CN113214560A - RP rubber plastic injection foaming outsole and manufacturing process thereof - Google Patents
RP rubber plastic injection foaming outsole and manufacturing process thereof Download PDFInfo
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- CN113214560A CN113214560A CN202110253742.5A CN202110253742A CN113214560A CN 113214560 A CN113214560 A CN 113214560A CN 202110253742 A CN202110253742 A CN 202110253742A CN 113214560 A CN113214560 A CN 113214560A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- 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
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- 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
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- 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
- 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
- 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
- C08J2323/16—Ethene-propene or ethene-propene-diene copolymers
-
- 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
- C08J2323/26—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers modified by chemical after-treatment
- C08J2323/28—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers modified by chemical after-treatment by reaction with halogens or halogen-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/08—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
- 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
- C08J2423/26—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers modified by chemical after-treatment
- C08J2423/28—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers modified by chemical after-treatment by reaction with halogens or halogen-containing compounds
Abstract
The invention discloses an RP rubber plastic ejection foaming outsole and a manufacturing process thereof, which comprises 40-80 parts of plastic rubber, 5-10 parts of foaming agent, 5-10 parts of plasticizer, 1-3 parts of cross-linking agent, 2-5 parts of active agent, 5-10 parts of elastic agent and 5-10 parts of pigment, and comprises the following specific steps: preparing materials: carrying out batching treatment on a certain mass of plastic rubber, a foaming agent, a plasticizer, a cross-linking agent, an active agent, an elastic agent and a pigment; step two: mixing treatment, namely putting the prepared materials into an internal mixer for mixing; step three: standing the manufactured granules at room temperature for more than 4 hours; the drying temperature is 45-55 ℃; step four: foaming is carried out to obtain the RP rubber plastic ejection foaming material, the structure is simple, the design is novel, the obtained material is soft and comfortable, the buffering and resilience performance is excellent, and the wear resistance is excellent.
Description
Technical Field
The invention relates to the technical field of RP rubber plastic injection foaming, in particular to an RP rubber plastic injection foaming outsole and a manufacturing process thereof.
Background
The production process of the rubber outsole in the current market is complex, the process flow comprises the process flows of banburying, open mixing, sheet discharging, sheet cutting, high-temperature vulcanization, constant-temperature shaping, cutting and the like, the manufacturing process is long, and the manufacturing cost is high.
The rubber foaming sole injected in the market has low rubber content, if a large amount of rubber is added, the flowability of the raw material is poor, and a large amount of built-in materials are arranged, so that the object is hardened and heavy. Therefore, we improve the above and propose an RP rubber plastic injection foaming outsole and a manufacturing process thereof.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to an RP rubber plastic ejection foaming outsole, which comprises: 40-80 parts of plastic rubber, 5-10 parts of foaming agent, 5-10 parts of plasticizer, 1-3 parts of cross-linking agent, 2-5 parts of active agent, 5-10 parts of elastic agent and 5-10 parts of pigment.
As a preferred technical scheme of the invention, the plastic rubber is obtained by blending one or more of ethylene propylene diene monomer, chlorinated polyethylene, ethylene vinyl acetate resin and ethylene-octene copolymer (POE), and if the plastic rubber is prepared by mixing a plurality of materials, the content of the ethylene propylene diene monomer is 5-10 parts, the content of the chlorinated polyethylene is 5-10 parts, the content of the ethylene vinyl acetate is 50-65 parts, and the content of the ethylene-octene copolymer (POE) is 10-20 parts.
As a preferable technical scheme of the invention, the content of the ethylene propylene diene monomer is 5-10 parts and the content of the polyolefin block copolymer is 40-75 parts.
According to a preferable technical scheme of the invention, the plasticizer is one or a mixture of more of di-sec-octyl phthalate, dicyclohexyl phthalate, di-n-octyl phthalate and dimethyl phthalate, and the content of the di-sec-octyl phthalate is 2.5-13.5 parts, the content of the dicyclohexyl phthalate is 15-30 parts, the content of the di-n-octyl phthalate is 12.6-15.8 parts and the content of the dimethyl phthalate is 8.5-30.5 parts.
As a preferred technical scheme of the invention, the cross-linking agent is one or more of peroxides, and the active agent is one or more of stearic acid and zinc stearate.
A manufacturing process of an RP rubber plastic injection foaming outsole comprises the following steps:
the method comprises the following steps: preparing materials: carrying out batching treatment on a certain mass of plastic rubber, a foaming agent, a plasticizer, a cross-linking agent, an active agent, an elastic agent and a pigment;
step two: mixing treatment: putting the prepared materials into an internal mixer for mixing, heating to 120-135 ℃, then adding a foaming agent, mixing for 5-8 minutes, then sequentially adding a plasticizer, a cross-linking agent, an active agent, an elastic agent and a pigment for mixing, mixing and internally mixing to 130 ℃, keeping for 5 minutes, and stirring when the mixing temperature rises to 5 ℃;
step three: the manufactured granules are required to be kept stand for more than 4 hours at room temperature, and the drying temperature is 45-55 ℃;
step four: then foaming is carried out to obtain the RP rubber plastic injection foaming material.
As a preferred technical scheme of the invention, the mixing temperature in the second step is 120-135 ℃, and the time is 5-8 minutes.
The invention has the beneficial effects that: the manufacturing cost is low, the used materials are few, and the manufactured materials have good softness and high elasticity, are soft and comfortable, and have excellent buffering and resilience performance and excellent wear resistance.
Detailed Description
The following description is presented in conjunction with the preferred embodiments of the present invention, and it is to be understood that the preferred embodiments described herein are presented only for the purpose of illustrating and explaining the present invention, and are not intended to limit the present invention.
Example (b): the invention relates to an RP rubber plastic injection foaming outsole which comprises 80 parts of plastic rubber, 5 parts of foaming agent, 5 parts of plasticizer, 1 part of cross-linking agent, 3 parts of active agent, 10 parts of elastic agent and 5 parts of pigment.
The plastic rubber is obtained by blending one or more of ethylene propylene diene monomer, chlorinated polyethylene, polyethylene resin and ethylene-octene copolymer (POE) alone, and if the plastic rubber is prepared by mixing multiple materials, the content of the ethylene propylene diene monomer is 5-10 parts, the content of the chlorinated polyethylene is 5-10 parts, the content of ethylene vinyl acetate is 50-65 parts, and the content of the ethylene-octene copolymer (POE) is 10-20 parts.
Wherein the foaming agent is formed by mixing ethylene propylene diene monomer and polyolefin block copolymer, the content of the ethylene propylene diene monomer is 5-10 parts and the content of the polyolefin block copolymer is 40-75 parts
The plasticizer is one or a mixture of more of di-sec-octyl phthalate, dicyclohexyl phthalate, di-n-octyl phthalate and dimethyl phthalate, and the content of the di-sec-octyl phthalate is 2.5-13.5 parts, the content of the dicyclohexyl phthalate is 15-30 parts, the content of the di-n-octyl phthalate is 12.6-15.8 parts and the content of the dimethyl phthalate is 8.5-30.5 parts.
Wherein, the cross-linking agent is one or more of peroxides, and the active agent is one or more of stearic acid and zinc stearate.
A manufacturing process of an RP rubber plastic injection foaming outsole comprises the following steps:
the method comprises the following steps: preparing materials: carrying out batching treatment on a certain mass of plastic rubber, a foaming agent, a plasticizer, a cross-linking agent, an active agent, an elastic agent and a pigment;
step two: mixing treatment: putting the prepared materials into an internal mixer for mixing, heating to 120-135 ℃, then adding a foaming agent, mixing for 5-8 minutes, then sequentially adding a plasticizer, a cross-linking agent, an active agent, an elastic agent and a pigment for mixing, mixing and internally mixing to 130 ℃, keeping for 5 minutes, and stirring when the mixing temperature rises to 5 ℃;
step three: the manufactured granules are required to be kept stand for more than 4 hours at room temperature, and the drying temperature is 45-55 ℃;
step four: then foaming is carried out to obtain the RP rubber plastic injection foaming material.
Wherein, the mixing temperature in the second step is 120-135 ℃, and the time is 5-8 minutes.
The working principle is as follows: comprises 40-80 parts of plastic rubber, 5-10 parts of foaming agent, 5-10 parts of plasticizer, 1-3 parts of cross-linking agent, 2-5 parts of active agent, 5-10 parts of elastic agent and 5-10 parts of pigment. The plastic rubber is obtained by blending one or more of ethylene propylene diene monomer, chlorinated polyethylene, ethylene vinyl acetate and ethylene-octene copolymer (POE) alone, and if the plastic rubber is prepared by mixing multiple materials, the content of the ethylene propylene diene monomer is 5-10 parts, the content of the chlorinated polyethylene is 5-10 parts, the content of the ethylene vinyl acetate is 50-65 parts, and the content of the ethylene-octene copolymer (POE) is 10-20 parts. Wherein, the content of the ethylene propylene diene monomer is 5 to 10 parts and the content of the polyolefin block copolymer is 40 to 75 parts. The plasticizer is one or a mixture of more of di-sec-octyl phthalate, dicyclohexyl phthalate, di-n-octyl phthalate and dimethyl phthalate, and the content of the di-sec-octyl phthalate is 2.5-13.5 parts, the content of the dicyclohexyl phthalate is 15-30 parts, the content of the di-n-octyl phthalate is 12.6-15.8 parts and the content of the dimethyl phthalate is 8.5-30.5 parts. Wherein, the cross-linking agent is one or more of peroxides, and the active agent is one or more of stearic acid and zinc stearate.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The RP rubber plastic injection foaming outsole is characterized in that the RP rubber plastic injection foaming outsole comprises the following raw materials in percentage by weight: 40-80 parts of plastic rubber, 5-10 parts of foaming agent, 5-10 parts of plasticizer, 1-3 parts of cross-linking agent, 2-5 parts of active agent, 5-10 parts of elastic agent and 5-10 parts of pigment.
2. The RP rubber-plastic injection-molded foamed outsole according to claim 1, wherein the plastic rubber is one or more of ethylene-propylene-diene rubber, chlorinated polyethylene, ethylene vinyl acetate resin and ethylene-octene copolymer (POE), and if a plurality of materials are mixed, the content of the ethylene-propylene-diene rubber is 5-10 parts, the content of the chlorinated polyethylene is 5-10 parts, the content of the ethylene vinyl acetate is 50-65 parts, and the content of the ethylene-octene copolymer (POE) is 10-20 parts.
3. The RP rubber-plastic injection-foamed outsole according to claim 1, wherein the foaming agent is formed by mixing ethylene-propylene-diene monomer and polyolefin block copolymer, and the content of the ethylene-propylene-diene monomer is 5-10 parts and the content of the polyolefin block copolymer is 40-75 parts.
4. The RP rubber-plastic injection-foamed outsole according to claim 1, wherein the plasticizer is one or a mixture of two or more of di-sec-octyl phthalate, dicyclohexyl phthalate, di-n-octyl phthalate and dimethyl phthalate, and the content of the di-sec-octyl phthalate is 2.5-13.5 parts, the content of the dicyclohexyl phthalate is 15-30 parts, the content of the di-n-octyl phthalate is 12.6-15.8 parts and the content of the dimethyl phthalate is 8.5-30.5 parts.
5. The RP rubber-plastic injection-foamed outsole according to claim 1, wherein the cross-linking agent is one or more of peroxides, and the active agent is one or more of stearic acid and zinc stearate.
6. A manufacturing process of an RP rubber plastic injection foaming outsole is characterized by comprising the following steps:
the method comprises the following steps: preparing materials: carrying out batching treatment on a certain mass of plastic rubber, a foaming agent, a plasticizer, a cross-linking agent, an active agent, an elastic agent and a pigment;
step two: mixing treatment: putting the prepared materials into an internal mixer for mixing, heating to 120-135 ℃, then adding a foaming agent, mixing for 5-8 minutes, then sequentially adding a plasticizer, a cross-linking agent, an active agent, an elastic agent and a pigment for mixing, mixing and internally mixing to 130 ℃, keeping for 5 minutes, and stirring when the mixing temperature rises to 5 ℃;
step three: the manufactured granules are required to be kept stand for more than 4 hours at room temperature, and the drying temperature is 45-55 ℃;
step four: then foaming is carried out to obtain the RP rubber plastic injection foaming material.
7. The process for preparing an RP rubber-plastic injection-foamed outsole as claimed in claim 6, wherein the mixing temperature of the foaming agent in the second step is 120-135 ℃ and the mixing time is 5-8 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110253742.5A CN113214560A (en) | 2021-03-09 | 2021-03-09 | RP rubber plastic injection foaming outsole and manufacturing process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110253742.5A CN113214560A (en) | 2021-03-09 | 2021-03-09 | RP rubber plastic injection foaming outsole and manufacturing process thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103012981A (en) * | 2012-12-13 | 2013-04-03 | 福建永悦科技有限公司 | Material for rubber forming shoes and preparation method of material |
| CN103205054A (en) * | 2013-04-28 | 2013-07-17 | 泰亚鞋业股份有限公司 | Soles of ejection foamed rubber-plastic sports shoes and manufacturing method of soles |
| CN106883503A (en) * | 2017-03-21 | 2017-06-23 | 安踏（中国）有限公司 | A kind of rubber and plastic composite foam material and its preparation method and application |
| CN106905599A (en) * | 2017-04-21 | 2017-06-30 | 安踏（中国）有限公司 | A kind of lightweight high-elastic EVA composite foam material and its preparation method and application |
| CN107936321A (en) * | 2017-11-03 | 2018-04-20 | 中国科学院宁波材料技术与工程研究所 | A kind of shooting foaming elastomeric material and preparation method thereof |
| CN109796668A (en) * | 2019-01-31 | 2019-05-24 | 泉州师范学院 | A kind of EVA composition, foam and preparation method thereof |
-
2021
- 2021-03-09 CN CN202110253742.5A patent/CN113214560A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103012981A (en) * | 2012-12-13 | 2013-04-03 | 福建永悦科技有限公司 | Material for rubber forming shoes and preparation method of material |
| CN103205054A (en) * | 2013-04-28 | 2013-07-17 | 泰亚鞋业股份有限公司 | Soles of ejection foamed rubber-plastic sports shoes and manufacturing method of soles |
| CN106883503A (en) * | 2017-03-21 | 2017-06-23 | 安踏（中国）有限公司 | A kind of rubber and plastic composite foam material and its preparation method and application |
| CN106905599A (en) * | 2017-04-21 | 2017-06-30 | 安踏（中国）有限公司 | A kind of lightweight high-elastic EVA composite foam material and its preparation method and application |
| CN107936321A (en) * | 2017-11-03 | 2018-04-20 | 中国科学院宁波材料技术与工程研究所 | A kind of shooting foaming elastomeric material and preparation method thereof |
| CN109796668A (en) * | 2019-01-31 | 2019-05-24 | 泉州师范学院 | A kind of EVA composition, foam and preparation method thereof |
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Application publication date: 20210806 |