CN103012969A - Rubber part with excellent acid-base medium resistance - Google Patents
Rubber part with excellent acid-base medium resistance Download PDFInfo
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- CN103012969A CN103012969A CN 201210503113 CN201210503113A CN103012969A CN 103012969 A CN103012969 A CN 103012969A CN 201210503113 CN201210503113 CN 201210503113 CN 201210503113 A CN201210503113 A CN 201210503113A CN 103012969 A CN103012969 A CN 103012969A
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Abstract
The invention relates to a rubber part with excellent acid-base medium resistance. The rubber part comprises the following raw material components in parts by weight: 120 to 140 parts of 4045 ethylene propylene diene monomer, 2 to 3 parts of anti-aging agent NBC ( called N,N-nickel dibutyldithiocarbamate in Chinese), 30 to 50 parts of FEF330 carbon black (called fast extruding furnace black in Chinese), 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 (called 2,2'-dithio-dibenzo thiazole in Chinese and having a molecular formula of C14H8N2S4). Acid-base resistance ethylene propylene rubber applied to the rubber prescription is used as a main material, and the vulcanization efficiency is increased to improve the three-dimensional reticular structure, so that the rubber part has resistance and tolerance to acid and base.
Description
Technical field
The present invention relates to rubber materials, particularly relate to the superior rubber parts of acid and alkali-resistance dielectric behavior.
Background technology
Acid-proof alkaline to rubber in the industry production processes such as papermaking has higher requirement, and currently available products is subjected to the easy embrittlement of acid-base function aging in the acid or alkali environment use procedure.
Summary of the invention
The purpose of this invention is to provide a kind of acid-proof alkaline that improves rubber parts, improve the embrittlement problem of aging.
Technical scheme of the present invention is: provide the acid and alkali-resistance dielectric behavior superior rubber parts, it is characterized in that: its rubber raw materials component and formulation by weight are chosen as 120～140 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 2～3 part, 30～50 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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
41～1.2 part.
Described rubber raw materials component and weight proportion are 120 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 2 parts, 30 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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
41 part.
Described rubber raw materials component and weight proportion are 120 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 2.3 parts, 40 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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
41 part.
Described rubber raw materials component and weight proportion are 13 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 3 parts, 50 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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
41.1 part.
The production method of the superior rubber parts of described acid and alkali-resistance dielectric behavior:
Sizing material is produced
According to the concrete various batchings of formula rate weighing, its rubber raw materials component and weight proportion are chosen as 120～140 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 2～3 parts, 30～50 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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
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 4045 terpolymer EP rubbers according to the rubber raw materials proportioning of (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 (1) adds sulphur, altax mixing successively, roll spacing is transferred to 5mm and is added antioxidant NBC (Chinese: N, N-nickel dibutyl dithiocarbamate), FEF330 carbon black (Chinese name: extrude soon carbon black), zinc oxide, magnesium oxide, spray carbon black, adjacent dibutylester, transformer oil according to the rubber raw materials proportioning of (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 acid and alkali-resistance dielectric behavior provided by the invention, rubber raw materials component and formulation selection are 120～140 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 2～3 part, 30～50 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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
41～1.2 part, the ethylene-propylene rubber(EPR) of using anti-acid and alkali-resistance in rubber compounding increases simultaneously sulfuration efficient and improves tridimensional network as material of main part, makes rubber part produce anti-patience to soda acid.
Embodiment
The superior rubber parts of acid and alkali-resistance dielectric behavior of embodiment, its rubber raw materials composition by weight and proportioning are chosen as 120～140 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 2～3 parts, 30～50 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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.
Embodiment 1 concrete production stage 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: 120 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 2 parts, 30 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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 4045 terpolymer EP rubbers according to the rubber raw materials proportioning of (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 (1) adds sulphur, altax mixing successively, roll spacing is transferred to 5mm and is added antioxidant NBC (Chinese: N, N-nickel dibutyl dithiocarbamate), FEF330 carbon black (Chinese name: extrude soon carbon black), zinc oxide, magnesium oxide, spray carbon black, adjacent dibutylester, transformer oil according to the rubber raw materials proportioning of (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 the 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 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 2.3 parts, 40 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 3 parts, 50 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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 acid and alkali-resistance dielectric behavior, it is characterized in that: its rubber raw materials component and formulation by weight are chosen as 120～140 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 2～3 parts, 30～50 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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
41～1.2 part.
2. the superior rubber parts of acid and alkali-resistance dielectric behavior according to claim 1, it is characterized in that: described rubber raw materials component and weight proportion are 120 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 2 parts, 30 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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
41 part.
3. the superior rubber parts of acid and alkali-resistance dielectric behavior according to claim 1, it is characterized in that: described rubber raw materials component and weight proportion are 120 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 2.3 parts, 40 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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
41 part.
4. the superior rubber parts of acid and alkali-resistance dielectric behavior according to claim 1, it is characterized in that: described rubber raw materials component and weight proportion are 130 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 3 parts, 50 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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
41.1 part.
5. the production method of the superior rubber parts of acid and alkali-resistance dielectric behavior according to claim 1:
Sizing material is produced
According to the concrete various batchings of formula rate weighing, its rubber raw materials component and weight proportion are chosen as 120～140 parts of 4045 terpolymer EP rubbers, antioxidant NBC (Chinese: N, the N-nickel dibutyl dithiocarbamate) 2～3 parts, 30～50 parts of FEF330 carbon blacks (Chinese name: extrude soon carbon black), 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
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 4045 terpolymer EP rubbers according to the rubber raw materials proportioning of (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 (1) adds sulphur, altax mixing successively, roll spacing is transferred to 5mm and is added antioxidant NBC (Chinese: N, N-nickel dibutyl dithiocarbamate), FEF330 carbon black (Chinese name: extrude soon carbon black), zinc oxide, magnesium oxide, spray carbon black, adjacent dibutylester, transformer oil according to the rubber raw materials proportioning of (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 201210503113 CN103012969A (en) | 2012-11-30 | 2012-11-30 | Rubber part with excellent acid-base medium resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210503113 CN103012969A (en) | 2012-11-30 | 2012-11-30 | Rubber part with excellent acid-base medium resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103012969A true CN103012969A (en) | 2013-04-03 |
Family
ID=47962102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210503113 Withdrawn CN103012969A (en) | 2012-11-30 | 2012-11-30 | Rubber part with excellent acid-base medium resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103012969A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103724830A (en) * | 2013-12-13 | 2014-04-16 | 芜湖佳诚电子科技有限公司 | Coated rubber material for automobile door frame sealing strip |
-
2012
- 2012-11-30 CN CN 201210503113 patent/CN103012969A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103724830A (en) * | 2013-12-13 | 2014-04-16 | 芜湖佳诚电子科技有限公司 | Coated rubber material for automobile door frame sealing strip |
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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 |