CN104479180A - Double-density fast-curing rubber compound and production method thereof - Google Patents
Double-density fast-curing rubber compound and production method thereof Download PDFInfo
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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
- 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
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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
- 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
- C08J9/105—Hydrazines; Hydrazides; Semicarbazides; Semicarbazones; Hydrazones; Derivatives thereof containing sulfur
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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
- 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
- C08J9/107—Nitroso compounds
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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
- C08L11/00—Compositions of homopolymers or copolymers of chloroprene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2311/00—Characterised by the use of homopolymers or copolymers of chloroprene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- General Chemical & Material Sciences (AREA)
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Abstract
The invention relates to a double-density fast-curing rubber compound which is composed of the following compact compounds and foaming compounds in parts by weight. The invention also relates to a production method of the double-density fast-curing rubber compound, which comprises a compact compound production process and a foaming compound production process. When being used for leather shoe production, the compound produced according to the double-density bicolor die-pressing leather shoe quick-curing compound formula and production method implements fast-curing production, and ensures various physical properties, oil resistance and flame retardancy of the leather shoes.
Description
Technical field
The invention belongs to technical field of rubber material, particularly relate to a kind of dual density fast curing rubber size and production method.
Background technology
Now with the sizing material that leather shoes mold pressing uses, produce mainly for the production of monochromatic single density Leather shoes with rubber sole; Produce dual density and the production of double-colored mold pressing leather shoes for injection technique, mainly there is following problem: (1), due to formula restriction, can not take into account fast cure rates and good properties of rubber; (2) leather shoes that cannot realize at the bottom of dual density glue are produced, and can only produce by manufacture order density Leather shoes with rubber sole.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of dual density fast curing rubber size and production method.
The technical scheme that the present invention solves the problems of the technologies described above employing is:
A kind of dual density fast curing rubber size, it is made up of the fine and close sizing material of following weight and rubber foam.Be 100 parts with rubber, other materials and its weight ratio:
(1) fine and close sizing material: natural rubber: 30 ~ 40 parts, cis-1,4-polybutadiene rubber: 30 ~ 40 parts, chloroprene rubber: 40 ~ 60 parts; Vulcanizing agent: 0.6 ~ 0.8 part, zinc oxide: 5 ~ 8 parts, stearic acid: 3 parts, magnesium oxide: 3 ~ 5 parts, moderate accelerator: 1 ~ 2 part, ultra fast accelerator: 0.5 ~ 1.5 part; Carbon black: 40 ~ 60 parts; Tenderizer: 15 ~ 25 parts; Anti-aging agent: 3 ~ 5 parts; Fire retardant: 15 ~ 25 parts; Described vulcanizing agent is sulphur; Described moderate accelerator is wherein a kind of or its combination in N cyclohexyl 2 benzothiazole sulfenamide or dibenzothiazyl disulfide; Described ultra fast accelerator is wherein a kind of or its combination in tetramethyl-thiuram disulfide or ethylene thiocarbamide; Described tenderizer is wherein a kind of or its combination in alkane or lubricating oil; Described anti-aging agent is wherein a kind of or its combination in 2 mercapto benzimidazole or N-sec.-propyl-N '-diphenyl-para-phenylene diamine; Described fire retardant is wherein a kind of or its combination in weisspiessglanz or bromide fire retardant or phosphorus flame retardant;
(2) rubber foam: rubber foam: natural rubber: 30 ~ 50 parts, chloroprene rubber: 40 ~ 60 parts; Vulcanizing agent: 1 ~ 2 part, zinc oxide: 3 ~ 5 parts, stearic acid: 2 parts, magnesium oxide: 2 ~ 4 parts, moderate accelerator: 2 ~ 4 parts, ultra fast accelerator: 2 ~ 3 parts; Carbon black: 20 ~ 35 parts; Tenderizer: 15 ~ 25 parts; Anti-aging agent: 2 ~ 4 parts; Fire retardant: 10 ~ 20 parts; Whipping agent: 0.5 ~ 2 part; Described vulcanizing agent is sulphur; Described moderate accelerator is wherein a kind of or its combination in N cyclohexyl 2 benzothiazole sulfenamide or dibenzothiazyl disulfide; Described ultra fast accelerator is wherein a kind of or its combination in tetramethyl-thiuram disulfide or zinc diethyldithiocarbamate; Described tenderizer is wherein a kind of or its combination in alkane or lubricating oil; Described anti-aging agent is wherein a kind of or its combination in 2 mercapto benzimidazole or N-sec.-propyl-N '-diphenyl-para-phenylene diamine; Described fire retardant is wherein a kind of or its combination in weisspiessglanz or bromide fire retardant or phosphorus flame retardant; Described whipping agent is wherein a kind of its combination of living in nitroso compound or sulfonyl hydrazines compound.
A production method for dual density fast curing rubber size, the method comprises the production method of fine and close sizing material and the production method of rubber foam, as follows respectively:
The production method of A, fine and close sizing material is as follows:
(1) natural rubber is plasticated;
(2) natural rubber after plasticating and cis-1,4-polybutadiene rubber and chloroprene rubber blended;
(3) three kinds of sizing materials add zinc oxide, stearic acid, magnesium oxide, moderate accelerator, fire retardant, carbon black, tenderizer, anti-aging agent carry out one section mixing;
(4) one sections of rubber unvulcanizates add vulcanizing agent, ultra fast accelerator carries out two-stage mixing and namely obtains fine and close sizing material;
The production method of B, rubber foam is as follows:
(1) natural rubber is plasticated;
(2) natural rubber after plasticating and chloroprene rubber blended;
(3) two kinds of sizing materials add zinc oxide, stearic acid, magnesium oxide, moderate accelerator, fire retardant, carbon black, tenderizer, anti-aging agent, whipping agent carry out one section mixing;
(4) one sections of rubber unvulcanizates add vulcanizing agent, ultra fast accelerator carries out two-stage mixing and namely obtains rubber foam.
Advantage of the present invention and beneficial effect:
The sizing material using dual density double-colored mold pressing shoe leather fast curing sizing compound formula and production method thereof to produce is used for leather shoes and produces, and achieves high-speed vulcanization and produces, and ensure that the physical properties of leather shoes and oil resistant, fire-retardant functional.
Embodiment
Embodiment 1
Take the material of following weight (kg)
(1) fine and close sizing material: natural rubber: 30, cis-1,4-polybutadiene rubber: 30, chloroprene rubber: 40; Vulcanizing agent: 0.6, zinc oxide: 5, stearic acid: 3, magnesium oxide: 3, moderate accelerator: 1, ultra fast accelerator: 0.5; Carbon black: 40; Tenderizer: 15; Anti-aging agent: 3; Fire retardant: 15; Described vulcanizing agent is sulphur; Described moderate accelerator is wherein a kind of or its combination in N cyclohexyl 2 benzothiazole sulfenamide or dibenzothiazyl disulfide; Described ultra fast accelerator is wherein a kind of or its combination in tetramethyl-thiuram disulfide or ethylene thiocarbamide; Described tenderizer is wherein a kind of or its combination in alkane or lubricating oil; Described anti-aging agent is wherein a kind of or its combination in 2 mercapto benzimidazole or N-sec.-propyl-N '-diphenyl-para-phenylene diamine; Described fire retardant is wherein a kind of or its combination in weisspiessglanz or bromide fire retardant or phosphorus flame retardant;
(2) rubber foam: rubber foam: natural rubber: 30, chloroprene rubber: 40; Vulcanizing agent: 1, zinc oxide: 3, stearic acid: 2, magnesium oxide: 2, moderate accelerator: 2, ultra fast accelerator: 2; Carbon black: 20; Tenderizer: 15; Anti-aging agent: 2; Fire retardant: 10; Whipping agent: 0.5; Described vulcanizing agent is sulphur; Described moderate accelerator is wherein a kind of or its combination in N cyclohexyl 2 benzothiazole sulfenamide or dibenzothiazyl disulfide; Described ultra fast accelerator is wherein a kind of or its combination in tetramethyl-thiuram disulfide or zinc diethyldithiocarbamate; Described tenderizer is wherein a kind of or its combination in alkane or lubricating oil; Described anti-aging agent is wherein a kind of or its combination in 2 mercapto benzimidazole or N-sec.-propyl-N '-diphenyl-para-phenylene diamine; Described fire retardant is wherein a kind of or its combination in weisspiessglanz or bromide fire retardant or phosphorus flame retardant; Described whipping agent is wherein a kind of its combination of living in nitroso compound or sulfonyl hydrazines compound.
Be suitable for the production method of the double-density shoe leather fast curing rubber size of injection technique, it is characterized in that the method comprises the production method of fine and close sizing material and the production method of rubber foam, as follows respectively:
The production method of A, fine and close sizing material is as follows:
(1) natural rubber is plasticated;
(2) natural rubber after plasticating and cis-1,4-polybutadiene rubber and chloroprene rubber blended;
(3) three kinds of sizing materials add zinc oxide, stearic acid, magnesium oxide, moderate accelerator, fire retardant, carbon black, tenderizer, anti-aging agent carry out one section mixing;
(4) one sections of rubber unvulcanizates add vulcanizing agent, ultra fast accelerator carries out two-stage mixing and namely obtains fine and close sizing material;
The production method of B, rubber foam is as follows:
(1) natural rubber is plasticated;
(2) natural rubber after plasticating and chloroprene rubber blended;
(3) two kinds of sizing materials add zinc oxide, stearic acid, magnesium oxide, moderate accelerator, fire retardant, carbon black, tenderizer, anti-aging agent, whipping agent carry out one section mixing;
(4) one sections of rubber unvulcanizates add vulcanizing agent, ultra fast accelerator carries out two-stage mixing and namely obtains rubber foam.
Embodiment 2
Take the material of following weight (kg)
(1) fine and close sizing material: natural rubber: 40, cis-1,4-polybutadiene rubber: 40, chloroprene rubber: 60; Vulcanizing agent: 0.8, zinc oxide: 8, stearic acid: 3, magnesium oxide: 5, moderate accelerator: 2, ultra fast accelerator: 1.5; Carbon black: 60; Tenderizer: 25; Anti-aging agent: 5; Fire retardant: 25; Described vulcanizing agent is sulphur; Described moderate accelerator is wherein a kind of or its combination in N cyclohexyl 2 benzothiazole sulfenamide or dibenzothiazyl disulfide; Described ultra fast accelerator is wherein a kind of or its combination in tetramethyl-thiuram disulfide or ethylene thiocarbamide; Described tenderizer is wherein a kind of or its combination in alkane or lubricating oil; Described anti-aging agent is wherein a kind of or its combination in 2 mercapto benzimidazole or N-sec.-propyl-N '-diphenyl-para-phenylene diamine; Described fire retardant is wherein a kind of or its combination in weisspiessglanz or bromide fire retardant or phosphorus flame retardant;
(2) rubber foam: rubber foam: natural rubber: 50, chloroprene rubber: 60; Vulcanizing agent: 2, zinc oxide: 5, stearic acid: 2, magnesium oxide: 4, moderate accelerator: 4, ultra fast accelerator: 3; Carbon black: 35; Tenderizer: 25; Anti-aging agent: 4; Fire retardant: 20; Whipping agent: 2; Described vulcanizing agent is sulphur; Described moderate accelerator is wherein a kind of or its combination in N cyclohexyl 2 benzothiazole sulfenamide or dibenzothiazyl disulfide; Described ultra fast accelerator is wherein a kind of or its combination in tetramethyl-thiuram disulfide or zinc diethyldithiocarbamate; Described tenderizer is wherein a kind of or its combination in alkane or lubricating oil; Described anti-aging agent is wherein a kind of or its combination in 2 mercapto benzimidazole or N-sec.-propyl-N '-diphenyl-para-phenylene diamine; Described fire retardant is wherein a kind of or its combination in weisspiessglanz or bromide fire retardant or phosphorus flame retardant; Described whipping agent is wherein a kind of its combination of living in nitroso compound or sulfonyl hydrazines compound.
Be suitable for the production method of the double-density shoe leather fast curing rubber size of injection technique, it is characterized in that the method comprises the production method of fine and close sizing material identical with embodiment 1 with the production method of rubber foam
Embodiment 3
Take the material of following weight (kg)
(1) fine and close sizing material: natural rubber: 35, cis-1,4-polybutadiene rubber: 35, chloroprene rubber: 50; Vulcanizing agent: 0.7, zinc oxide: 6.5, stearic acid: 3, magnesium oxide: 4, moderate accelerator: 1.5, ultra fast accelerator: 1; Carbon black 50; Tenderizer: 20; Anti-aging agent: 4; Fire retardant: 20; Described vulcanizing agent is sulphur; Described moderate accelerator is wherein a kind of or its combination in N cyclohexyl 2 benzothiazole sulfenamide or dibenzothiazyl disulfide; Described ultra fast accelerator is wherein a kind of or its combination in tetramethyl-thiuram disulfide or ethylene thiocarbamide; Described tenderizer is wherein a kind of or its combination in alkane or lubricating oil; Described anti-aging agent is wherein a kind of or its combination in 2 mercapto benzimidazole or N-sec.-propyl-N '-diphenyl-para-phenylene diamine; Described fire retardant is wherein a kind of or its combination in weisspiessglanz or bromide fire retardant or phosphorus flame retardant;
(2) rubber foam: rubber foam: natural rubber: 40, chloroprene rubber: 50; Vulcanizing agent: 1.5, zinc oxide: 4, stearic acid: 2, magnesium oxide: 3, moderate accelerator: 3, ultra fast accelerator: 2.5; Carbon black: 28; Tenderizer: 20; Anti-aging agent: 3; Fire retardant: 15; Whipping agent: 1.5; Described vulcanizing agent is sulphur; Described moderate accelerator is wherein a kind of or its combination in N cyclohexyl 2 benzothiazole sulfenamide or dibenzothiazyl disulfide; Described ultra fast accelerator is wherein a kind of or its combination in tetramethyl-thiuram disulfide or zinc diethyldithiocarbamate; Described tenderizer is wherein a kind of or its combination in alkane or lubricating oil; Described anti-aging agent is wherein a kind of or its combination in 2 mercapto benzimidazole or N-sec.-propyl-N '-diphenyl-para-phenylene diamine; Described fire retardant is wherein a kind of or its combination in weisspiessglanz or bromide fire retardant or phosphorus flame retardant; Described whipping agent is wherein a kind of its combination of living in nitroso compound or sulfonyl hydrazines compound.
Be suitable for the production method of the double-density shoe leather fast curing rubber size of injection technique, it is characterized in that the method comprises the production method of fine and close sizing material identical with embodiment 1 with the production method of rubber foam.
Claims (2)
1. a dual density fast curing rubber size, is characterized in that: it is made up of the fine and close sizing material of following weight and rubber foam.Be 100 parts with rubber, other materials and its weight ratio:
(1) fine and close sizing material: natural rubber: 30 ~ 40 parts, cis-1,4-polybutadiene rubber: 30 ~ 40 parts, chloroprene rubber: 40 ~ 60 parts; Vulcanizing agent: 0.6 ~ 0.8 part, zinc oxide: 5 ~ 8 parts, stearic acid: 3 parts, magnesium oxide: 3 ~ 5 parts, moderate accelerator: 1 ~ 2 part, ultra fast accelerator: 0.5 ~ 1.5 part; Carbon black: 40 ~ 60 parts; Tenderizer: 15 ~ 25 parts; Anti-aging agent: 3 ~ 5 parts; Fire retardant: 15 ~ 25 parts; Described vulcanizing agent is sulphur; Described moderate accelerator is wherein a kind of or its combination in N cyclohexyl 2 benzothiazole sulfenamide or dibenzothiazyl disulfide; Described ultra fast accelerator is wherein a kind of or its combination in tetramethyl-thiuram disulfide or ethylene thiocarbamide; Described tenderizer is wherein a kind of or its combination in alkane or lubricating oil; Described anti-aging agent is wherein a kind of or its combination in 2 mercapto benzimidazole or N-sec.-propyl-N '-diphenyl-para-phenylene diamine; Described fire retardant is wherein a kind of or its combination in weisspiessglanz or bromide fire retardant or phosphorus flame retardant;
(2) rubber foam: rubber foam: natural rubber: 30 ~ 50 parts, chloroprene rubber: 40 ~ 60 parts; Vulcanizing agent: 1 ~ 2 part, zinc oxide: 3 ~ 5 parts, stearic acid: 2 parts, magnesium oxide: 2 ~ 4 parts, moderate accelerator: 2 ~ 4 parts, ultra fast accelerator: 2 ~ 3 parts; Carbon black: 20 ~ 35 parts; Tenderizer: 15 ~ 25 parts; Anti-aging agent: 2 ~ 4 parts; Fire retardant: 10 ~ 20 parts; Whipping agent: 0.5 ~ 2 part; Described vulcanizing agent is sulphur; Described moderate accelerator is wherein a kind of or its combination in N cyclohexyl 2 benzothiazole sulfenamide or dibenzothiazyl disulfide; Described ultra fast accelerator is wherein a kind of or its combination in tetramethyl-thiuram disulfide or zinc diethyldithiocarbamate; Described tenderizer is wherein a kind of or its combination in alkane or lubricating oil; Described anti-aging agent is wherein a kind of or its combination in 2 mercapto benzimidazole or N-sec.-propyl-N '-diphenyl-para-phenylene diamine; Described fire retardant is wherein a kind of or its combination in weisspiessglanz or bromide fire retardant or phosphorus flame retardant; Described whipping agent is wherein a kind of its combination of living in nitroso compound or sulfonyl hydrazines compound.
2. a production method for dual density fast curing rubber size, is characterized in that, the method comprises the production method of fine and close sizing material and the production method of rubber foam, as follows respectively:
The production method of A, fine and close sizing material is as follows:
(1) natural rubber is plasticated;
(2) natural rubber after plasticating and cis-1,4-polybutadiene rubber and chloroprene rubber blended;
(3) three kinds of sizing materials add zinc oxide, stearic acid, magnesium oxide, moderate accelerator, fire retardant, carbon black, tenderizer, anti-aging agent carry out one section mixing;
(4) one sections of rubber unvulcanizates add vulcanizing agent, ultra fast accelerator carries out two-stage mixing and namely obtains fine and close sizing material;
The production method of B, rubber foam is as follows:
(1) natural rubber is plasticated;
(2) natural rubber after plasticating and chloroprene rubber blended;
(3) two kinds of sizing materials add zinc oxide, stearic acid, magnesium oxide, moderate accelerator, fire retardant, carbon black, tenderizer, anti-aging agent, whipping agent carry out one section mixing;
(4) one sections of rubber unvulcanizates add vulcanizing agent, ultra fast accelerator carries out two-stage mixing and namely obtains rubber foam.
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| CN201410781820.9A CN104479180A (en) | 2014-12-16 | 2014-12-16 | Double-density fast-curing rubber compound and production method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105218907A (en) * | 2015-11-14 | 2016-01-06 | 际华三五一五皮革皮鞋有限公司 | Rubber cemented shoe |
| CN107141523A (en) * | 2017-05-25 | 2017-09-08 | 际华三五七橡胶制品有限公司 | A kind of big bottom elastomeric compound of dual density for military rubber overshoes |
| CN107905041A (en) * | 2017-11-25 | 2018-04-13 | 蚌埠申徽彩色印刷包装有限公司 | A kind of water proof type corrugated board |
| CN108178852A (en) * | 2016-12-08 | 2018-06-19 | 中国石油化工股份有限公司 | Rubber composition and vulcanization rubber and its preparation method and application |
| CN117534879A (en) * | 2023-11-30 | 2024-02-09 | 安徽隆润高分子材料有限公司 | Method for softening and reutilizing waste engine oil in rubber |
-
2014
- 2014-12-16 CN CN201410781820.9A patent/CN104479180A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105218907A (en) * | 2015-11-14 | 2016-01-06 | 际华三五一五皮革皮鞋有限公司 | Rubber cemented shoe |
| CN108178852A (en) * | 2016-12-08 | 2018-06-19 | 中国石油化工股份有限公司 | Rubber composition and vulcanization rubber and its preparation method and application |
| CN107141523A (en) * | 2017-05-25 | 2017-09-08 | 际华三五七橡胶制品有限公司 | A kind of big bottom elastomeric compound of dual density for military rubber overshoes |
| CN107905041A (en) * | 2017-11-25 | 2018-04-13 | 蚌埠申徽彩色印刷包装有限公司 | A kind of water proof type corrugated board |
| CN117534879A (en) * | 2023-11-30 | 2024-02-09 | 安徽隆润高分子材料有限公司 | Method for softening and reutilizing waste engine oil in rubber |
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