WO2017114279A1 - Formula for new type of synthetic rubber, and method for preparing same - Google Patents

Formula for new type of synthetic rubber, and method for preparing same Download PDF

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WO2017114279A1
WO2017114279A1 PCT/CN2016/111477 CN2016111477W WO2017114279A1 WO 2017114279 A1 WO2017114279 A1 WO 2017114279A1 CN 2016111477 W CN2016111477 W CN 2016111477W WO 2017114279 A1 WO2017114279 A1 WO 2017114279A1
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parts
synthetic rubber
nano
poly
silica
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PCT/CN2016/111477
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French (fr)
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张桂华
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张桂华
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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
    • C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
    • C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
    • C08L83/04—Polysiloxanes
    • 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
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation

Definitions

  • the present invention relates to a rubber material and a preparation method thereof, and particularly to a novel synthetic rubber formulation and a preparation method thereof, and belongs to the field of rubber production.
  • Thermally conductive silicone rubber refers to a type of silica gel formed by adding a specific conductive filler to the silicone rubber.
  • Different thermal conductive silicone rubbers need to be filled with different conductive fillers, and their thermal conductivity is quite different.
  • Existing conductive fillers include silicon dioxide, aluminum oxide, silicon carbide, silicon nitride, magnesium oxide, magnesium carbonate, magnesium stearate, aluminum nitride, and the like.
  • the conductive filler commonly used is alumina, and the manufacturer can generally adjust the thermal conductivity, curing speed, viscosity, color, hardness and the like according to requirements.
  • the existing thermal conductive silicone rubber using alumina as a conductive filler has a thermal conductivity of only 1.5 to 2, which is easy to stick to the roller and is not easily released during production.
  • the technical problem to be solved by the present invention is to provide a novel synthetic rubber formula and a preparation method thereof, which are corrosion-resistant, non-aging, high thermal conductivity, non-stick roller and easy to take off. mold.
  • the technical solution adopted by the present invention is a formulation of a novel synthetic rubber which is prepared from the following raw materials by weight: 3.26-4.93 parts of dicumyl peroxide, nanometer calcium carbonate Powder 5.48- 7.29 parts, poly-4-methyl-1-pentene 3.5-5.5 parts, rosin glyceride polyoxyethylene ether 2.3-5.4 parts, toughening agent 2. 1-3.5 parts, polyether modified poly 2 Methyl siloxane 2.6-3.8 parts.
  • the above-mentioned novel synthetic rubber formulation is prepared from the following parts by weight of raw materials: 3.26 parts of dicumyl peroxide, 5.48 parts of nano calcium carbonate powder, poly-4-methyl-1-pentyl 3.5 parts of olefin, 2.3 parts of rosin glyceride polyoxyethylene ether, 2.1 parts of toughening agent, 2.6 parts of polyether modified polydimethylsiloxane, 3.5-5.4 parts of polyamide wax powder, dioctyl sebacate
  • the ester is 2.3-3.5 parts
  • the nano-silica is 1.3-3.2 parts
  • the magnesium stearate is 4.2-5.5 parts.
  • the above-mentioned novel synthetic rubber formulation is prepared from the following parts by weight of raw materials: 3.93 parts of dicumyl peroxide, 6.29 parts of nano calcium carbonate powder, poly-4-methyl-1-pentyl 4.5 parts of olefin, 3.7 parts of rosin glyceride polyoxyethylene ether, 2.8 parts of toughening agent, 2.9 parts of polyether modified polydimethylsiloxane, 3.7 parts of polyamide wax micro powder, 2.8 parts of dioctyl sebacate, 1.9 parts of nano-silica and 4.7 parts of magnesium stearate.
  • a preparation method of a novel synthetic rubber comprising the following steps: 1) weighing dicumyl peroxide, nano calcium carbonate powder and poly-4-methyl-1-pentene according to a ratio, stirring for 15-20 min , stirring speed is 600-700r/min; 2) adding rosin glyceride ethoxylate and toughening agent, dispersing at high speed for 900 minutes at 900 rpm; 3) then adjusting the speed to 600 rpm Add, stir for 16-30min; 4) keep the stirring speed unchanged, add polyether modified polydimethylsiloxane, polyamide wax micropowder and dioctyl sebacate, continue stirring for 40-50min; 5) then add Nano-silica and magnesium stearate are placed in a plasticizer for plasticization and injection molding.
  • the thermally conductive synthetic rubber material of the present invention has the advantages of high thermal conductivity, heat resistance and low compressibility, high thermal conductivity; improved handleability of the roller and improved physical properties of demolding; articles made by the present invention It can be permanently deformed and has very good stability during storage; it can be applied to heat-conducting materials or heat-dissipating materials in automobiles and electrical and electronic equipment that require sufficient heat resistance, thermal conductivity and rubber elasticity.
  • Example 1 The present invention is a novel synthetic rubber formulation prepared from the following parts by weight of raw materials: 3.26 parts of dicumyl peroxide, 5.48 parts of nano calcium carbonate powder, poly-4-methyl 3.5 parts of 1-pentene, 2.3 parts of rosin glyceride polyoxyethylene ether, 2.1 parts of toughening agent, 2.6 parts of polyether modified polydimethylsiloxane, 3.5 parts of polyamide wax micropowder, dioctyl sebacate 2.3 parts of ester, 1.3 parts of nano-silica, and 4.2 parts of magnesium stearate.
  • the toughening agent is a liquid nitrile rubber.
  • the preparation method of a novel synthetic rubber comprises the following steps: 1) Weighing dicumyl peroxide, nano calcium carbonate powder and poly-4-methyl-1-pentene according to the ratio, stirring for 15 min, stirring speed is 600r /min ; 2) Add rosin glyceride ethoxylate and toughener at a speed of 900 rpm Disperse for 25 minutes; 3) Then add the speed to 600 rpm, then add, stir for 16 min; 4) Keep the stirring speed unchanged, add polyether modified polydimethylsiloxane, polyamide wax micropowder and bismuth Dioctyl acid ester, continue to stir for 40 min; 5) Then add nano-silica and magnesium stearate, put into a plasticizer, plasticize, and injection molding.
  • Example 2 The present invention is a novel synthetic rubber formulation prepared from the following parts by weight of raw materials: 3.93 parts of dicumyl peroxide, 6.29 parts of nano calcium carbonate powder, poly-4-A 4.5 parts of 1-pentene, 3.7 parts of rosin glyceride polyoxyethylene ether, 2.8 parts of toughening agent, and 2.9 parts of polyether modified polydimethylsiloxane. 3.7 parts of a polyamide wax fine powder, 2.8 parts of dioctyl sebacate, 1.9 parts of nano silica, and 4.7 parts of magnesium stearate.
  • the toughening agent is a liquid nitrile rubber.
  • the preparation method of a novel synthetic rubber comprises the following steps: 1) Weighing dicumyl peroxide, nano calcium carbonate powder and poly-4-methyl-1-pentene according to the ratio, stirring for 18 minutes, stirring speed is 650r /min ; 2) Add rosin glyceride ethoxylate and toughener, and disperse at high speed for 900 minutes at 900 rpm; 3) Then adjust the speed to 600 rpm, then stir for 19 minutes; 4) Keep the stirring speed unchanged, add polyether modified polydimethylsiloxane, polyamide wax micropowder and dioctyl sebacate, continue to stir for 45 min; 5) then add nano-silica and magnesium stearate, set In the plasticizing machine, plasticizing and injection molding are possible.
  • Example 3 The present invention is a novel synthetic rubber formulation prepared from the following parts by weight of raw materials: 4.93 parts of dicumyl peroxide, 7.29 parts of nano calcium carbonate powder, poly-4-methyl - 5.5 parts of 1-pentene, 5.4 parts of rosin glyceride polyoxyethylene ether, 3.5 parts of toughening agent, 3.8 parts of polyether modified polydimethylsiloxane, 5.4 parts of polyamide wax powder, dioctyl sebacate 3.5 parts of ester, 3.2 parts of nano-silica, and 5.5 parts of magnesium stearate.
  • the toughening agent is a liquid nitrile rubber.
  • the preparation method of a novel synthetic rubber comprises the following steps: 1) Weighing dicumyl peroxide, nano calcium carbonate powder and poly-4-methyl-1-pentene according to the ratio, stirring for 20 min, stirring speed is 700r /min ; 2) Add rosin glyceride ethoxylate and toughener, and disperse at high speed for 900 minutes at 900 rpm; 3) Then adjust the speed to 600 rpm, then stir for 30 minutes; 4) Keep the stirring speed unchanged, add polyether modified polydimethylsiloxane, polyamide wax micropowder and dioctyl sebacate, continue to stir for 50 min; 5) then add nano-silica and magnesium stearate, set In the plasticizing machine, plasticizing and injection molding are possible. Industrial applicability
  • the thermally conductive synthetic rubber material of the invention has the advantages of high thermal conductivity, heat resistance and low compressibility, high thermal conductivity; improved operability of the roller and improved physical properties of demolding; products manufactured by the invention can be realized It is permanently deformed and has very good stability during storage; it can be applied to heat-conducting materials or heat-dissipating materials in automobiles and electrical and electronic equipment that require sufficient heat resistance, thermal conductivity and rubber elasticity.
  • the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should make changes, modifications, additions or substitutions within the scope of the present invention. The scope of protection of the present invention.

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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

Disclosed is a formula for a new type of synthetic rubber, made from the following raw materials, in parts by weight: 3.26-4.93 parts of dicumyl peroxide, 5.48-7.29 parts of nano calcium carbonate powder, 3.5-5.5 parts of poly(4-methyl-1-pentene), 2.3-5.4 parts of rosin glyceride polyoxyethylene ether, 2.1-3.5 parts of toughener, 2.6-3.8 parts of polyether-modified polydimethylsiloxane, 3.5-5.4 parts of polyamide wax micropowder, 2.3-3.5 parts of dioctyl ester sebacate, 1.3-3.2 parts of nano-silica, and 4.2-5.5 parts of magnesium stearate. The thermally conductive synthetic rubber material of the present invention has the advantages of high thermal conductivity, heat resistance, and low compressibility, and has a high heat transfer coefficient; the operation of the roller is improved, and the physical performance of mold release is improved; by means of the product manufactured using the present invention, it is possible to achieve permanent non-deformation, and stability during periods of storage is very good; the invention may be used for automobiles and electrical equipment that must have sufficient heat resistance, thermal conductivity, and rubber elasticity, and thermally conductive materials or heat-dissipating materials in electronic devices.

Description

说明书 发明名称：一种新型合成橡胶的配方及其制备方法 技术领域  Description: A new type of synthetic rubber formula and its preparation method
[0001] 本发明涉及一种橡胶材料及其制备方法， 尤其是涉及一种新型合成橡胶的配方 及其制备方法， 属于橡胶生产领域。  [0001] The present invention relates to a rubber material and a preparation method thereof, and particularly to a novel synthetic rubber formulation and a preparation method thereof, and belongs to the field of rubber production.
背景技术  Background technique
[0002] 导热硅橡胶是指在硅橡胶的基础上添加了特定的导电填充物所形成的一类硅胶 。 不同的导热硅橡胶需要填充不同的导电填充物， 它所具备的导热系数相差很 大。 现有的导电填充物包括二氧化硅、 氧化铝、 碳化硅， 氮化硅、 氧化镁、 碳 酸镁、 硬脂酸镁、 氮化铝等。 目前常使用的导电填充物为氧化铝， 生产厂家一 般可以根据需要制作不同的导热系数、 固化速度、 粘稠度、 颜色、 软硬度等进 行调节。 但现有的采用氧化铝作为导电填充物的导热硅橡胶的导热系数只有 1.5- 2， 在生产吋容易粘辊轮和不易脱模。  [0002] Thermally conductive silicone rubber refers to a type of silica gel formed by adding a specific conductive filler to the silicone rubber. Different thermal conductive silicone rubbers need to be filled with different conductive fillers, and their thermal conductivity is quite different. Existing conductive fillers include silicon dioxide, aluminum oxide, silicon carbide, silicon nitride, magnesium oxide, magnesium carbonate, magnesium stearate, aluminum nitride, and the like. At present, the conductive filler commonly used is alumina, and the manufacturer can generally adjust the thermal conductivity, curing speed, viscosity, color, hardness and the like according to requirements. However, the existing thermal conductive silicone rubber using alumina as a conductive filler has a thermal conductivity of only 1.5 to 2, which is easy to stick to the roller and is not easily released during production.
技术问题  technical problem
[0003] 针对现有技术存在的不足， 本发明所要解决的技术问题是， 提供一种新型合成 橡胶的配方及其制备方法， 耐腐蚀、 不易老化、 导热系数高、 不粘辊轮和易脱 模。  [0003] In view of the deficiencies of the prior art, the technical problem to be solved by the present invention is to provide a novel synthetic rubber formula and a preparation method thereof, which are corrosion-resistant, non-aging, high thermal conductivity, non-stick roller and easy to take off. mold.
问题的解决方案  Problem solution
技术解决方案  Technical solution
[0004] 为解决上述技术问题， 本发明采取的技术方案是， 一种新型合成橡胶的配方， 其由以下重量份数的原料制成： 过氧化二异丙苯 3.26-4.93份， 纳米碳酸钙粉 5.48- 7.29份， 聚 -4-甲基 -1-戊烯 3.5-5.5份， 松香甘油酯聚氧乙烯醚 2.3-5.4份、 增韧剂 2. 1-3.5份， 聚醚改性聚二甲基硅氧烷 2.6-3.8份。  [0004] In order to solve the above technical problem, the technical solution adopted by the present invention is a formulation of a novel synthetic rubber which is prepared from the following raw materials by weight: 3.26-4.93 parts of dicumyl peroxide, nanometer calcium carbonate Powder 5.48- 7.29 parts, poly-4-methyl-1-pentene 3.5-5.5 parts, rosin glyceride polyoxyethylene ether 2.3-5.4 parts, toughening agent 2. 1-3.5 parts, polyether modified poly 2 Methyl siloxane 2.6-3.8 parts.
[0005] 优化的， 上述新型合成橡胶的配方， 其由以下重量份数的原料制成： 过氧化二 异丙苯 3.26份， 纳米碳酸钙粉 5.48份， 聚 -4-甲基 -1-戊烯 3.5份， 松香甘油酯聚氧 乙烯醚 2.3份、 增韧剂 2.1份， 聚醚改性聚二甲基硅氧烷 2.6份， 聚酰胺蜡微粉 3.5-5 .4份、 癸二酸二辛酯 2.3-3.5份、 纳米二氧化硅 1.3-3.2份、 硬脂酸镁 4.2-5.5份。 [0006] 优化的， 上述新型合成橡胶的配方， 其由以下重量份数的原料制成： 过氧化二 异丙苯 3.93份， 纳米碳酸钙粉 6.29份， 聚 -4-甲基 -1-戊烯 4.5份， 松香甘油酯聚氧 乙烯醚 3.7份、 增韧剂 2.8份， 聚醚改性聚二甲基硅氧烷 2.9份， 聚酰胺蜡微粉 3.7 份、 癸二酸二辛酯 2.8份、 纳米二氧化硅 1.9份、 硬脂酸镁 4.7份。 [0005] Optimized, the above-mentioned novel synthetic rubber formulation is prepared from the following parts by weight of raw materials: 3.26 parts of dicumyl peroxide, 5.48 parts of nano calcium carbonate powder, poly-4-methyl-1-pentyl 3.5 parts of olefin, 2.3 parts of rosin glyceride polyoxyethylene ether, 2.1 parts of toughening agent, 2.6 parts of polyether modified polydimethylsiloxane, 3.5-5.4 parts of polyamide wax powder, dioctyl sebacate The ester is 2.3-3.5 parts, the nano-silica is 1.3-3.2 parts, and the magnesium stearate is 4.2-5.5 parts. [0006] Optimized, the above-mentioned novel synthetic rubber formulation is prepared from the following parts by weight of raw materials: 3.93 parts of dicumyl peroxide, 6.29 parts of nano calcium carbonate powder, poly-4-methyl-1-pentyl 4.5 parts of olefin, 3.7 parts of rosin glyceride polyoxyethylene ether, 2.8 parts of toughening agent, 2.9 parts of polyether modified polydimethylsiloxane, 3.7 parts of polyamide wax micro powder, 2.8 parts of dioctyl sebacate, 1.9 parts of nano-silica and 4.7 parts of magnesium stearate.
[0007] 优化的， 上述新型合成橡胶的配方， 其增韧剂为液体丁腈橡胶。 [0007] The formulation of the above novel synthetic rubber is optimized, and the toughening agent is liquid nitrile rubber.
[0008] 一种新型合成橡胶的制备方法， 包括以下步骤： 1) 按配比称取过氧化二异丙 苯、 纳米碳酸钙粉和聚 -4-甲基 -1-戊烯， 搅拌 15-20min， 搅拌速度为 600-700r/min ； 2) 再加入松香甘油酯聚氧乙烯醚和增韧剂， 以 900转 /分钟的速度高速分散 25 分钟； 3) 然后转速调低至 600转 /分钟后加入， 搅拌 16-30min ; 4) 保持搅拌速 度不变， 加入聚醚改性聚二甲基硅氧烷、 聚酰胺蜡微粉和癸二酸二辛酯， 继续 搅拌 40-50min ; 5)然后加入纳米二氧化硅和硬脂酸镁， 置入塑化机中， 进行塑 化， 注塑成型即可。 [0008] A preparation method of a novel synthetic rubber, comprising the following steps: 1) weighing dicumyl peroxide, nano calcium carbonate powder and poly-4-methyl-1-pentene according to a ratio, stirring for 15-20 min , stirring speed is 600-700r/min; 2) adding rosin glyceride ethoxylate and toughening agent, dispersing at high speed for 900 minutes at 900 rpm; 3) then adjusting the speed to 600 rpm Add, stir for 16-30min; 4) keep the stirring speed unchanged, add polyether modified polydimethylsiloxane, polyamide wax micropowder and dioctyl sebacate, continue stirring for 40-50min; 5) then add Nano-silica and magnesium stearate are placed in a plasticizer for plasticization and injection molding.
发明的有益效果  Advantageous effects of the invention
有益效果  Beneficial effect
[0009] 本发明导热合成橡胶材料具有高热导率、 耐热性和低压缩性的优点， 导热系数 高； 改善了辊轮的操作性和改善了脱模的物理性能； 通过本发明制作的制品， 可以实现永久不变形， 并且在贮存期间具有非常好的稳定性； 可应用于需要足 够耐热性、 热导率和橡胶弹性的汽车及电气、 电子设备中的导热材料或散热材 料。  [0009] The thermally conductive synthetic rubber material of the present invention has the advantages of high thermal conductivity, heat resistance and low compressibility, high thermal conductivity; improved handleability of the roller and improved physical properties of demolding; articles made by the present invention It can be permanently deformed and has very good stability during storage; it can be applied to heat-conducting materials or heat-dissipating materials in automobiles and electrical and electronic equipment that require sufficient heat resistance, thermal conductivity and rubber elasticity.
实施该发明的最佳实施例  BEST MODE FOR CARRYING OUT THE INVENTION
本发明的最佳实施方式  BEST MODE FOR CARRYING OUT THE INVENTION
[0010] 实施例 1本发明为一种新型合成橡胶的配方， 其由以下重量份数的原料制成： 过氧化二异丙苯 3.26份， 纳米碳酸钙粉 5.48份， 聚 -4-甲基 -1-戊烯 3.5份， 松香甘 油酯聚氧乙烯醚 2.3份、 增韧剂 2.1份， 聚醚改性聚二甲基硅氧烷 2.6份， 聚酰胺蜡 微粉 3.5份、 癸二酸二辛酯 2.3份、 纳米二氧化硅 1.3份、 硬脂酸镁 4.2份。 增韧剂 为液体丁腈橡胶。 一种新型合成橡胶的制备方法， 包括以下步骤： 1) 按配比称 取过氧化二异丙苯、 纳米碳酸钙粉和聚 -4-甲基 -1-戊烯， 搅拌 15min， 搅拌速度为 600r/min; 2) 再加入松香甘油酯聚氧乙烯醚和增韧剂， 以 900转 /分钟的速度高 速分散 25分钟； 3) 然后转速调低至 600转 /分钟后加入， 搅拌 16min； 4) 保持 搅拌速度不变， 加入聚醚改性聚二甲基硅氧烷、 聚酰胺蜡微粉和癸二酸二辛酯 ， 继续搅拌 40min ; 5)然后加入纳米二氧化硅和硬脂酸镁， 置入塑化机中， 进行 塑化， 注塑成型即可。 [0010] Example 1 The present invention is a novel synthetic rubber formulation prepared from the following parts by weight of raw materials: 3.26 parts of dicumyl peroxide, 5.48 parts of nano calcium carbonate powder, poly-4-methyl 3.5 parts of 1-pentene, 2.3 parts of rosin glyceride polyoxyethylene ether, 2.1 parts of toughening agent, 2.6 parts of polyether modified polydimethylsiloxane, 3.5 parts of polyamide wax micropowder, dioctyl sebacate 2.3 parts of ester, 1.3 parts of nano-silica, and 4.2 parts of magnesium stearate. The toughening agent is a liquid nitrile rubber. The preparation method of a novel synthetic rubber comprises the following steps: 1) Weighing dicumyl peroxide, nano calcium carbonate powder and poly-4-methyl-1-pentene according to the ratio, stirring for 15 min, stirring speed is 600r /min ; 2) Add rosin glyceride ethoxylate and toughener at a speed of 900 rpm Disperse for 25 minutes; 3) Then add the speed to 600 rpm, then add, stir for 16 min; 4) Keep the stirring speed unchanged, add polyether modified polydimethylsiloxane, polyamide wax micropowder and bismuth Dioctyl acid ester, continue to stir for 40 min; 5) Then add nano-silica and magnesium stearate, put into a plasticizer, plasticize, and injection molding.
本发明的实施方式 Embodiments of the invention
[001 1] 实施例 2本发明为一种新型合成橡胶的配方， 其由以下重量份数的原料制成： 过氧化二异丙苯 3.93份， 纳米碳酸钙粉 6.29份， 聚 -4-甲基 - 1-戊烯 4.5份， 松香甘 油酯聚氧乙烯醚 3.7份、 增韧剂 2.8份， 聚醚改性聚二甲基硅氧烷 2.9份。 聚酰胺蜡 微粉 3.7份、 癸二酸二辛酯 2.8份、 纳米二氧化硅 1.9份、 硬脂酸镁 4.7份。 增韧剂 为液体丁腈橡胶。 一种新型合成橡胶的制备方法， 包括以下步骤： 1 ) 按配比称 取过氧化二异丙苯、 纳米碳酸钙粉和聚 -4-甲基 - 1-戊烯， 搅拌 18min， 搅拌速度为 650r/min ; 2) 再加入松香甘油酯聚氧乙烯醚和增韧剂， 以 900转 /分钟的速度高 速分散 25分钟； 3) 然后转速调低至 600转 /分钟后加入， 搅拌 19min ; 4) 保持 搅拌速度不变， 加入聚醚改性聚二甲基硅氧烷、 聚酰胺蜡微粉和癸二酸二辛酯 ， 继续搅拌 45min ; 5)然后加入纳米二氧化硅和硬脂酸镁， 置入塑化机中， 进行 塑化， 注塑成型即可。 [001 1] Example 2 The present invention is a novel synthetic rubber formulation prepared from the following parts by weight of raw materials: 3.93 parts of dicumyl peroxide, 6.29 parts of nano calcium carbonate powder, poly-4-A 4.5 parts of 1-pentene, 3.7 parts of rosin glyceride polyoxyethylene ether, 2.8 parts of toughening agent, and 2.9 parts of polyether modified polydimethylsiloxane. 3.7 parts of a polyamide wax fine powder, 2.8 parts of dioctyl sebacate, 1.9 parts of nano silica, and 4.7 parts of magnesium stearate. The toughening agent is a liquid nitrile rubber. The preparation method of a novel synthetic rubber comprises the following steps: 1) Weighing dicumyl peroxide, nano calcium carbonate powder and poly-4-methyl-1-pentene according to the ratio, stirring for 18 minutes, stirring speed is 650r /min ; 2) Add rosin glyceride ethoxylate and toughener, and disperse at high speed for 900 minutes at 900 rpm; 3) Then adjust the speed to 600 rpm, then stir for 19 minutes; 4) Keep the stirring speed unchanged, add polyether modified polydimethylsiloxane, polyamide wax micropowder and dioctyl sebacate, continue to stir for 45 min; 5) then add nano-silica and magnesium stearate, set In the plasticizing machine, plasticizing and injection molding are possible.
[0012] 实施例 3本发明为一种新型合成橡胶的配方， 其由以下重量份数的原料制成： 过氧化二异丙苯 4.93份， 纳米碳酸钙粉 7.29份， 聚 -4-甲基 - 1-戊烯 5.5份， 松香甘 油酯聚氧乙烯醚 5.4份、 增韧剂 3.5份， 聚醚改性聚二甲基硅氧烷 3.8份， 聚酰胺蜡 微粉 5.4份、 癸二酸二辛酯 3.5份、 纳米二氧化硅 3.2份、 硬脂酸镁 5.5份。 增韧剂 为液体丁腈橡胶。 一种新型合成橡胶的制备方法， 包括以下步骤： 1 ) 按配比称 取过氧化二异丙苯、 纳米碳酸钙粉和聚 -4-甲基 - 1-戊烯， 搅拌 20min， 搅拌速度为 700r/min ; 2) 再加入松香甘油酯聚氧乙烯醚和增韧剂， 以 900转 /分钟的速度高 速分散 25分钟； 3) 然后转速调低至 600转 /分钟后加入， 搅拌 30min ; 4) 保持 搅拌速度不变， 加入聚醚改性聚二甲基硅氧烷、 聚酰胺蜡微粉和癸二酸二辛酯 ， 继续搅拌 50min ; 5)然后加入纳米二氧化硅和硬脂酸镁， 置入塑化机中， 进行 塑化， 注塑成型即可。 工业实用性 [0012] Example 3 The present invention is a novel synthetic rubber formulation prepared from the following parts by weight of raw materials: 4.93 parts of dicumyl peroxide, 7.29 parts of nano calcium carbonate powder, poly-4-methyl - 5.5 parts of 1-pentene, 5.4 parts of rosin glyceride polyoxyethylene ether, 3.5 parts of toughening agent, 3.8 parts of polyether modified polydimethylsiloxane, 5.4 parts of polyamide wax powder, dioctyl sebacate 3.5 parts of ester, 3.2 parts of nano-silica, and 5.5 parts of magnesium stearate. The toughening agent is a liquid nitrile rubber. The preparation method of a novel synthetic rubber comprises the following steps: 1) Weighing dicumyl peroxide, nano calcium carbonate powder and poly-4-methyl-1-pentene according to the ratio, stirring for 20 min, stirring speed is 700r /min ; 2) Add rosin glyceride ethoxylate and toughener, and disperse at high speed for 900 minutes at 900 rpm; 3) Then adjust the speed to 600 rpm, then stir for 30 minutes; 4) Keep the stirring speed unchanged, add polyether modified polydimethylsiloxane, polyamide wax micropowder and dioctyl sebacate, continue to stir for 50 min; 5) then add nano-silica and magnesium stearate, set In the plasticizing machine, plasticizing and injection molding are possible. Industrial applicability
本发明导热合成橡胶材料具有高热导率、 耐热性和低压缩性的优点， 导热系数 高； 改善了辊轮的操作性和改善了脱模的物理性能； 通过本发明制作的制品， 可以实现永久不变形， 并且在贮存期间具有非常好的稳定性； 可应用于需要足 够耐热性、 热导率和橡胶弹性的汽车及电气、 电子设备中的导热材料或散热材 料。 当然， 上述说明并非是对本发明的限制， 本发明也并不限于上述举例， 本 技术领域的普通技术人员， 在本发明的实质范围内， 作出的变化、 改型、 添加 或替换， 都应属于本发明的保护范围。  The thermally conductive synthetic rubber material of the invention has the advantages of high thermal conductivity, heat resistance and low compressibility, high thermal conductivity; improved operability of the roller and improved physical properties of demolding; products manufactured by the invention can be realized It is permanently deformed and has very good stability during storage; it can be applied to heat-conducting materials or heat-dissipating materials in automobiles and electrical and electronic equipment that require sufficient heat resistance, thermal conductivity and rubber elasticity. The above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should make changes, modifications, additions or substitutions within the scope of the present invention. The scope of protection of the present invention.

Claims

权利要求书 Claim
一种新型合成橡胶的配方， 其特征在于： 由以下重量份数的原料制成A novel synthetic rubber formulation characterized by: being made from the following parts by weight of raw materials
： 过氧化二异丙苯 3.26-4.93份， 纳米碳酸钙粉 5.48-7.29份， 聚 -4-甲基 - 1-戊烯 3.5-5.5份， 松香甘油酯聚氧乙烯醚 2.3-5.4份、 增韧剂 2.1-3.5份 ， 聚醚改性聚二甲基硅氧烷 2.6-3.8份， 聚酰胺蜡微粉 3.5-5.4份、 癸二 酸二辛酯 2.3-3.5份、 纳米二氧化硅 1.3-3.2份、 硬脂酸镁 4.2-5.5份。 根据权利要求 1所述的新型合成橡胶的配方， 其特征在于： 由以下重 量份数的原料制成： 过氧化二异丙苯 3.26份， 纳米碳酸钙粉 5.48份， 聚 -4-甲基 - 1-戊烯 3.5份， 松香甘油酯聚氧乙烯醚 2.3份、 增韧剂 2.1份， 聚醚改性聚二甲基硅氧烷 2.6份， 聚酰胺蜡微粉 3.5份、 癸二酸二辛酯 2 .3份、 纳米二氧化硅 1.3份、 硬脂酸镁 4.2份。 : 3.26-4.93 parts of dicumyl peroxide, 5.48-7.29 parts of nano calcium carbonate powder, 3.5-5.5 parts of poly-4-methyl-1-pentene, 2.3-5.4 parts of rosin glyceride polyoxyethylene ether, increase Toughener 2.1-3.5 parts, polyether modified polydimethylsiloxane 2.6-3.8 parts, polyamide wax micro powder 3.5-5.4 parts, dioctyl sebacate 2.3-3.5 parts, nano silica 1.3-3.2 Parts, magnesium stearate 4.2-5.5 parts. The formulation of the novel synthetic rubber according to claim 1, which is prepared from the following raw materials by weight: 3.26 parts of dicumyl peroxide, 5.48 parts of nano calcium carbonate powder, poly-4-methyl- 3.5 parts of 1-pentene, 2.3 parts of rosin glyceride polyoxyethylene ether, 2.1 parts of toughening agent, 2.6 parts of polyether modified polydimethylsiloxane, 3.5 parts of polyamide wax micropowder, dioctyl sebacate 2.3 parts, 1.3 parts of nano-silica, and 4.2 parts of magnesium stearate.
根据权利要求 1所述的新型合成橡胶的配方， 其特征在于： 由以下重 量份数的原料制成： 过氧化二异丙苯 3.93份， 纳米碳酸钙粉 6.29份， 聚 -4-甲基 - 1-戊烯 4.5份， 松香甘油酯聚氧乙烯醚 3.7份、 增韧剂 2.8份， 聚醚改性聚二甲基硅氧烷 2.9份， 聚酰胺蜡微粉 3.7份、 癸二酸二辛酯 2 .8份、 纳米二氧化硅 1.9份、 硬脂酸镁 4.7份。 The formulation of the novel synthetic rubber according to claim 1, which is prepared from the following raw materials by weight: 3.93 parts of dicumyl peroxide, 6.29 parts of nano calcium carbonate powder, poly-4-methyl- 4.5 parts of 1-pentene, 3.7 parts of rosin glyceride polyoxyethylene ether, 2.8 parts of toughening agent, 2.9 parts of polyether modified polydimethylsiloxane, 3.7 parts of polyamide wax micropowder, dioctyl sebacate 2. 8 parts, 1.9 parts of nano-silica, and 4.7 parts of magnesium stearate.
根据权利要求 1所述的新型合成橡胶的配方， 其特征在于： 所述增韧 剂为液体丁腈橡胶。 The formulation of the novel synthetic rubber according to claim 1, wherein the toughening agent is a liquid nitrile rubber.
根据权利要求 1-4任意一项所述的新型合成橡胶的制备方法， 包括以 下步骤： A method of preparing a novel synthetic rubber according to any one of claims 1 to 4, comprising the steps of:
1 ) 按配比称取过氧化二异丙苯、 纳米碳酸钙粉和聚 -4-甲基 - 1-戊烯， 搅拌 15-20min， 搅拌速度为 600-700r/min; 2) 再加入松香甘油酯聚 氧乙烯醚和增韧剂， 以 900转 /分钟的速度高速分散 25分钟； 3) 然后 转速调低至 600转 /分钟后加入， 搅拌 16-30min ; 4) 保持搅拌速度不 变， 加入聚醚改性聚二甲基硅氧烷、 聚酰胺蜡微粉和癸二酸二辛酯， 继续搅拌 40-50min； 5)然后加入纳米二氧化硅和硬脂酸镁， 置入塑 化机中， 进行塑化， 注塑成型即可。 1) Weigh dicumyl peroxide, nano calcium carbonate powder and poly-4-methyl-1-butene according to the ratio, stir for 15-20min, stirring speed is 600-700r/min; 2) add rosin glycerin Ester ethoxylate and toughening agent, disperse at high speed for 900 minutes at 900 rpm; 3) then adjust the speed to 600 rpm, stir for 16-30 min ; 4) keep stirring speed, add Polyether modified polydimethylsiloxane, polyamide wax micropowder and dioctyl sebacate, stirring for 40-50min; 5) then adding nano-silica and magnesium stearate to the plasticizer , plasticizing, injection molding can be.
PCT/CN2016/111477 2015-12-28 2016-12-22 Formula for new type of synthetic rubber, and method for preparing same WO2017114279A1 (en)

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