CN102417630A - Rubber lining material of corrosion-resistant rubber lining butterfly valve and production method thereof - Google Patents
Rubber lining material of corrosion-resistant rubber lining butterfly valve and production method thereof Download PDFInfo
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- CN102417630A CN102417630A CN2011103365210A CN201110336521A CN102417630A CN 102417630 A CN102417630 A CN 102417630A CN 2011103365210 A CN2011103365210 A CN 2011103365210A CN 201110336521 A CN201110336521 A CN 201110336521A CN 102417630 A CN102417630 A CN 102417630A
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Abstract
The invention discloses a rubber lining material of a corrosion-resistant rubber lining butterfly valve, the rubber lining material is formed by mixing rubber lining materials A and rubber lining materials B, wherein the two parts respectively comprise raw materials in part by weight as follows: the rubber lining materials A: 85-95 of nitrile rubber 3305, 0.3-0.5 of sulphur, 4-6 of magnesium oxide, 3-4 stearic acid, 2 of antioxidant, 1-2 of 2,5-Di-tert-butylhydroquinone (DTBHQ), 1-2 of antiager RD, 1-2 of antiager 4010 NA, 3-4 of paraffin, 22-25 of quick extrusion black carbon N660, 62-65 of high abrasion furnace black N330, 18-22 of dioctyl phthalate, 25-35 of calcium carbonate, 3-4 of accelerant M, 1-2 of accelerant tetramethylthiuram disulfide (TMTD) and 1-2 accelerant Tetraethylthiuram disulfide (TETD); and the rubber lining materials B: 82-87 of chloropropylene epoxide homopolymer, 12-18 of epichlorohydrin copolymer, 1-2 of zinc stearate, 1-3 of antiager RD, 0.4-0.6 of gum easy T-78, 1-2 of Rhein paraffin, 45-55 of quick extrusion black carbon, 10-14 of kieselguhr, 5-8 of dioctyl phthalate, 4-6 of lead tetroxide, 0.8 of vulcanizer TCY and 1-2 of accelerant Na-22. The rubber lining material has good comprehensive performance, the rubber lining butterfly valve which is obtained after vulcanization has the characteristics of good air tightness, weather resistance, low temperature resistance, oil resistance and the like, and simultaneously has low material cost.
Description
Technical field
The present invention relates to the rubber composite manufacture field, be specifically related to line with rubber sizing material of a kind of corrosion-resistant butterfly valve and preparation method thereof.
Background technology
In fluid-duct-system, valve is a controlling elements, and it mainly acts on is xegregating unit and tubing system, regulate flow, anti-backflow, adjusting and drainage pressure; Therefore stopping property and the corrosion resistance nature to valve requires than higher; High temperature resistant, the corrosion resistance nature of existing casting butterfly valve are not fine, and thereupon, line with rubber dish valve is used more and more widely; The resistance to elevated temperatures of the line with rubber sizing material of existing butterfly valve, corrosion resistance nature are not very desirable; Though the corrosion resistance and good that has, raw-material costing an arm and a leg, cost is high.
Summary of the invention
The invention provides line with rubber sizing material of a kind of corrosion-resistant butterfly valve and preparation method thereof; With line with rubber rubber vulcanization of the present invention on the internal surface of butterfly valve body inner chamber with valve shaft seat hole surface on; The butterfly valve of gained has characteristics such as good air-tightness, weathering resistance, lower temperature resistance and oil-proofness, and the cost of material is low simultaneously.
The present invention adopts following technical scheme to achieve these goals:
A kind of line with rubber sizing material of corrosion-resistant butterfly valve is characterized in that, it is by A, mixing the forming of B two portions rubber size, and the weight part of its two portions constitutive material is:
The A sizing material:
Paracril 3305 85-95 sulphur 0.3-0.5, Natural manganese dioxide 4-6, Triple Pressed Stearic Acid 3-4, oxidation inhibitor 2; 5-ditert-butylhydro quinone-DTBHQ 1-2, anti-aging agent RD 1-2, antioxidant 4010NA 1-2, paraffin 3-4, extrude carbon black N660 22-25, high wear-resistant carbon black N330 62-65, dioctyl ester 18-22, lime carbonate 25-35, captax 3-4, TM monex TD 1-2, promotor TETD 1-2 soon
The B sizing material:
Homopolymerization epichlorohydrin rubber 82-87, copolymerization epichlorohydrin rubber 12-18, Zinic stearas 1-2, anti-aging agent RD 1-3, glue are prone to plain T-78 0.4-0.6, Lay mattress wax 1-2, extrude carbon black 45-55, zeyssatite 10-14, dioctyl ester 5-8, four oxidations, two plumbous 4-6, vulcanizing agent TCY 0.7-0.9, accelerant N a-22 1-2 soon.
The line with rubber sizing material of described corrosion-resistant butterfly valve is characterized in that, it is by A, mixing the forming of B two portions rubber size, and the weight part of its two portions constitutive material is:
The A sizing material:
Paracril 3,305 90 sulphur 0.4, Natural manganese dioxide 5, Triple Pressed Stearic Acid 2, anti-aging agent RD 1.5, antioxidant 4010NA 1.5, paraffin 2, extrude carbon black N660 24, high wear-resistant carbon black N330 63, dioctyl ester 20, lime carbonate 30, captax 2, TM monex TD1, promotor TETD1 soon
The B sizing material:
Homopolymerization epichlorohydrin rubber 85, copolymerization epichlorohydrin rubber 15, Zinic stearas 1, anti-aging agent RD 2, glue are prone to plain T-780.5, Lay mattress wax 1.5, extrude that carbon black 50, zeyssatite 12, dioctyl ester 6, four oxidations two are plumbous 5 soon, vulcanizing agent TCY 0.8, accelerant N a-22 1.5.
The preparation method of the line with rubber sizing material of described corrosion-resistant butterfly valve may further comprise the steps:
The first step: prepare A sizing material, B sizing material respectively
One, the preparation of A sizing material
(1) plasticates: start Banbury mixer, paracril 3305 is dropped in the Banbury mixer plasticate, after plasticating 15-25 minute,, begin discharge, park cooling 23-25 hour behind the discharge when temperature reaches 110-120 ℃;
(2) mixing: as above-mentioned cooled broken-(down)rubber to be joined in the Banbury mixer, add Natural manganese dioxide, Triple Pressed Stearic Acid, anti-aging agent class, paraffin again, after mixing 3-4 minute; Add after lime carbonate continues mixing 2-3 minute, again the carbon black class is added at twice wherein mixingly, added 2/3 carbon black mixing 2-3 minute earlier; Add again the residue 1/3 carbon black, turned refining 2-3 minute, add the abundant mixing 3-4 of dioctyl ester minute again after; When temperature reached 85-90 ℃, the beginning discharge was parked cooling 23-25 hour behind the discharge;
(3) vulcanization system adds: above-mentioned mixing materials is dropped in the mill, vulcanizing agent, promotor class are added in the rubber unvulcanizate again, thin logical 5-7 be all over can obtaining the A sizing material, the processing temperature of mill≤60 ℃;
Two, the preparation of B sizing material
(1) plasticates: start Banbury mixer,, after plasticating 15-25 minute,, begin discharge, park cooling 23-25 hour behind the discharge when temperature reaches 110-120 ℃ with plasticating in homopolymerization epichlorohydrin rubber and the copolymerization epichlorohydrin rubber input Banbury mixer;
(2) mixing: as above-mentioned cooled broken-(down)rubber to be joined in the Banbury mixer, add four oxidations, two lead, Zinic stearas, anti-aging agent class, the easy plain T-78 of glue, Lay mattress wax again, after mixing 3-4 minute; Add after zeyssatite continues mixing 2-3 minute, again the carbon black class is added at twice wherein mixingly, added 2/3 carbon black mixing 2-3 minute earlier; Add residue 1/3 carbon black again; Turned refining 2-3 minute, add the abundant mixing 3-4 of dioctyl ester minute again after, when temperature reaches 85-90 ℃; The beginning discharge is parked cooling 23-25 hour behind the discharge;
(3) vulcanization system adds: above-mentioned mixing materials is dropped in the mill, vulcanizing agent class, promotor class are added in the rubber unvulcanizate again, thin logical 5-7 be all over can obtaining the B sizing material, the processing temperature of mill≤60 ℃.
Second step: A sizing material and B sizing material mixing
With the above-mentioned A sizing material that makes and B sizing material by weight being A: B=(1-2): 1 mix after, join in the mill, carry out once more mixing, thin logical 6-8 time, the rubber composite of the present invention that can make.
Beneficial effect of the present invention:
Elastomeric material of the present invention has good comprehensive performances; With line with rubber rubber vulcanization of the present invention on the internal surface of butterfly valve body inner chamber with valve shaft seat hole surface on; The butterfly valve of gained has characteristics such as good air-tightness, weathering resistance, lower temperature resistance and oil-proofness, and the cost of material is low simultaneously.
Embodiment
Used part among the embodiment is weight part.
Embodiment one:
1, starting material are prepared:
The raw-material preparation of A sizing material:
Take by weighing paracril 3,305 90 sulphur 0.4, Natural manganese dioxide 5, Triple Pressed Stearic Acid 2, oxidation inhibitor 2; 5-ditert-butylhydro quinone-DTBHQ1, anti-aging agent RD 1.5, antioxidant 4010NA 1.5, paraffin 2, extrude carbon black N660 24, high wear-resistant carbon black N330 63, dioctyl ester 20, lime carbonate 30, captax 2, TM monex TD1, promotor TETD1 soon
The raw-material preparation of B sizing material:
Take by weighing that homopolymerization epichlorohydrin rubber 85, copolymerization epichlorohydrin rubber 15, Zinic stearas 1, anti-aging agent RD 2, glue are prone to plain T-78 0.5, Lay mattress wax 1.5, extrude that carbon black 50, zeyssatite 12, dioctyl ester 6, four oxidations two are plumbous 5 soon, vulcanizing agent TCY 0.8, accelerant N a-22 1.5.
2, the preparation method of the line with rubber sizing material of corrosion-resistant butterfly valve may further comprise the steps:
The first step: prepare A sizing material, B sizing material respectively
One, the preparation of A sizing material
(1) plasticates: start Banbury mixer, paracril 3305 is dropped in the Banbury mixer plasticate, after plasticating 15-25 minute,, begin discharge, park cooling 23-25 hour behind the discharge when temperature reaches 110-120 ℃;
(2) mixing: as above-mentioned cooled broken-(down)rubber to be joined in the Banbury mixer, add Natural manganese dioxide, Triple Pressed Stearic Acid, anti-aging agent class, paraffin again, after mixing 3-4 minute; Add after lime carbonate continues mixing 2-3 minute, again the carbon black class is added at twice wherein mixingly, added 2/3 carbon black mixing 2-3 minute earlier; Add again the residue 1/3 carbon black, turned refining 2-3 minute, add the abundant mixing 3-4 of dioctyl ester minute again after; When temperature reached 85-90 ℃, the beginning discharge was parked cooling 23-25 hour behind the discharge;
(3) vulcanization system adds: above-mentioned mixing materials is dropped in the mill, the promotor class is added in the rubber unvulcanizate again, thin logical 5-7 be all over can obtaining the A sizing material, the processing temperature of mill≤60 ℃;
Two, the preparation of B sizing material
(1) plasticates: start Banbury mixer, the homopolymerization epichlorohydrin rubber is plasticated with being total in the polychloroether glue input Banbury mixer, after plasticating 15-25 minute,, begin discharge, park cooling 23-25 hour behind the discharge when temperature reaches 110-120 ℃;
(2) mixing: as above-mentioned cooled broken-(down)rubber to be joined in the Banbury mixer, add four oxidations, two lead, Zinic stearas, anti-aging agent class, the easy plain T-78 of glue, Lay mattress wax again, after mixing 3-4 minute; Add after zeyssatite continues mixing 2-3 minute, again the carbon black class is added at twice wherein mixingly, added 2/3 carbon black mixing 2-3 minute earlier; Add residue 1/3 carbon black again; Turned refining 2-3 minute, add the abundant mixing 3-4 of dioctyl ester minute again after, when temperature reaches 85-90 ℃; The beginning discharge is parked cooling 23-25 hour behind the discharge;
(3) vulcanization system adds: above-mentioned mixing materials is dropped in the mill, vulcanizing agent class, promotor class are added in the rubber unvulcanizate again, thin logical 5-7 be all over can obtaining the B sizing material, the processing temperature of mill≤60 ℃.
Second step: A sizing material and B sizing material mixing
After the above-mentioned A sizing material that makes and B sizing material equal proportion mixed, join in the mill, carry out once more mixing, thin logical 6-8 time, the rubber composite of the present invention that can make.
Testing data
The physicals of elastomeric material of the present invention and conventional oil resisting rubber material detects and contrasts like following table:
From table, can find out that oil-proofness, resistance toheat, resistance to air loss and the resistance to tearing of butterfly valve line with rubber sizing material of the present invention are all good than conventional butterfly valve line with rubber sizing material.
Claims (3)
1. the line with rubber sizing material of a corrosion-resistant butterfly valve is characterized in that, it is by A, mixing the forming of B two portions rubber size, and the weight part of its two portions constitutive material is:
The A sizing material:
Paracril 3305 85-95, sulphur 0.3-0.5, Natural manganese dioxide 4-6, Triple Pressed Stearic Acid 3-4, oxidation inhibitor 2; 5-ditert-butylhydro quinone-DTBHQ 1-2, anti-aging agent RD 1-2, antioxidant 4010NA 1-2, paraffin 3-4, extrude carbon black N660 22-25, high wear-resistant carbon black N330 62-65, dioctyl ester 18-22, lime carbonate 25-35, captax 3-4, TM monex TD 1-2, promotor TETD 1-2 soon
The B sizing material:
Homopolymerization epichlorohydrin rubber 82-87, altogether polychloroether glue 12-18, Zinic stearas 1-2, anti-aging agent RD 1-3, glue are prone to plain T-78 0.4-0.6, Lay mattress wax 1-2, extrude carbon black 45-55, zeyssatite 10-14, dioctyl ester 5-8, four oxidations, two plumbous 4-6, vulcanizing agent TCY 0.7-0.9, promotor TT 1-2 soon.
2. the line with rubber sizing material of corrosion-resistant butterfly valve according to claim 1 is characterized in that, it is by A, mixing the forming of B two portions rubber size, and the weight part of its two portions constitutive material is:
The A sizing material:
Paracril 3,305 90 sulphur 0.4, Natural manganese dioxide 5, Triple Pressed Stearic Acid 2, anti-aging agent RD 1.5, antioxidant 4010NA 1.5, paraffin 2, extrude carbon black N660 24, high wear-resistant carbon black N330 63, dioctyl ester 20, lime carbonate 30, captax 2, TM monex TD1, promotor TETD1 soon
The B sizing material:
Homopolymerization type epichlorohydrin rubber 85, copoly type epichlorohydrin rubber 15, Zinic stearas 1, anti-aging agent RD 2, glue are prone to plain T-78 0.5, Lay mattress wax 1.5, extrude that carbon black 50, zeyssatite 12, dioctyl ester 6, four oxidations two are plumbous 5 soon, vulcanizing agent TCY 0.8, accelerant N a-22 1.5.
3. the preparation method of the line with rubber sizing material of corrosion-resistant butterfly valve as claimed in claim 1 is characterized in that may further comprise the steps:
The first step: prepare A sizing material, B sizing material respectively
One, the preparation of A sizing material
(1) plasticates: start Banbury mixer, paracril 3305 is dropped in the Banbury mixer plasticate, after plasticating 15-25 minute,, begin discharge, park cooling 23-25 hour behind the discharge when temperature reaches 110-120 ℃;
(2) mixing: as above-mentioned cooled broken-(down)rubber to be joined in the Banbury mixer, add Natural manganese dioxide, Triple Pressed Stearic Acid, anti-aging agent class, paraffin again, after mixing 3-4 minute; Add after lime carbonate continues mixing 2-3 minute, again the carbon black class is added at twice wherein mixingly, added 2/3 carbon black mixing 2-3 minute earlier; Add again the residue 1/3 carbon black, turned refining 2-3 minute, add the abundant mixing 3-4 of dioctyl ester minute again after; When temperature reached 85-90 ℃, the beginning discharge was parked cooling 23-25 hour behind the discharge;
(3) vulcanization system adds: above-mentioned mixing materials is dropped in the mill, vulcanizing agent, promotor class are added in the rubber unvulcanizate again, thin logical 5-7 be all over can obtaining the A sizing material, the processing temperature of mill≤60 ℃;
Two, the preparation of B sizing material
(1) plasticates: start Banbury mixer,, after plasticating 15-25 minute,, begin discharge, park cooling 23-25 hour behind the discharge when temperature reaches 110-120 ℃ with plasticating in homopolymerization epichlorohydrin rubber and the copolymerization epichlorohydrin rubber input Banbury mixer;
(2) mixing: as above-mentioned cooled broken-(down)rubber to be joined in the Banbury mixer, add four oxidations, two lead, Zinic stearas, anti-aging agent class, the easy plain T-78 of glue, Lay mattress wax again, after mixing 3-4 minute; Add after zeyssatite continues mixing 2-3 minute, again the carbon black class is added at twice wherein mixingly, added 2/3 carbon black mixing 2-3 minute earlier; Add residue 1/3 carbon black again; Turned refining 2-3 minute, add the abundant mixing 3-4 of dioctyl ester minute again after, when temperature reaches 85-90 ℃; The beginning discharge is parked cooling 23-25 hour behind the discharge;
(3) vulcanization system adds: above-mentioned mixing materials is dropped in the mill, vulcanizing agent class, promotor class are added in the rubber unvulcanizate again, thin logical 5-7 be all over can obtaining the B sizing material, the processing temperature of mill≤60 ℃;
Second step: A sizing material and B sizing material mixing
With the above-mentioned A sizing material that makes and B sizing material by weight being A:B=(1-2): 1 mix after, join in the mill, carry out once more mixing, thin logical 6-8 time, the rubber composite of the present invention that can make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103365210A CN102417630A (en) | 2011-10-31 | 2011-10-31 | Rubber lining material of corrosion-resistant rubber lining butterfly valve and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103365210A CN102417630A (en) | 2011-10-31 | 2011-10-31 | Rubber lining material of corrosion-resistant rubber lining butterfly valve and production method thereof |
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| CN102417630A true CN102417630A (en) | 2012-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103365210A Pending CN102417630A (en) | 2011-10-31 | 2011-10-31 | Rubber lining material of corrosion-resistant rubber lining butterfly valve and production method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103819763A (en) * | 2013-12-21 | 2014-05-28 | 芜湖禾田汽车工业有限公司 | Sealing element rubber |
| WO2015005081A1 (en) * | 2013-07-11 | 2015-01-15 | Nok株式会社 | Nitrile rubber composition |
| CN105504537A (en) * | 2015-12-30 | 2016-04-20 | 安徽铜陵科力阀门有限责任公司 | Anti-abrasion butterfly valve sealing rubber with high peel strength |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101353451A (en) * | 2007-07-25 | 2009-01-28 | 比亚迪股份有限公司 | Oil resistant low temperature resistant rubber composition |
| WO2009158604A2 (en) * | 2008-06-26 | 2009-12-30 | Bridgestone Corporation | Rubber compositions including metal-functionalized polyisobutylene derivatives and methods for preparing such compositions |
| CN101987889A (en) * | 2009-08-07 | 2011-03-23 | 焦玉怀 | Rubber and plastic alloy material |
| CN102432926A (en) * | 2011-10-27 | 2012-05-02 | 安徽金源流体控制技术有限公司 | Rubber lining rubber material for corrosion resisting butterfly valve lined with rubber, and preparation method for rubber lining rubber material |
-
2011
- 2011-10-31 CN CN2011103365210A patent/CN102417630A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101353451A (en) * | 2007-07-25 | 2009-01-28 | 比亚迪股份有限公司 | Oil resistant low temperature resistant rubber composition |
| WO2009158604A2 (en) * | 2008-06-26 | 2009-12-30 | Bridgestone Corporation | Rubber compositions including metal-functionalized polyisobutylene derivatives and methods for preparing such compositions |
| CN101987889A (en) * | 2009-08-07 | 2011-03-23 | 焦玉怀 | Rubber and plastic alloy material |
| CN102432926A (en) * | 2011-10-27 | 2012-05-02 | 安徽金源流体控制技术有限公司 | Rubber lining rubber material for corrosion resisting butterfly valve lined with rubber, and preparation method for rubber lining rubber material |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015005081A1 (en) * | 2013-07-11 | 2015-01-15 | Nok株式会社 | Nitrile rubber composition |
| JP5761471B2 (en) * | 2013-07-11 | 2015-08-12 | Nok株式会社 | Nitrile rubber composition |
| CN105555857A (en) * | 2013-07-11 | 2016-05-04 | Nok株式会社 | Nitrile rubber composition |
| CN105555857B (en) * | 2013-07-11 | 2017-06-20 | Nok株式会社 | Acrylonitrile rubber composite |
| CN103819763A (en) * | 2013-12-21 | 2014-05-28 | 芜湖禾田汽车工业有限公司 | Sealing element rubber |
| CN105504537A (en) * | 2015-12-30 | 2016-04-20 | 安徽铜陵科力阀门有限责任公司 | Anti-abrasion butterfly valve sealing rubber with high peel strength |
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Application publication date: 20120418 |