all brought into play larger independent role or synergy, common raising EVA footwear materialsHot strength, tearing toughness and elasticity thereof, the EVA footwear material of preparation has very good quality.
Specific embodiment
Below in conjunction with specific embodiment, the present invention is further described.
Embodiment 1
S1: get respectively by weight 22 parts of ethylene-vinyl acetate copolymers, 4 parts of polyolefin block formula copolymer 1s, chlorine ether rubber7 parts, glue, 4 parts of chlorinated polyvinyl chloride fibres, 4 parts of PENs, 3 parts of dialkyl polydimethylsiloxanes, Malaysia3 parts of acid-acrylic copolymers, 5 parts of tetrahydrophthalic acid 2-glycidyl esters, 0.5 part of laureth sodium sulfovinate, hydroxyl second3 parts of base ethylenediamines, are fed in banbury, start banbury, composition in banbury is mixed, and be first 125 in temperatureBanburying 3min at DEG C;
S2: the banbury temperature that raises is again 140 DEG C, banburying 4min at this temperature;
S3: again the material after banburying is opened to refining, opens granulation in comminutor after refining, after granulation again by material at mouldMiddle extrusion modling, extrusion modling temperature is 150 DEG C.
Embodiment 2
S1: get respectively by weight 18 parts of ethylene-vinyl acetate copolymers, 0 part of polyolefin block formula copolymer 1, chlorine ether rubber10 parts, glue, 5 parts of chlorinated polyvinyl chloride fibres, 3 parts of PENs, 5 parts of dialkyl polydimethylsiloxanes, Malaysia4 parts of acid-acrylic copolymers, 4 parts of tetrahydrophthalic acid 2-glycidyl esters, 0.9 part of laureth sodium sulfovinate, hydroxyl second4 parts of base ethylenediamines, are fed in banbury, start banbury, composition in banbury is mixed, and be first 115 in temperatureBanburying 6min at DEG C;
S2: the banbury temperature that raises is again 130 DEG C, banburying 10min at this temperature;
S3: again the material after banburying is opened to refining, opens granulation in comminutor after refining, after granulation again by material at mouldMiddle extrusion modling, extrusion modling temperature is 140 DEG C.
Embodiment 3
S1: get respectively by weight 24 parts of ethylene-vinyl acetate copolymers, 8 parts of polyolefin block formula copolymers, epichlorohydrin rubber5 parts, 6 parts of chlorinated polyvinyl chloride fibres, 2 parts of PENs, 2 parts of dialkyl polydimethylsiloxanes, maleic acid-5 parts of acrylic copolymers, 6 parts of tetrahydrophthalic acid 2-glycidyl esters, 0.3 part of laureth sodium sulfovinate, ethoxy2 parts of ethylenediamines, are fed in banbury, start banbury, composition in banbury is mixed, and be first 125 DEG C in temperatureLower banburying 3min;
S2: the banbury temperature that raises is again 140 DEG C, banburying 4min at this temperature;
S3: again the material after banburying is opened to refining, opens granulation in comminutor after refining, after granulation again by material at mouldMiddle extrusion modling, extrusion modling temperature is 150 DEG C.
Embodiment 4
S1: get respectively by weight 16 parts of ethylene-vinyl acetate copolymers, 5 parts of polyolefin block formula copolymer 1s, chlorine ether rubber12 parts, glue, 3 parts of chlorinated polyvinyl chloride fibres, 5 parts of PENs, 6 parts of dialkyl polydimethylsiloxanes, Malaysia2 parts of acid-acrylic copolymers, 3 parts of tetrahydrophthalic acid 2-glycidyl esters, 1 part of laureth sodium sulfovinate, ethoxy4 parts of ethylenediamines, are fed in banbury, start banbury, composition in banbury is mixed, and be first 115 DEG C in temperatureLower banburying 6min;
S2: the banbury temperature that raises is again 130 DEG C, banburying 10min at this temperature;
S3: again the material after banburying is opened to refining, opens granulation in comminutor after refining, after granulation again by material at mouldMiddle extrusion modling, extrusion modling temperature is 140 DEG C.
Embodiment 5
S1: get respectively by weight 20 parts of ethylene-vinyl acetate copolymers, 2 parts of polyolefin block formula copolymer 1s, chlorine ether rubber8 parts, glue, 4 parts of chlorinated polyvinyl chloride fibres, 3 parts of PENs, 4 parts of dialkyl polydimethylsiloxanes, Malaysia3 parts of acid-acrylic copolymers, 4 parts of tetrahydrophthalic acid 2-glycidyl esters, 0.7 part of laureth sodium sulfovinate, hydroxyl second3 parts of base ethylenediamines, are fed in banbury, start banbury, composition in banbury is mixed, and be first 120 in temperatureBanburying 4min at DEG C;
S2: the banbury temperature that raises is again 135 DEG C, banburying 7min at this temperature;
S3: again the material after banburying is opened to refining, opens granulation in comminutor after refining, after granulation again by material at mouldMiddle extrusion modling, extrusion modling temperature is 145 DEG C.
Comparative example 1
S1: get respectively by weight 24 parts of ethylene-vinyl acetate copolymers, 8 parts of polyolefin block formula copolymers, epichlorohydrin rubber5 parts, 2 parts of dialkyl polydimethylsiloxanes, 5 parts of maleic acid-acrylic acid copolymers, tetrahydrophthalic acid 2-glycidyl ester6 parts, 0.3 part of laureth sodium sulfovinate, 2 parts of AEEAs, be fed in banbury, starts banbury, by banburyingIn machine, composition mixes, and is first banburying 3min at 125 DEG C in temperature;
S2: the banbury temperature that raises is again 140 DEG C, banburying 4min at this temperature;
S3: again the material after banburying is opened to refining, opens granulation in comminutor after refining, after granulation again by material at mouldMiddle extrusion modling, extrusion modling temperature is 150 DEG C.
Comparative example 2
S1: get respectively by weight 24 parts of ethylene-vinyl acetate copolymers, 8 parts of polyolefin block formula copolymers, epichlorohydrin rubberThe adjacent benzene of 5 parts, 6 parts of chlorinated polyvinyl chloride fibres, 2 parts of PENs, 5 parts of maleic acid-acrylic acid copolymers, tetrahydrochysene6 parts of dioctyl phthalate 2-glycidyl esters, 0.3 part of laureth sodium sulfovinate, 2 parts of AEEAs, be fed in banbury,Starting banbury, composition in banbury is mixed, is first banburying 3min at 125 DEG C in temperature;
S2: the banbury temperature that raises is again 140 DEG C, banburying 4min at this temperature;
S3: again the material after banburying is opened to refining, opens granulation in comminutor after refining, after granulation again by material at mouldMiddle extrusion modling, extrusion modling temperature is 150 DEG C.
Comparative example 3
S1: get respectively by weight 24 parts of ethylene-vinyl acetate copolymers, 8 parts of polyolefin block formula copolymers, epichlorohydrin rubber5 parts, 6 parts of chlorinated polyvinyl chloride fibres, 2 parts of PENs, 2 parts of dialkyl polydimethylsiloxanes,, tetrahydrochysene neighbour6 parts of phthalic acid 2-glycidyl esters, 0.3 part of laureth sodium sulfovinate, 2 parts of AEEAs, be fed into banburyIn, start banbury, composition in banbury is mixed, be first banburying 3min at 125 DEG C in temperature;
S2: the banbury temperature that raises is again 140 DEG C, banburying 4min at this temperature;
S3: again the material after banburying is opened to refining, opens granulation in comminutor after refining, after granulation again by material at mouldMiddle extrusion modling, extrusion modling temperature is 150 DEG C.
Comparative example 4
S1: get respectively by weight 24 parts of ethylene-vinyl acetate copolymers, 8 parts of polyolefin block formula copolymers, epichlorohydrin rubber5 parts, 6 parts of chlorinated polyvinyl chloride fibres, 2 parts of PENs, 2 parts of dialkyl polydimethylsiloxanes, maleic acid-5 parts of acrylic copolymers, 0.3 part of laureth sodium sulfovinate, 2 parts of AEEAs, be fed in banbury, starts closeRefining machine, mixes composition in banbury, is first banburying 3min at 125 DEG C in temperature;
S2: the banbury temperature that raises is again 140 DEG C, banburying 4min at this temperature;
S3: again the material after banburying is opened to refining, opens granulation in comminutor after refining, after granulation again by material at mouldMiddle extrusion modling, extrusion modling temperature is 150 DEG C.
Hot strength, tearing toughness and the flexibility test result of the EVA footwear material of embodiment 1 to 5 and comparative example are as follows:
Hot strength and the compression strength of the composite shoe material of embodiment and comparative example are as follows:

Claims (6)

1. the high-elastic EVA footwear material of tear-proof, is characterized in that, described EVA footwear material comprises the composition of following weight parts:
2. the high-elastic EVA footwear material of a kind of tear-proof according to claim 1, is characterized in that, described EVA footwear material comprisesThe composition of following weight parts:
3. the preparation method of the high-elastic EVA footwear material of a kind of tear-proof according to claim 1, is characterized in that, describedPreparation method's step is as follows:
S1: get respectively by weight ethylene-vinyl acetate copolymer 16-24 part, polyolefin block formula copolymer 8-15 part, chlorine ether rubberGlue 5-12 part, chlorinated polyvinyl chloride fibre 3-6 part, PEN 2-5 part, dialkyl polydimethylsiloxane 2-6 parts, maleic acid-acrylic acid copolymer 2-5 part, tetrahydrophthalic acid 2-glycidyl ester 3-6 part, laureth sulfuric esterSodium 0.3-1 part, AEEA 2-4 part, be fed in banbury, starts banbury, composition in banbury is mixed,First be banburying 3-6min at 115-125 DEG C in temperature;
S2: the banbury temperature that raises is again 130-140 DEG C, banburying 4-10min at this temperature;
S3: again the material after banburying is opened to refining, open granulation in comminutor after refining, again material is squeezed in mould after granulationMolded, extrusion modling temperature is 140-150 DEG C.
4. the preparation method of the high-elastic EVA footwear material of a kind of tear-proof according to claim 3, is characterized in that, describedIn preparation method S1, be first banburying 4min at 120 DEG C in temperature.
5. the preparation method of the high-elastic EVA footwear material of a kind of tear-proof according to claim 3, is characterized in that, describedThe banbury temperature that raises again in preparation method S2 is 135 DEG C, banburying 7min at this temperature.
6. the preparation method of the high-elastic EVA footwear material of a kind of tear-proof according to claim 3, is characterized in that, describedIn preparation method S3, extrusion modling temperature is 145 DEG C.
CN201510796302.9A 2015-11-18 2015-11-18 Tear-resistant high-elasticity EVA shoe material and preparation method thereof Pending CN105602076A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107325523A (en) * 2017-07-11 2017-11-07 合肥康之恒机械科技有限公司 One kind prepares Ho La hoop new material and preparation method
CN107411218A (en) * 2017-06-02 2017-12-01 安徽爱舍家居制品有限公司 One kind has high tenacity and sterilizing function slippers and its manufacture method
CN114685885A (en) * 2022-05-06 2022-07-01 北京中景橙石科技股份有限公司 Elastic expansion joint plate and preparation method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103571034A (en) * 2013-10-15 2014-02-12 苏州市景荣科技有限公司 Tear-resistant antistatic EVA (ethylene-vinyl acetate copolymer) foamed shoe material

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103571034A (en) * 2013-10-15 2014-02-12 苏州市景荣科技有限公司 Tear-resistant antistatic EVA (ethylene-vinyl acetate copolymer) foamed shoe material

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
化学工业出版社组织编写: "《中国化工产品大全（第三版）下卷》", 31 January 2005, 化学工业出版社 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107411218A (en) * 2017-06-02 2017-12-01 安徽爱舍家居制品有限公司 One kind has high tenacity and sterilizing function slippers and its manufacture method
CN107325523A (en) * 2017-07-11 2017-11-07 合肥康之恒机械科技有限公司 One kind prepares Ho La hoop new material and preparation method
CN114685885A (en) * 2022-05-06 2022-07-01 北京中景橙石科技股份有限公司 Elastic expansion joint plate and preparation method thereof
CN114685885B (en) * 2022-05-06 2023-11-24 北京中景橙石科技股份有限公司 Elastic expansion joint plate and preparation method thereof

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Application publication date: 20160525