WO2016180306A1 - 一种发泡鞋底及其制备方法和鞋子 - Google Patents

一种发泡鞋底及其制备方法和鞋子 Download PDF

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WO2016180306A1
WO2016180306A1 PCT/CN2016/081450 CN2016081450W WO2016180306A1 WO 2016180306 A1 WO2016180306 A1 WO 2016180306A1 CN 2016081450 W CN2016081450 W CN 2016081450W WO 2016180306 A1 WO2016180306 A1 WO 2016180306A1
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foamed sole
foamed
sole according
agent
sole
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PCT/CN2016/081450
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English (en)
French (fr)
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杨与畅
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宝峰时尚国际控股有限公司
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Publication of WO2016180306A1 publication Critical patent/WO2016180306A1/zh

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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
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02—Organic and inorganic ingredients
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B1/00—Footwear characterised by the material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C08K3/042—Graphene or derivatives, e.g. graphene oxides
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/08—Deep drawing or matched-mould forming, i.e. using mechanical means only
    • 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
    • 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
    • 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
    • C08J9/104—Hydrazines; Hydrazides; Semicarbazides; Semicarbazones; Hydrazones; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C08K3/36—Silica
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • C08K5/098—Metal salts of carboxylic acids
    • 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
    • C08K5/00—Use of organic ingredients
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    • C08K5/14—Peroxides
    • 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
    • C08L23/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L31/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid; Compositions of derivatives of such polymers
    • C08L31/02—Homopolymers or copolymers of esters of monocarboxylic acids
    • C08L31/04—Homopolymers or copolymers of vinyl acetate
    • 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
    • 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
    • C08J2323/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2217—Oxides; Hydroxides of metals of magnesium
    • C08K2003/222—Magnesia, i.e. magnesium oxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • 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

Definitions

  • the invention relates to the technical field of sole materials, in particular to a foamed sole and a preparation method thereof and a shoe.
  • an object of the present invention is to provide a foamed sole, a preparation method thereof and a shoe, which aim to solve the problem that the wear resistance and elasticity of the sole are not ideal in the prior art.
  • a foamed sole wherein the raw material composition, in terms of mass percentage, comprises the following components:
  • the main material is 65%-70%, the foaming agent is 5%-8%, the lubricant is 1%-3%, the vulcanizing agent is 1%-3%, the filling material is 15%-20%, and the crosslinking agent is 2%-5%.
  • Graphene oxide is 0.1%-10%.
  • the foamed sole wherein the main body material is one of ethylene-vinyl acetate copolymer, polyethylene or recycled white material.
  • foaming agent is an AC foaming agent, or, 4, 4' - Oxobisbenzenesulfonyl hydrazide, or a combination of azodicarbonamide and sodium bicarbonate.
  • the foamed sole wherein the lubricant is stearic acid or zinc stearate.
  • the foamed sole wherein the vulcanizing agent is one of zinc oxide, sulfur, magnesium oxide, triallyl isocyanurate, and epoxy resin.
  • the foamed sole wherein the filler is calcium powder or white carbon black.
  • crosslinking agent is a DCP crosslinking agent
  • a method for preparing a foamed sole as described above comprising the steps of:
  • the main material and the graphene oxide are pre-mixed, injection-molded and granulated; then, together with the foaming agent, the lubricant, the vulcanizing agent, the filler and the crosslinking agent, the high-speed stirring is added into the mixer, and the temperature is controlled at 66- 76 ° C;
  • the material is made into a 1-1.5 mm thick piece, which is pulled out from the rubber mixer and cut into pieces;
  • the flakes are filled in a hot press at a temperature of 165-175 ° C for 10-20 min, and then the mold is cooled by water to room temperature to obtain a formed sole.
  • the present invention provides a novel foamed sole and a preparation method thereof, which can make the sole material have the advantages of low density, large volume, low cost, and at the same time wear resistance, tensile, tear and yellowing resistance. The performance is also excellent.
  • the present invention provides a foamed sole, a method for preparing the same, and a shoe.
  • the present invention will be further described in detail below in order to make the objects, technical solutions and effects of the present invention more clear and clear. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
  • the invention provides a foamed sole with a raw material composition, which comprises the following components in terms of mass percentage:
  • the main material is 65%-70%, the foaming agent is 5%-8%, the lubricant is 1%-3%, the vulcanizing agent is 1%-3%, the filling material is 15%-20%, and the crosslinking agent is 2%-5%.
  • Graphene oxide is 0.1%-10%.
  • graphene oxide is a product of chemical oxidation and stripping of graphite powder.
  • Graphene oxide is a single atomic layer that can be extended to tens of microns in lateral dimensions. At the same time, it is a new type of carbon material with excellent performance, high specific surface area and rich functional groups.
  • the sole material can have the advantages of low density, excellent mechanical properties (high elasticity, high abrasion resistance) and non-toxic environmental protection.
  • the host material may be one of EVA (ethylene-vinyl acetate copolymer), PE (polyethylene) or recycled white material.
  • EVA ethylene-vinyl acetate copolymer
  • PE polyethylene
  • the blowing agent may be an AC blowing agent (azodicarbonamide), or, 4, 4' - Oxobisbenzenesulfonyl hydrazide, or a combination of azodicarbonamide and sodium bicarbonate.
  • AC blowing agent azodicarbonamide
  • 4' - Oxobisbenzenesulfonyl hydrazide or a combination of azodicarbonamide and sodium bicarbonate.
  • the lubricant may be stearic acid or zinc stearate.
  • the vulcanizing agent may be one of zinc oxide, sulfur, magnesium oxide, triallyl isocyanurate, and epoxy resin.
  • the filler may be calcium powder or white carbon black.
  • the crosslinking agent may be a DCP crosslinking agent (diisopropylbenzene peroxide).
  • the method for preparing the foamed sole is further provided in the present invention, and specifically includes the following steps:
  • Vulcanization The sheet material is charged in a hot press at a temperature of 165-175 ° C for 10-20 min, and then the mold is cooled by water to room temperature to obtain a formed sole.
  • Also provided in the present invention is a shoe using the foamed sole provided by the present invention as a sole.
  • FIG. 1 shows the comparison of the test results of the common foam material sole and the common foam material sole. It can be seen from Fig. 1 that the sole prepared by the embodiment of the invention has the advantages of low density and excellent mechanical properties.

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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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

本发明公开一种发泡鞋底及其制备方法和鞋子，发泡鞋底的原料组成，按照质量百分比计，包括以下组分：主体材料65%-70%，发泡剂5%-8%，润滑剂1%-3%，硫化剂1%-3%，填充料15%-20%，交联剂2%-5%，氧化石墨烯0.1%-10%。本发明中通过在发泡鞋底中添加一定量的氧化石墨烯，可以使鞋底材料具有密度低、力学性能优异且无毒环保的优点。

Description

一种发泡鞋底及其制备方法和鞋子 技术领域
本发明涉及鞋底材料技术领域，尤其涉及一种发泡鞋底及其制备方法和鞋子。
 背景技术
随着人民生活水平的提高，人们对鞋的要求也是越来越高，由以前的只注重美观大方，转变为注重其安全性舒适感。而鞋类品质的好坏与鞋底材料的性能有着极为密切的联系，决定着鞋底的功能性与舒适性。目前，市面上的发泡鞋底大多数具有轻便、舒适、加工成型快等性能，虽然鞋子的柔软性达到要求，但是生产成本高，且鞋子的耐磨性、弹性不理想。
因此，现有技术还有待发展。
 技术问题
鉴于上述现有技术的不足，本发明的目的在于提供一种发泡鞋底及其制备方法和鞋子，旨在解决现有技术中鞋底耐磨性、弹性不理想的问题。
 技术解决方案
本发明的技术方案如下：
一种发泡鞋底，其中，其原料组成，按照质量百分比计，包括以下组分：
主体材料65%-70%，发泡剂5%-8%，润滑剂1%-3%，硫化剂1%-3%，填充料15%-20%，交联剂2%-5%，氧化石墨烯0.1%-10%。
所述的发泡鞋底，其中，所述主体材料为乙烯-醋酸乙烯共聚物、聚乙烯或再生大白料中的一种。
所述的发泡鞋底，其中，所述发泡剂为AC发泡剂，或者，4，4′ - 氧代双苯磺酰肼，或者，偶氮二甲酰胺与碳酸氢钠的组合物。
所述的发泡鞋底，其中，所述润滑剂为硬脂酸或硬脂酸锌。
所述的发泡鞋底，其中，所述硫化剂为氧化锌、硫磺、氧化镁、三烯丙基异氰脲酸酯、环氧树脂中的一种。
所述的发泡鞋底，其中，所述填充料为钙粉或白炭黑。
所述的发泡鞋底，其中，所述交联剂为DCP交联剂。
一种如上所述的发泡鞋底的制备方法，其中，包括以下步骤：
先将主体材料和氧化石墨烯进行预混，注塑，造粒；之后再与发泡剂、润滑剂、硫化剂、填充料、交联剂一起，加入混合机内高速搅拌，温度控制在66-76℃；
在128-138℃下密炼2-3min；
在120-130℃的炼胶机中塑炼2-3min；
将料制成1-1.5mm厚的片，从炼胶机中拉出并截成片状料；
将片状料装入温度在165-175℃的热压机内发泡10-20min，之后通水冷却模具至室温，得成型的鞋底。
一种鞋子，其中，所述鞋子采用如上所述的发泡鞋底作为鞋底。
 有益效果
有益效果：本发明提供一种新型的发泡鞋底及其制备方法，可以使鞋底材料具有密度低、体积大、成本低的优点，同时耐磨性，抗拉，撕裂和抗黄变等力学性能也比较优异。
 附图说明
图1为本发明实施例1~4提供的样品的物理性能检测结果对比图。
 本发明的实施方式
本发明提供一种发泡鞋底及其制备方法和鞋子，为使本发明的目的、技术方案及效果更加清楚、明确，以下对本发明进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。
本发明所提供的一种发泡鞋底，其原料组成，按照质量百分比计，包括以下组分：
主体材料65%-70%，发泡剂5%-8%，润滑剂1%-3%，硫化剂1%-3%，填充料15%-20%，交联剂2%-5%，氧化石墨烯0.1%-10%。
其中，氧化石墨烯是石墨粉末经化学氧化及剥离后的产物。氧化石墨烯是单一的原子层，可以在横向尺寸上扩展到数十微米。同时，它是一种性能优异的新型碳材料，具有较高的比表面积和丰富的官能团。本发明中通过在发泡鞋底中添加一定量的氧化石墨烯，可以使鞋底材料具有密度低、力学性能优异（高弹性、耐磨性强）且无毒环保的优点。
所述主体材料可以为EVA（乙烯-醋酸乙烯共聚物）、PE（聚乙烯）或再生大白料等中的一种。
所述发泡剂可以为AC发泡剂（偶氮二甲酰胺），或者，4，4′ - 氧代双苯磺酰肼，或者，偶氮二甲酰胺与碳酸氢钠的组合物。
所述润滑剂可以为硬脂酸或硬脂酸锌。
所述硫化剂可以为氧化锌、硫磺、氧化镁、三烯丙基异氰脲酸酯、环氧树脂中的一种。
所述填充料可以为钙粉或白炭黑。
所述交联剂可以为DCP交联剂（过氧化二异丙苯）。
本发明中还提供所述发泡鞋底的制备方法，具体包括以下步骤：
（1）高速混合：为使氧化石墨烯和主体材料充分的接触，先将主体材料和氧化石墨烯进行预混，注塑，造粒；之后再与发泡剂、润滑剂、硫化剂、填充料、交联剂一起，加入混合机内高速搅拌，温度控制在66-76℃。
（2）密炼：在128-138℃下密炼2-3min。
（3）开炼：在120-130℃的塑炼机中塑炼2-3min。
（4）成片：将料制成1-1.5mm厚的片，从炼胶机中拉出并截成40cm*80cm的片状料。
（5）硫化：将片状料装入温度在165-175℃的热压机内发泡10-20min，之后通水冷却模具至室温，得成型的鞋底。
本发明中还提供一种鞋子，所述鞋子采用本发明所提供的发泡鞋底作为鞋底。
以下通过具体实施例对本发明做进一步说明。
实施例1
先将68%原材料 EVA和0.1%氧化石墨烯预混，注塑，造粒，然后将混合好的原料与8%AC发泡剂，1.9%硬脂酸，2%氧化锌，17%钙粉，3%DCP， 加入温度在70℃混合机内高速搅拌，然后在132℃下密炼3min，紧接着在125℃的炼胶机中塑炼3min之后将料制成1.5mm厚的片后拉从炼胶机中拉出并截成40cm*80cm的片状料，最后称取一定量片状料装入温度在170℃的热压机内发泡20min后通水冷却模具至室温，得成型的鞋底。
实施例2
先将70%原材料PE和1%氧化石墨烯预混，注塑，造粒，然后将混合好的原料与6%4，4′ - 氧代双苯磺酰肼，1%硬脂酸，2 %氧化锌，15%钙粉，5%DCP，加入温度在72℃混合机内高速搅拌，然后在132℃下密炼3min，紧接着在125℃的炼胶机中塑炼3min之后将料制成1.5mm厚的片后拉从炼胶机中拉出并截成40cm*80cm的片状料，最后称取一定量片状料装入温度在170℃的热压机内发泡20min后通水冷却模具至室温，得成型的鞋底。
实施例3
先将65%原材料再生大白料PE和1%氧化石墨烯预混，注塑，造粒，然后将混合好的原料与7%AC发泡剂，2%硬脂酸锌，1%氧化镁，19%白炭黑，3%DCP， 加入温度在70℃混合机内高速搅拌，然后在132℃下密炼3min，紧接着在125℃的炼胶机中塑炼3min之后将料制成1.5mm厚的片后拉从炼胶机中拉出并截成40cm*80cm的片状料，最后称取一定量片状料装入温度在170℃的热压机内发泡20min后通水冷却模具至室温，得成型的鞋底。
实施例4
先将65%原材料再生大白料PE和10%氧化石墨烯预混，注塑，造粒，然后将混合好的原料与5%AC发泡剂，1%硬脂酸锌，2 %氧化镁，19%白炭黑，3%DCP， 加入温度在75℃混合机内高速搅拌，然后在138℃下密炼2min，紧接着在120℃的炼胶机中塑炼3min之后将料制成1.5mm厚的片后拉从炼胶机中拉出并截成40cm*80cm的片状料，最后称取一定量片状料装入温度在175℃的热压机内发泡15min后通水冷却模具至室温，得成型的鞋底。
将以上4 个实施例做出鞋底样品，对其物理性能进行测试，检测项目包括鞋底的撕裂性能、抗拉性能、耐黄变性能、耐磨性能和比重，检测结果如图 1 所示，图1还给出了普通发泡材料鞋底标准和普通发泡材料鞋底的检测结果作为对比。从图1可以看出，本发明实施例所制备得到的鞋底具有密度低、力学性能优异的优点。
应当理解的是，本发明的应用不限于上述的举例，对本领域普通技术人员来说，可以根据上述说明加以改进或变换，所有这些改进和变换都应属于本发明所附权利要求的保护范围。

Claims (9)

  1. 一种发泡鞋底，其特征在于，其原料组成，按照质量百分比计，包括以下组分：
    主体材料65%-70%，发泡剂5%-8%，润滑剂1%-3%，硫化剂1%-3%，填充料15%-20%，交联剂2%-5%，氧化石墨烯0.1%-10%。
  2. 根据权利要求1所述的发泡鞋底，其特征在于，所述主体材料为乙烯-醋酸乙烯共聚物、聚乙烯或再生大白料中的一种。
  3. 根据权利要求1所述的发泡鞋底，其特征在于，所述发泡剂为AC发泡剂，或者，4，4′ - 氧代双苯磺酰肼，或者，偶氮二甲酰胺与碳酸氢钠的组合物。
  4. 根据权利要求1所述的发泡鞋底，其特征在于，所述润滑剂为硬脂酸或硬脂酸锌。
  5. 根据权利要求1所述的发泡鞋底，其特征在于，所述硫化剂为氧化锌、硫磺、氧化镁、三烯丙基异氰脲酸酯、环氧树脂中的一种。
  6. 根据权利要求1所述的发泡鞋底，其特征在于，所述填充料为钙粉或白炭黑。
  7. 根据权利要求1所述的发泡鞋底，其特征在于，所述交联剂为DCP交联剂。
  8. 一种如权利要求1~7任一所述的发泡鞋底的制备方法，其特征在于，包括以下步骤：
    先将主体材料和氧化石墨烯进行预混，注塑，造粒；之后再与发泡剂、润滑剂、硫化剂、填充料、交联剂一起，加入混合机内高速搅拌，温度控制在66-76℃；
    在128-138℃下密炼2-3min；
    在120-130℃的炼胶机中塑炼2-3min；
    将料制成1-1.5mm厚的片，从炼胶机中拉出并截成片状料；
    将片状料装入温度在165-175℃的热压机内发泡10-20min，之后通水冷却模具至室温，得成型的鞋底。
  9. 一种鞋子，其特征在于，所述鞋子采用如权利要求1~7任一所述的发泡鞋底作为鞋底。
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