CN104877347A - Shock-absorption foamed rubber - Google Patents
Shock-absorption foamed rubber Download PDFInfo
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- CN104877347A CN104877347A CN201510310351.7A CN201510310351A CN104877347A CN 104877347 A CN104877347 A CN 104877347A CN 201510310351 A CN201510310351 A CN 201510310351A CN 104877347 A CN104877347 A CN 104877347A
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- damping foamed
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Abstract
The invention discloses shock-absorption foamed rubber, which comprises the following raw materials in parts by mass: 30 to 45 parts of silicone rubber, 35 to 60 parts of natural rubber, 5 to 10 parts of stearic acid, 5 to 10 parts of foaming agents, 3 to 8 parts of anti-aging agents, 1 to 3 parts of accelerants, 3 to 5 parts of vulcanizing agents, 1 to 2 parts of carbamide, 3 to 8 parts of light calcium carbonate, 3 to 5 parts of black carbon, and 1 to 3 parts of paraffin oil. The shock-absorption foamed rubber is low in density, light in weight, large in specific area, high in mechanical property and good in damping property, meanwhile, is excellent in shock absorption effect, and good in noise reduction effect, and is a novel engineering material which is good in physical and mechanical properties and high in cost performance.
Description
Technical field
The present invention relates to a kind of rubber, particularly relate to a kind of vibration-damping foamed rubber.
Background technology
Along with the requirement of scientific and technological progress, at present, electro-insulating rubber not only requires higher insulating property, and will have that density is little, quality is light, damping capacity is good simultaneously, and mechanical property is strong and heat aging property good.Therefore, traditional rubber item has merely good insulating property, can not meet the requirement of modern society far away.
Summary of the invention
Goal of the invention: the invention solves the problems referred to above, provides a kind of vibration-damping foamed rubber.
Technical scheme: a kind of vibration-damping foamed rubber, comprises with the following raw material of massfraction metering:
The preparation method of described vibration-damping foamed rubber is:
Step 1, mixes natural rubber, light calcium carbonate, stearic acid, urea, carbon black, paraffin oil, puts into mill and plasticates, and then adds whipping agent, anti-aging agent, promotor, finally adds vulcanizing agent, obtained rubber unvulcanizate;
Step 2, puts into mill by silicon rubber and plasticates, and the rubber unvulcanizate adding step 1 obtained after silicon rubber softens is plasticated, until the rubber unvulcanizate that silicon rubber and step 1 obtain mixes, then slice, obtains secondary rubber unvulcanizate;
Step 3, leaves standstill 18-36 hour by secondary rubber unvulcanizate, and vulcanizing press carries out sulfur foam, first carry out a sulfuration at 110-120 DEG C, curing time 30 minutes, then carries out post cure at 160-180 DEG C, curing time is 10 minutes, obtained vibration-damping foamed rubber.
As a preferred embodiment of the present invention, described whipping agent is the mixture of Cellmic C 121 and 4,4'-OBSH 1:1 in mass ratio.
As a preferred embodiment of the present invention, described anti-aging agent is zinc oxide.
As a preferred embodiment of the present invention, described promotor is one or more mixtures in vulkacit D, accelerant CZ, captax.
As a preferred embodiment of the present invention, described vulcanizing agent is sulphur.
As a preferred embodiment of the present invention, in the preparation method of described vibration-damping foamed rubber, the roller space of step 1 is 0.5-1cm, and plasticating temperature is 40-50 DEG C.
As a preferred embodiment of the present invention, in the preparation method of described vibration-damping foamed rubber, the roller space of step 2 is 0.5-1cm, and plasticating temperature is 50-60 DEG C.
Beneficial effect: compared with prior art, its remarkable advantage is in the present invention, and density of the present invention is little, quality is light, specific area is large, and higher than mechanical property, damping capacity is good, damping effect is excellent simultaneously, and good muffling effect is the new engineering material that a kind of physical and mechanical property is good, cost performance is high.
Embodiment
Below in conjunction with embodiment, illustrate the present invention further.
Embodiment 1
The present invention discloses a kind of vibration-damping foamed rubber, comprises with the following raw material of mass fraction metering:
The preparation method of described vibration-damping foamed rubber is:
Step 1, mixes natural rubber, light calcium carbonate, stearic acid, urea, carbon black, paraffin oil, puts into mill and plasticates, then add whipping agent, anti-aging agent, promotor, finally add vulcanizing agent, obtained rubber unvulcanizate, the roller space of plasticating is 0.5cm, and plasticating temperature is 40 DEG C;
Step 2, puts into mill by silicon rubber and plasticates, and the rubber unvulcanizate adding step 1 obtained after silicon rubber softens is plasticated, until the rubber unvulcanizate that silicon rubber and step 1 obtain mixes, then slice, obtains secondary rubber unvulcanizate, the roller space of plasticating is 0.5cm, and plasticating temperature is 50 DEG C.
Step 3, leaves standstill 18-36 hour by secondary rubber unvulcanizate, and vulcanizing press carries out sulfur foam, and first carry out a sulfuration at 110 DEG C, curing time 30 minutes, then carries out post cure at 160 DEG C, and curing time is 10 minutes, obtained vibration-damping foamed rubber.
Wherein, described whipping agent is the mixture of Cellmic C 121 and 4,4'-OBSH 1:1 in mass ratio, and described anti-aging agent is zinc oxide, and described promotor is the mixture of vulkacit D and accelerant CZ, and described vulcanizing agent is sulphur.
Embodiment 2
The present invention discloses a kind of vibration-damping foamed rubber, comprises with the following raw material of mass fraction metering:
The preparation method of described vibration-damping foamed rubber is:
Step 1, mixes natural rubber, light calcium carbonate, stearic acid, urea, carbon black, paraffin oil, puts into mill and plasticates, then add whipping agent, anti-aging agent, promotor, finally add vulcanizing agent, obtained rubber unvulcanizate, the roller space of plasticating is 1cm, and plasticating temperature is 50 DEG C;
Step 2, puts into mill by silicon rubber and plasticates, and the rubber unvulcanizate adding step 1 obtained after silicon rubber softens is plasticated, until the rubber unvulcanizate that silicon rubber and step 1 obtain mixes, then slice, obtains secondary rubber unvulcanizate, the roller space of plasticating is 1cm, and plasticating temperature is 60 DEG C.
Step 3, leaves standstill 18-36 hour by secondary rubber unvulcanizate, and vulcanizing press carries out sulfur foam, and first carry out a sulfuration at 120 DEG C, curing time 30 minutes, then carries out post cure at 180 DEG C, and curing time is 10 minutes, obtained vibration-damping foamed rubber.
Wherein, described whipping agent is the mixture of Cellmic C 121 and 4,4'-OBSH 1:1 in mass ratio, and described anti-aging agent is zinc oxide, and described promotor is the mixture of vulkacit D, accelerant CZ, captax, and described vulcanizing agent is sulphur.
The vibration-damping foamed rubber density that the embodiment of the present invention 1 and embodiment 2 obtain is little, quality light, and specific area is large, higher than mechanical property, damping capacity is good, damping effect is excellent simultaneously, and good muffling effect is the new engineering material that a kind of physical and mechanical property is good, cost performance is high.
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (7)
1. a vibration-damping foamed rubber, is characterized in that, comprises with the following raw material of mass fraction metering:
The preparation method of described vibration-damping foamed rubber is:
Step 1, mixes natural rubber, light calcium carbonate, stearic acid, urea, carbon black, paraffin oil, puts into mill and plasticates, and then adds whipping agent, anti-aging agent, promotor, finally adds vulcanizing agent, obtained rubber unvulcanizate;
Step 2, puts into mill by silicon rubber and plasticates, and the rubber unvulcanizate adding step 1 obtained after silicon rubber softens is plasticated, until the rubber unvulcanizate that silicon rubber and step 1 obtain mixes, then slice, obtains secondary rubber unvulcanizate;
Step 3, leaves standstill 18-36 hour by secondary rubber unvulcanizate, and vulcanizing press carries out sulfur foam, first carry out a sulfuration at 110-120 DEG C, curing time 30 minutes, then carries out post cure at 160-180 DEG C, curing time is 10 minutes, obtained vibration-damping foamed rubber.
2. vibration-damping foamed rubber according to claim 1, is characterized in that, described whipping agent is the mixture of Cellmic C 121 and 4,4'-OBSH 1:1 in mass ratio.
3. vibration-damping foamed rubber according to claim 1, is characterized in that, described anti-aging agent is zinc oxide.
4. vibration-damping foamed rubber according to claim 1, is characterized in that, described promotor is one or more mixtures in vulkacit D, accelerant CZ, captax.
5. vibration-damping foamed rubber according to claim 1, is characterized in that, described vulcanizing agent is sulphur.
6. vibration-damping foamed rubber according to claim 1, is characterized in that, in the preparation method of described vibration-damping foamed rubber, the roller space of step 1 is 0.5-1cm, and plasticating temperature is 40-50 DEG C.
7. vibration-damping foamed rubber according to claim 1, is characterized in that, in the preparation method of described vibration-damping foamed rubber, the roller space of step 2 is 0.5-1cm, and plasticating temperature is 50-60 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510310351.7A CN104877347A (en) | 2015-06-09 | 2015-06-09 | Shock-absorption foamed rubber |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510310351.7A CN104877347A (en) | 2015-06-09 | 2015-06-09 | Shock-absorption foamed rubber |
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| CN104877347A true CN104877347A (en) | 2015-09-02 |
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| CN201510310351.7A Pending CN104877347A (en) | 2015-06-09 | 2015-06-09 | Shock-absorption foamed rubber |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106084785A (en) * | 2016-07-13 | 2016-11-09 | 安徽奥丰汽车配件有限公司 | A kind of automobile rubber shock-absorbing sleeve and preparation technology thereof |
| CN109320964A (en) * | 2018-10-10 | 2019-02-12 | 中国工程物理研究院化工材料研究所 | A kind of phenyl siloxane rubber sponge damping material and preparation method thereof |
| CN113043524A (en) * | 2021-03-11 | 2021-06-29 | 国网陕西省电力公司电力科学研究院 | Medium-low frequency band foam silicone rubber sound absorption material and preparation process and application thereof |
| CN114479472A (en) * | 2022-02-22 | 2022-05-13 | 东莞市源辉高分子材料有限公司 | Preparation method of breathable silica gel material |
Citations (4)
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| CN1687206A (en) * | 2005-04-21 | 2005-10-26 | 上海交通大学 | Technique for producing freerise foaming material of rubber |
| CN102010533A (en) * | 2010-11-29 | 2011-04-13 | 江苏兴华胶带股份有限公司 | Method for preparing cellular structure rubber elastomer |
| CN102485778A (en) * | 2010-12-06 | 2012-06-06 | 际华三五一五皮革皮鞋有限公司 | Internal foaming rubber of dual density Goodyear outsole and preparation method thereof |
| CN102604237A (en) * | 2012-02-28 | 2012-07-25 | 安徽中鼎密封件股份有限公司 | Foamed elastic cushion block for high-speed rail and preparation method thereof |
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2015
- 2015-06-09 CN CN201510310351.7A patent/CN104877347A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1687206A (en) * | 2005-04-21 | 2005-10-26 | 上海交通大学 | Technique for producing freerise foaming material of rubber |
| CN102010533A (en) * | 2010-11-29 | 2011-04-13 | 江苏兴华胶带股份有限公司 | Method for preparing cellular structure rubber elastomer |
| CN102485778A (en) * | 2010-12-06 | 2012-06-06 | 际华三五一五皮革皮鞋有限公司 | Internal foaming rubber of dual density Goodyear outsole and preparation method thereof |
| CN102604237A (en) * | 2012-02-28 | 2012-07-25 | 安徽中鼎密封件股份有限公司 | Foamed elastic cushion block for high-speed rail and preparation method thereof |
Non-Patent Citations (1)
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| 郑楠等: "橡胶发泡材料的研究进展及其应用", 《化工新材料》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106084785A (en) * | 2016-07-13 | 2016-11-09 | 安徽奥丰汽车配件有限公司 | A kind of automobile rubber shock-absorbing sleeve and preparation technology thereof |
| CN109320964A (en) * | 2018-10-10 | 2019-02-12 | 中国工程物理研究院化工材料研究所 | A kind of phenyl siloxane rubber sponge damping material and preparation method thereof |
| CN113043524A (en) * | 2021-03-11 | 2021-06-29 | 国网陕西省电力公司电力科学研究院 | Medium-low frequency band foam silicone rubber sound absorption material and preparation process and application thereof |
| CN114479472A (en) * | 2022-02-22 | 2022-05-13 | 东莞市源辉高分子材料有限公司 | Preparation method of breathable silica gel material |
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Application publication date: 20150902 |