CN103044731A - High-strength rubber sealing piece applied to sewer pipe valve - Google Patents
High-strength rubber sealing piece applied to sewer pipe valve Download PDFInfo
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- CN103044731A CN103044731A CN 201210503087 CN201210503087A CN103044731A CN 103044731 A CN103044731 A CN 103044731A CN 201210503087 CN201210503087 CN 201210503087 CN 201210503087 A CN201210503087 A CN 201210503087A CN 103044731 A CN103044731 A CN 103044731A
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Abstract
The invention provides a high-strength rubber sealing piece applied to sewer pipe valves. The rubber sealing piece comprises the following rubber material components in parts: 30-50 parts of 1500-type butadiene styrene rubber -10, 70-100 parts of 9000-type butadiene rubber, 0.3-0.6 parts of sulfur, 4-6 parts of zinc oxide, 23 parts of 54-type chloroprene rubber, 4.5 parts of magnesium oxide, 8.5 parts of zinc stearate, 1-3 parts of stearic acid, 20-40 parts of spraying carbon black, 10-12 parts of o-dibutyl ester softener, 2-4 parts of anti-aging agent D and 1-2 parts of accelerant TT, wherein the Chinese name of the anti-aging agent D is N-phenyl-2-naphthylamine and the molecular formula is C16H13N, and the Chinese name of the accelerant TT is bisulfur-tetramethyl-thiuram, and the molecular formula is C6H12N2S4. As the rubber component proportion is changed, the tensile failure strength of the high-strength rubber sealing piece applied to sever pipe valves is improved, and the frequency of change of the high-strength rubber sealing piece caused by crack due to over-low strength is reduced.
Description
Technical field
The present invention relates to rubber materials, particularly relate to outfall sewer valve high-strength rubber sealing member.
Background technology
The regular opening and closing of outfall sewer valve, market product insufficient strength are broken product very soon to be needed to change.
Summary of the invention
The purpose of this invention is to provide a kind of raising outfall sewer valve high-strength rubber sealing member, it can strengthen tensile break strength, delays seal durability.
Technical scheme of the present invention is: a kind of outfall sewer valve high-strength rubber sealing member is provided, it is characterized in that: its rubber raw materials component and proportioning are chosen as 1500 type styrene-butadiene rubber(SBR)-10 and are selected in 30～50 parts, 70～100 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.3～0.6 part in sulphur, 4～6 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 1～3 part of stearic acid, 20～40 parts of spray carbon blacks, 10～12 parts of adjacent dibutylester tenderizers, the Chinese name of antioxidant D: N-phenyl-2-naphthylamine, 2～4 parts of molecular formula: C16H13N, the Chinese name of promotor TT: tetramethyl-thiuram disulfide, 1～2 part of molecular formula: C6H12N2S4.
Described rubber raw materials component and proportioning are that 1500 type styrene-butadiene rubber(SBR)-10 are 30 parts, the Chinese name of 70 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.3 part in sulphur, 4 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 1 part of stearic acid, 20 parts of spray carbon blacks, 10 parts of adjacent dibutylester tenderizers, antioxidant D: the N-phenyl-2-naphthylamine, the Chinese name of 2 parts of molecular formula: C16H13N, promotor TT: tetramethyl-thiuram disulfide, 1 part of molecular formula: C6H12N2S4.
Described rubber raw materials component and proportioning are that 1500 type styrene-butadiene rubber(SBR)-10 are 40 parts, the Chinese name of 85 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.45 part in sulphur, 5 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 2 parts of stearic acid, 30 parts of spray carbon blacks, 11 parts of adjacent dibutylester tenderizers, antioxidant D: the N-phenyl-2-naphthylamine, the Chinese name of 3 parts of molecular formula: C16H13N, promotor TT: tetramethyl-thiuram disulfide, molecular formula: C6H12N2S4 are 1.5 parts.
Described rubber raw materials component and proportioning are that 1500 type styrene-butadiene rubber(SBR)-10 are 50 parts, the Chinese name of 100 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.6 part in sulphur, 6 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 3 parts of stearic acid, 40 parts of spray carbon blacks, 12 parts of adjacent dibutylester tenderizers, antioxidant D: the N-phenyl-2-naphthylamine, molecular formula: C16H13N is 4 parts, the Chinese name of promotor TT: tetramethyl-thiuram disulfide, molecular formula: C6H12N2S4 are 2 parts.
This outfall sewer valve production method of high-strength rubber sealing member:
Sizing material is produced
⑴ according to the various batchings of concrete formula rate weighing; Its rubber raw materials component and proportioning are chosen as 1500 type styrene-butadiene rubber(SBR)-10 and are selected in 30～50 parts, 70～100 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.3～0.6 part in sulphur, 4～6 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 1～3 part of stearic acid, 20～40 parts of spray carbon blacks, 10～12 parts of adjacent dibutylester tenderizers, the Chinese name of antioxidant D: N-phenyl-2-naphthylamine, 2～4 parts of molecular formula: C16H13N, the Chinese name of promotor TT: tetramethyl-thiuram disulfide, molecular formula: C6H12N2S4 is 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 get 1500 type styrene-butadiene rubber(SBR)-10 according to the rubber raw materials proportioning of (1) and 9000 type cis-1,4-polybutadiene rubbers are added on the rubber mixing machine, it is mixing evenly that rubber mixing machine roll spacing 4mm adds sulphur, zinc oxide, 54 type chloroprene rubbers, magnesium oxide, Zinic stearas part, stearic acid, antioxidant D successively according to the rubber raw materials proportioning of (1) after mixing 2 minutes, and roll spacing is transferred to 5mm and is added promotor TT, spray carbon black and adjacent dibutylester tenderizer 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 invention provides this outfall sewer valve high-strength rubber sealing member, its rubber raw materials component and proportioning are chosen as 1500 type styrene-butadiene rubber(SBR)-10 and are selected in 30～50 parts, 70～100 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.3～0.6 part in sulphur, 4～6 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 1～3 part of stearic acid, 20～40 parts of spray carbon blacks, 10～12 parts of adjacent dibutylester tenderizers, the Chinese name of antioxidant D: N-phenyl-2-naphthylamine, 2～4 parts of molecular formula: C16H13N, the Chinese name of promotor TT: tetramethyl-thiuram disulfide, 1～2 part of molecular formula: C6H12N2S4.Because it changes the rubber constituent proportioning, improve the tensile break strength that the outfall sewer valve is used the high-strength rubber sealing member, reduction causes the frequency of breaking and must change because intensity is too low.
Embodiment
This outfall sewer valve high-strength rubber sealing member of embodiment, it is 30～50 parts that its rubber raw materials component and proportioning are chosen as 1500 type styrene-butadiene rubber(SBR)-10,70～100 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.3～0.6 part in sulphur, 4～6 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 1～3 part of stearic acid, 20～40 parts of spray carbon blacks, 10～12 parts of adjacent dibutylester tenderizers, antioxidant D (Chinese name: N-phenyl-2-naphthylamine, molecular formula: C16H13N) 2～4 parts, promotor TT (Chinese name: tetramethyl-thiuram disulfide, molecular formula: C6H12N2S4) 1～2 part.
Embodiment 1 concrete production stage is as follows:
Sizing material is produced
⑴ according to the various batchings of concrete formula rate weighing; Its rubber raw materials proportioning is: 1500 type styrene-butadiene rubber(SBR)-10 are 30 parts, 70 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.3 part in sulphur, 4 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 1 part of stearic acid, 20 parts of spray carbon blacks, 10 parts of adjacent dibutylester tenderizers, antioxidant D (Chinese name: N-phenyl-2-naphthylamine, molecular formula: C16H13N) 2 parts, promotor TT (Chinese name: tetramethyl-thiuram disulfide, molecular formula: C6H12N2S4) 1 part.Every part weight unit is fixed according to need of production in the component, such as every part by 1 kilogram.
⑵ get 1500 type styrene-butadiene rubber(SBR)-10 according to the rubber raw materials proportioning of (1) and 9000 type cis-1,4-polybutadiene rubbers are added on the rubber mixing machine, it is mixing evenly that rubber mixing machine roll spacing 4mm adds sulphur, zinc oxide, 54 type chloroprene rubbers, magnesium oxide, Zinic stearas, stearic acid, antioxidant D successively according to the rubber raw materials proportioning of (1) after mixing 2 minutes, and roll spacing is transferred to 5mm and is added promotor TT, spray carbon black and adjacent dibutylester tenderizer 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 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 rubber mass composition of embodiment 2 is as follows by component: 1500 type styrene-butadiene rubber(SBR)-10 are 40 parts, 85 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.45 part in sulphur, 5 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 2 parts of stearic acid, 30 parts of spray carbon blacks, 11 parts of adjacent dibutylester tenderizers, antioxidant D (Chinese name: N-phenyl-2-naphthylamine, molecular formula: C16H13N) 3 parts, promotor TT (Chinese name: tetramethyl-thiuram disulfide, molecular formula: C6H12N2S4) 1.5 parts.
Embodiment 3 production processes are identical with embodiment 1, difference is that rubber mass component ratio is different, the rubber mass composition of embodiment 3 is as follows by component: 1500 type styrene-butadiene rubber(SBR)-10 are 50 parts, 100 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.6 part in sulphur, 6 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 3 parts of stearic acid, 40 parts of spray carbon blacks, 12 parts of adjacent dibutylester tenderizers, antioxidant D (Chinese name: N-phenyl-2-naphthylamine, molecular formula: C16H13N) 4 parts, promotor TT (Chinese name: tetramethyl-thiuram disulfide, molecular formula: C6H12N2S4) 2 parts.
Three kinds of embodiment performance comparison
Embodiment 2 prescriptions and the contrast of existing market product
Claims (5)
1. outfall sewer valve high-strength rubber sealing member, it is characterized in that: its rubber raw materials component and proportioning are chosen as 1500 type styrene-butadiene rubber(SBR)-10 and are selected in 30～50 parts, 70～100 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.3～0.6 part in sulphur, 4～6 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 1～3 part of stearic acid, 20～40 parts of spray carbon blacks, 10～12 parts of adjacent dibutylester tenderizers, the Chinese name of antioxidant D: N-phenyl-2-naphthylamine, 2～4 parts of molecular formula: C16H13N, the Chinese name of promotor TT: tetramethyl-thiuram disulfide, 1～2 part of molecular formula: C6H12N2S4.
2. outfall sewer valve high-strength rubber sealing member according to claim 1, it is characterized in that: described rubber raw materials component and proportioning are that 1500 type styrene-butadiene rubber(SBR)-10 are 30 parts, 70 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.3 part in sulphur, 4 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 1 part of stearic acid, 20 parts of spray carbon blacks, 10 parts of adjacent dibutylester tenderizers, the Chinese name of antioxidant D: N-phenyl-2-naphthylamine, 2 parts of molecular formula: C16H13N, the Chinese name of promotor TT: tetramethyl-thiuram disulfide, 1 part of molecular formula: C6H12N2S4.
3. outfall sewer valve high-strength rubber sealing member according to claim 1, it is characterized in that: described rubber raw materials component and proportioning are that 1500 type styrene-butadiene rubber(SBR)-10 are 40 parts, 85 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.45 part in sulphur, 5 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 2 parts of stearic acid, 30 parts of spray carbon blacks, 11 parts of adjacent dibutylester tenderizers, the Chinese name of antioxidant D: N-phenyl-2-naphthylamine, 3 parts of molecular formula: C16H13N, the Chinese name of promotor TT: tetramethyl-thiuram disulfide, molecular formula: C6H12N2S4 are 1.5 parts.
4. outfall sewer valve high-strength rubber sealing member according to claim 1, it is characterized in that: described rubber raw materials component and proportioning are that 1500 type styrene-butadiene rubber(SBR)-10 are 50 parts, 100 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.6 part in sulphur, 6 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 3 parts of stearic acid, 40 parts of spray carbon blacks, 12 parts of adjacent dibutylester tenderizers, the Chinese name of antioxidant D: N-phenyl-2-naphthylamine, molecular formula: C16H13N is 4 parts, the Chinese name of promotor TT: tetramethyl-thiuram disulfide, molecular formula: C6H12N2S4 are 2 parts.
5. this outfall sewer valve is with the production method of high-strength rubber sealing member:
Sizing material is produced
⑴ according to the various batchings of concrete formula rate weighing; Its rubber raw materials component and proportioning are chosen as 1500 type styrene-butadiene rubber(SBR)-10 and are selected in 30～50 parts, 70～100 parts of 9000 type cis-1,4-polybutadiene rubbers, 0.3～0.6 part in sulphur, 4～6 parts in zinc oxide, 23 parts of 54 type chloroprene rubbers, 4.5 parts in magnesium oxide, 8.5 parts of Zinic stearass, 1～3 part of stearic acid, 20～40 parts of spray carbon blacks, 10～12 parts of adjacent dibutylester tenderizers, the Chinese name of antioxidant D: N-phenyl-2-naphthylamine, 2～4 parts of molecular formula: C16H13N, the Chinese name of promotor TT: tetramethyl-thiuram disulfide, molecular formula: C6H12N2S4 is 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 get 1500 type styrene-butadiene rubber(SBR)-10 according to the rubber raw materials proportioning of (1) and 9000 type cis-1,4-polybutadiene rubbers are added on the rubber mixing machine, it is mixing evenly that rubber mixing machine roll spacing 4mm adds sulphur, zinc oxide, 54 type chloroprene rubbers, magnesium oxide, Zinic stearas, stearic acid, antioxidant D successively according to the rubber raw materials proportioning of (1) after mixing 2 minutes, and roll spacing is transferred to 5mm and is added promotor TT, spray carbon black and adjacent dibutylester tenderizer 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 201210503087 CN103044731A (en) | 2012-11-30 | 2012-11-30 | High-strength rubber sealing piece applied to sewer pipe valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210503087 CN103044731A (en) | 2012-11-30 | 2012-11-30 | High-strength rubber sealing piece applied to sewer pipe valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103044731A true CN103044731A (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210503087 Withdrawn CN103044731A (en) | 2012-11-30 | 2012-11-30 | High-strength rubber sealing piece applied to sewer pipe valve |
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| CN (1) | CN103044731A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103408814A (en) * | 2013-07-01 | 2013-11-27 | 芜湖市银鸿液压件有限公司 | High-temperature/pressure-resistant sealing gasket for heat exchangers and preparation method thereof |
| CN109467764A (en) * | 2018-12-06 | 2019-03-15 | 铜陵新创流体科技有限公司 | A kind of conveyance conduit impact resistance valve door sealing gasket |
| CN110330703A (en) * | 2019-06-04 | 2019-10-15 | 中电鼎康（天长）科技有限公司 | A kind of anti-deformation pressure sensor sealing material and preparation method thereof |
-
2012
- 2012-11-30 CN CN 201210503087 patent/CN103044731A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103408814A (en) * | 2013-07-01 | 2013-11-27 | 芜湖市银鸿液压件有限公司 | High-temperature/pressure-resistant sealing gasket for heat exchangers and preparation method thereof |
| CN109467764A (en) * | 2018-12-06 | 2019-03-15 | 铜陵新创流体科技有限公司 | A kind of conveyance conduit impact resistance valve door sealing gasket |
| CN110330703A (en) * | 2019-06-04 | 2019-10-15 | 中电鼎康（天长）科技有限公司 | A kind of anti-deformation pressure sensor sealing material and preparation method thereof |
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| PB01 | Publication | ||
| C04 | Withdrawal of patent application after publication (patent law 2001) | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20130417 |