CN103012886A - Rubber part with excellent thermal ageing resistance - Google Patents
Rubber part with excellent thermal ageing resistance Download PDFInfo
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- CN103012886A CN103012886A CN 201210502820 CN201210502820A CN103012886A CN 103012886 A CN103012886 A CN 103012886A CN 201210502820 CN201210502820 CN 201210502820 CN 201210502820 A CN201210502820 A CN 201210502820A CN 103012886 A CN103012886 A CN 103012886A
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- altax
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Abstract
The invention relates to a rubber part with excellent thermal ageing resistance, which comprises the following raw material components in parts by weight: 120 to 140 parts of 120-type chloroprene rubber, 6 to 8 parts of zinc oxide, 9 to 10 parts of magnesium oxide, 1 to 1.2 parts of sulfur, 30 to 40 parts of spraying carbon black, 20 to 30 parts of di-dibutyl ester, 10 to 15 parts of transformer oil, and 1 to 1.2 parts of accelerant DM which has a Chinese name of 2,2'-dithio-dibenzo thiazole with molecular formula of C14H8N2S4. The thermal ageing resistance material is applied to the rubber prescription, and the vulcanization efficiency is added to improve the three-dimensional reticular structure.
Description
Technical field
The present invention relates to rubber materials, particularly relate to the superior rubber parts of heat-proof aging type.
Background technology
Hot type machinery in use in the working process heat aging property to rubber higher requirement is arranged, currently available products in use is subjected to be clamminess easily after the thermo compression aging.
Summary of the invention
The purpose of this invention is to provide a kind of heat aging performance that improves rubber parts, improve the superior rubber parts of heat-proof aging type of the problem of aging that is clamminess.
Technical scheme of the present invention is: the superior rubber parts of heat-proof aging type, it is characterized in that: its rubber raw materials component and weight proportion are chosen as the Chinese name of 120～140 parts of 120 type chloroprene rubbers, 6～8 parts in zinc oxide, 9～10 parts in magnesium oxide, 1～1.2 part in sulphur, 30～40 parts of spray carbon blacks, 20～30 parts of adjacent dibutylesters, 10～15 parts in transformer oil, altax: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
41～1.2 part.
The superior rubber parts of described heat-proof aging type, it is characterized in that: its rubber raw materials component and weight proportion are the Chinese names of 120 parts of 120 type chloroprene rubbers, 6 parts in zinc oxide, 9 parts in magnesium oxide, 1 part in sulphur, 30 parts of spray carbon blacks, 20 parts of adjacent dibutylesters, 10 parts in transformer oil, altax: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
41 part.
The superior rubber parts of described heat-proof aging type, it is characterized in that: its rubber raw materials component and weight proportion are the Chinese names of 130 parts of 120 type chloroprene rubbers, 7 parts in zinc oxide, 9.5 parts in magnesium oxide, 1.1 parts in sulphur, 50 parts of spray carbon blacks, 25 parts of adjacent dibutylesters, 12 parts in transformer oil, altax: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
41.1 part.
The production stage of the superior rubber parts of this heat-proof aging type is as follows
Sizing material is produced
(1) according to the various batching of concrete formula rate weighing, its rubber raw materials component and weight proportion are chosen as the Chinese name of 120～140 parts of 120 type chloroprene rubbers, 6～8 parts in zinc oxide, 9～10 parts in magnesium oxide, 1～1.2 part in sulphur, 30～40 parts of spray carbon blacks, 20～30 parts of adjacent dibutylesters, 10～15 parts in transformer oil, altax: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
41～1.2 part, the weight unit that component is every part is fixed according to need of production, presses 1 kilogram such as portion;
⑵ add 120 type chloroprene rubbers according to the rubber raw materials proportioning of step 1) and be added on the rubber mixing machine, behind mixing 2 minutes of the rubber mixing machine roll spacing 4mm, rubber raw materials proportioning according to step 1) adds sulphur, altax mixing successively, and roll spacing is transferred to 5mm and is added zinc oxide, magnesium oxide, spray carbon black, adjacent dibutylester, transformer oil according to the rubber raw materials proportioning of step 1) and mix;
⑶ rubber mixing machine roll spacing transfers to 2mm and makes repeatedly thin-pass 6 times of sizing material, clot 4 times, and eight cutter 4 times.
⑷ mixing even sizing material room temperature park 24 hours stand-by;
Products production
⑴ park on the rear sizing material rubber mixing machine with 4mm roll spacing heat refining 1 minute, rewinds 2 times;
⑵ sizing material cuts into pressurization 10MPa in 160 ℃ of moulds of suitable dimension film adding behind the heat refining, vulcanizes 15 minutes, and exhaust is 3 times when rising mould;
⑶ opening mold after sulfuration is finished takes out product.
The invention has the beneficial effects as follows: the superior rubber parts of heat-proof aging type provided by the invention,
Its rubber raw materials component and proportioning are chosen as the Chinese name of 120～140 parts of 120 type chloroprene rubbers, 6～8 parts in zinc oxide, 9～10 parts in magnesium oxide, 1～1.2 part in sulphur, 30～40 parts of spray carbon blacks, 20～30 parts of adjacent dibutylesters, 10～15 parts in transformer oil, altax: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
41～1.2 part.The present invention uses anti-heat-proof aging material in rubber compounding, increase simultaneously sulfuration efficient and improve tridimensional network.
Embodiment
The superior rubber parts of embodiment heat-proof aging type, its rubber raw materials component and proportioning are chosen as 120～140 parts of 120 type chloroprene rubbers, 6～8 parts in zinc oxide, 9～10 parts in magnesium oxide, 1～1.2 part in sulphur, 30～40 parts of spray carbon blacks, 20～30 parts of adjacent dibutylesters, 10～15 parts in transformer oil, altax (Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
4) 1～1.2 part.
The concrete production stage of embodiment 1 is as follows:
Sizing material is produced
(1) according to the various batching of concrete formula rate weighing; Its rubber raw materials component and 120 parts of raw material weight proportioning 120 type chloroprene rubbers, 6 parts in zinc oxide, 9 parts in magnesium oxide, 1 part in sulphur, 30 parts of spray carbon blacks, 20 parts of adjacent dibutylesters, 10 parts in transformer oil, altax (Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
4) 1 part, every part weight unit is fixed according to need of production in the component, such as every part by 1 kilogram;
⑵ add 120 type chloroprene rubbers according to the rubber raw materials proportioning of step 1) and be added on the rubber mixing machine, behind mixing 2 minutes of the rubber mixing machine roll spacing 4mm, rubber raw materials proportioning according to step 1) adds sulphur, altax mixing successively, and roll spacing is transferred to 5mm and is added zinc oxide, magnesium oxide, spray carbon black, adjacent dibutylester, transformer oil according to the rubber raw materials proportioning of step 1) and mix;
⑶ rubber mixing machine roll spacing transfers to 2mm and makes repeatedly thin-pass 6 times of sizing material, clot 4 times, and eight cutter 4 times;
⑷ mixing even sizing material room temperature park 24 hours stand-by;
Products production
⑴ park on the rear sizing material rubber mixing machine with 4mm roll spacing heat refining 1 minute, rewinds 2 times;
⑵ sizing material cuts into pressurization 10MPa in 160 ℃ of moulds of suitable dimension film adding behind the heat refining, vulcanizes 15 minutes, and exhaust is 3 times when rising mould;
⑶ opening mold after sulfuration is finished takes out product.
It is duplicate with industry standard and known technology that present embodiment does not have the part of narration, so be not described in detail.
Embodiment 2 production processes are identical with embodiment 1, difference is that rubber mass component ratio is different, the component meter is as follows by weight for the rubber mass composition of embodiment 2: 120 parts of 120 type chloroprene rubbers, 6 parts in zinc oxide, 9 parts in magnesium oxide, 1 part in sulphur, 30 parts of spray carbon blacks, 20 parts of adjacent dibutylesters, 10 parts in transformer oil, altax (Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
4) 1 part.
Embodiment 3 production processes are identical with embodiment 1, difference is that rubber mass component ratio is different, the component meter is as follows by weight for the rubber mass composition of embodiment 3: 13 parts of 120 type chloroprene rubbers, 7 parts in zinc oxide, 9.5 parts in magnesium oxide, 1.1 parts in sulphur, 50 parts of spray carbon blacks, 25 parts of adjacent dibutylesters, 12 parts in transformer oil, altax (Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
4) 1.1 parts.
Three kinds of embodiment performance comparison
Embodiment 2 prescriptions and the contrast of existing market product
Claims (5)
1. the superior rubber parts of heat-proof aging type, it is characterized in that: its rubber raw materials component and weight proportion are chosen as the Chinese name of 120～140 parts of 120 type chloroprene rubbers, 6～8 parts in zinc oxide, 9～10 parts in magnesium oxide, 1～1.2 part in sulphur, 30～40 parts of spray carbon blacks, 20～30 parts of adjacent dibutylesters, 10～15 parts in transformer oil, altax: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
41～1.2 part.
2. the superior rubber parts of heat-proof aging type according to claim 1, it is characterized in that: its rubber raw materials component and weight proportion are the Chinese names of 120 parts of 120 type chloroprene rubbers, 6 parts in zinc oxide, 9 parts in magnesium oxide, 1 part in sulphur, 30 parts of spray carbon blacks, 20 parts of adjacent dibutylesters, 10 parts in transformer oil, altax: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
41 part.
3. the superior rubber parts of heat-proof aging type according to claim 1, it is characterized in that: its rubber raw materials component and weight proportion are the Chinese names of 130 parts of 120 type chloroprene rubbers, 7 parts in zinc oxide, 9.5 parts in magnesium oxide, 1.1 parts in sulphur, 50 parts of spray carbon blacks, 25 parts of adjacent dibutylesters, 12 parts in transformer oil, altax: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
41.1 part.
4. the production stage of the superior rubber parts of this heat-proof aging type is as follows
Sizing material is produced
(1) according to the various batching of concrete formula rate weighing, its rubber raw materials component and weight proportion are chosen as the Chinese name of 120～140 parts of 120 type chloroprene rubbers, 6～8 parts in zinc oxide, 9～10 parts in magnesium oxide, 1～1.2 part in sulphur, 30～40 parts of spray carbon blacks, 20～30 parts of adjacent dibutylesters, 10～15 parts in transformer oil, altax: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
41～1.2 part, the weight unit that component is every part is fixed according to need of production, presses 1 kilogram such as portion;
⑵ add 120 type chloroprene rubbers according to the rubber raw materials proportioning of step 1) and be added on the rubber mixing machine, behind mixing 2 minutes of the rubber mixing machine roll spacing 4mm, rubber raw materials proportioning according to step 1) adds sulphur, altax mixing successively, and roll spacing is transferred to 5mm and is added zinc oxide, magnesium oxide, spray carbon black, adjacent dibutylester, transformer oil according to the rubber raw materials proportioning of step 1) and mix;
⑶ rubber mixing machine roll spacing transfers to 2mm and makes repeatedly thin-pass 6 times of sizing material, clot 4 times, and eight cutter 4 times.
⑷ mixing even sizing material room temperature park 24 hours stand-by;
Products production
⑴ park on the rear sizing material rubber mixing machine with 4mm roll spacing heat refining 1 minute, rewinds 2 times;
⑵ sizing material cuts into pressurization 10MPa in 160 ℃ of moulds of suitable dimension film adding behind the heat refining, vulcanizes 15 minutes, and exhaust is 3 times when rising mould;
⑶ opening mold after sulfuration is finished takes out product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210502820 CN103012886A (en) | 2012-11-30 | 2012-11-30 | Rubber part with excellent thermal ageing resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210502820 CN103012886A (en) | 2012-11-30 | 2012-11-30 | Rubber part with excellent thermal ageing resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103012886A true CN103012886A (en) | 2013-04-03 |
Family
ID=47962021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210502820 Withdrawn CN103012886A (en) | 2012-11-30 | 2012-11-30 | Rubber part with excellent thermal ageing resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103012886A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106633254A (en) * | 2016-12-14 | 2017-05-10 | 宜兴市乐创文化发展有限公司 | Rubber material for roller skates |
-
2012
- 2012-11-30 CN CN 201210502820 patent/CN103012886A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106633254A (en) * | 2016-12-14 | 2017-05-10 | 宜兴市乐创文化发展有限公司 | Rubber material for roller skates |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C04 | Withdrawal of patent application after publication (patent law 2001) | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20130403 |