CN104086997A - Flame-retardant conductive rubber - Google Patents
Flame-retardant conductive rubber Download PDFInfo
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- CN104086997A CN104086997A CN201410358202.3A CN201410358202A CN104086997A CN 104086997 A CN104086997 A CN 104086997A CN 201410358202 A CN201410358202 A CN 201410358202A CN 104086997 A CN104086997 A CN 104086997A
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Abstract
The invention discloses flame-retardant conductive rubber. The flame-retardant conductive rubber comprises the following components in parts by weight: 20-40 parts of chloroprene rubber, 20-50 parts of chlorinated butyl rubber, 0.5-2 parts of antimonous oxide, 2-5 parts of decabromodiphenyl ether, 1-5 parts of softening agent, 2-5 parts of conductive graphite, 1-5 parts of dimethyl silicone oil, 40-100 parts of silicone rubber, 4-15 parts of coumarone resin, 2-10 parts of zinc oxide, 2-10 parts of sulfur, 1-4 parts of conductive particles, 1-5 parts of anti-aging agent, 15-50 parts of high abrasion-proof carbon black, 1-5 parts of rosin, 1-5 parts of anti-aging agent, 1-6 parts of hydroxyl silicone oil, 1-5 parts of vulcanizing agent, 1-5 parts of white carbon black, 0.5-20 parts of tetramethyl thiuram monosulfide, 0.5-2 parts of 4'-disulfodimorpholine and 0.5-2 parts of N-tertiary butyl-2 benzothiazole sulfonamide. Compared with the prior art, the flame-retardant conductive rubber is good in conduction property, high in tensile strength and good in flame-retardant property, air impermeability and ageing resistance.
Description
Technical field
The invention belongs to rubber chemicals technical field, relate in particular to the conductive rubber that a kind of flame retardant properties is good.
Background technology
Conductive rubber typically refers to volume resistance in 9 ohmcms of 10, because rubber is good isolator, and 14 left and right that volume resistance is greater than 10, its principle is added graphitized carbon black, metal, conduction reagent change rubber insulation exactly in rubber.Existing conductive rubber is that conductive particle is evenly distributed in silicon rubber by glass silvering, aluminium be silver-plated, silver-colored etc., by pressure, conductive particle is contacted, and reaches good conductivity.Conductive rubber is military and commercially have an application, and its Main Function is to seal and electromagnetic shielding.Conductive rubber product can mold pressing or extrusion molding, has on chip or other die-cut shapes is available, and shielding properties is up to 120dB(10GHz).The conductive rubber of filling with conductive carbon black, volume resistance can remain on several kilo-ohms conventionally, and owing to having used single Shawinigan black in existing formula, its tensile strength can only reach 12Mpa, can not meet actual needs far away, secondly also have the undesirable problem of flame retardant effect.
Summary of the invention
The invention provides a kind of flame-retardant conductive rubber, it can solve the problem that existing conductive rubber tensile strength is low, flame retardant effect is undesirable.
In order to address the above problem, the technical solution adopted in the present invention is: a kind of flame-retardant conductive rubber, comprises the component of pressing row weight part meter:
20 parts-40 parts of chloroprene rubbers, 20 parts-50 parts of chlorinated butyl rubbers, 0.5 part-2 parts of antimonous oxides, 2 parts-5 parts of decabromodiphynly oxides, 1 part-5 parts of tenderizers, 1 part-5 parts of vulcanizing agents, 2 parts-5 parts of electrically conductive graphites, 1 part-5 parts of dimethyl silicone oils, 40 parts-100 parts, silicon rubber, 4 parts-15 parts of coumarone indene resins, 2 parts-10 parts, zinc oxide, 2 parts-10 parts of Sulfurs, 1 part-4 parts of conductive particles, 15 parts-50 parts of high wear-resistant carbon blacks, 1 part-5 parts, anti-aging agent, 1 part-5 parts of rosin, 1 part-5 parts of white carbon blacks, 1 part-6 parts of hydroxy silicon oils, 5 parts-20 parts of tetramethylthiuram monosulfides, 4-2 parts of 0.5 part of ＇ – dithio morpholines, 0.5 part-2 parts of the tertiary Ding Ji – 2 benzothiazole sulphenamides of N –.
In technique scheme, technical scheme can also be more specifically: by weight, 30 parts of described chloroprene rubbers, 1 part of described antimonous oxide, 2 parts of described tenderizers, 3 parts of described electrically conductive graphites, 60 parts, described silicon rubber, 6 parts, described zinc oxide, 2 parts of described conductive particles, 2 parts, described anti-aging agent, 30 parts of described high wear-resistant carbon blacks, 3 parts of described white carbon blacks, 30 parts of described chlorinated butyl rubbers, 3 parts of described decabromodiphynly oxides, 2 parts of described vulcanizing agents, 3 parts of described dimethyl silicone oils, 10 parts of described coumarone indene resins, 5 parts of described Sulfurs, 3 parts of described rosin, 3 parts of described hydroxy silicon oils, 8 parts of described tetramethylthiuram monosulfides, 1 part of described 4 ＇ – dithio morpholine, 1 part of the tertiary Ding Ji – 2 benzothiazole sulphenamide of described N –.
Further, described chlorinated butyl rubber is made by isoprene-isobutylene rubber chlorination, two keys of the chlorine that described chlorinated butyl rubber contains 11%-13%, 10%-17% mole.
Further, described conductive particle is copper powder, aluminium powder, nickel powder three's mixture, and three's ratio of weight and number is 2: 3: 1-2.
Further, described anti-aging agent is 6 – oxyethyl group-2,2,4 – trimethylammonium-1,2 dihyaroquinolines, 2,2, at least one in 4 – trimethylammonium 1,2 – dihydro quinoline polymers, diaryl secondary amine antioxidant, Ursol D class.
Further, described anti-aging agent is at least one of N – Ben Ji – α – aniline, N – phenyl-N ＇ – Yi Bing Ji – Ursol D, N-N ＇ – bis-Ben Ji – Ursol D, antioxidant 4020.
Further, described anti-aging agent is N – Ben Ji – α – aniline, N-N ＇ – bis-Ben Ji – Ursol D, and this both ratio of weight and number is 1-3: 1.
Further, described anti-aging agent N – Ben Ji – α – aniline: the ratio of weight and number of described N-N ’ – bis-Ben Ji – Ursol D is 2: 1.
Owing to adopting technique scheme, the present invention compared with prior art has following beneficial effect:
Owing to adopting, chlorinated butyl rubber and chloroprene rubber are combined and used, and using decabromodiphynly oxide, antimonous oxide, white carbon black three and combine as flame-retardant system, its flame retardant properties gets a promotion, and conductivity, tensile strength get a promotion simultaneously, and flame retardant resistance, resistance to air loss and ageing resistance are good.
Embodiment
Below in conjunction with specific examples, the invention will be further described:
Embodiment 1
A flame retardant rubber, comprises the component of pressing row weight part meter:
Chloroprene rubber 20kg, chlorinated butyl rubber 20kg, antimonous oxide 0.5kg, decabromodiphynly oxide 2kg, tenderizer 1kg, 1 part of kg of vulcanizing agent, electrically conductive graphite 2kg, dimethyl silicone oil 1kg, silicon rubber 40kg, coumarone indene resin 4kg, 2 parts, zinc oxide, Sulfur 2kg, conductive particle 1kg, high wear-resistant carbon black 15kg, anti-aging agent 1kg rosin 1kg, white carbon black 1kg, hydroxy silicon oil 1kg, tetramethylthiuram monosulfide 0.5kg, 4 ＇ – dithio morpholine 0.5kg, the tertiary Ding Ji – 2 benzothiazole sulphenamide 0.5kg of N –.
Above-mentioned chlorinated butyl rubber is made by isoprene-isobutylene rubber chlorination, and this chlorinated butyl rubber contains 11% chlorine, two keys of 17%% mole; Above-mentioned conductive particle is copper powder, aluminium powder, nickel powder three's mixture, and this three's ratio of weight and number is 2: 3: 1; Above-mentioned anti-aging agent is 6 – oxyethyl group-2,2,4 – trimethylammonium-1; By the combination of chlorinated butyl rubber and chloroprene rubber use, to using decabromodiphynly oxide, antimonous oxide, white carbon black three to combine as flame-retardant system, its flame retardant properties gets a promotion, and conducts electricity very well.
Embodiment 2
By weight, chloroprene rubber 30kg, antimonous oxide 1kg, tenderizer 2kg, electrically conductive graphite 3kg, silicon rubber 60kg, zinc oxide 6kg, conductive particle 2kg, anti-aging agent 2kg, high wear-resistant carbon black 30kg, white carbon black 3kg, chlorinated butyl rubber 30kg, decabromodiphynly oxide 3kg, vulcanizing agent 2kg, dimethyl silicone oil 3kg, coumarone indene resin 10kg, Sulfur 5kg, rosin 3kg, hydroxy silicon oil 3kg, tetramethylthiuram monosulfide 8kg, 4 ＇ – dithio morpholine 1kg, the tertiary Ding Ji – 2 benzothiazole sulphenamide 1kg of N –; Above-mentioned chlorinated butyl rubber is made by isoprene-isobutylene rubber chlorination, and this chlorinated butyl rubber contains 13% chlorine, two keys of 10% mole; Above-mentioned conductive particle is copper powder, aluminium powder, nickel powder three's mixture, and this three's ratio of weight and number is 2: 3: 1; This anti-aging agent is N – Ben Ji – α – aniline, N – phenyl-N ＇ – Yi Bing Ji – Ursol D, and both ratios of weight and number are 1: 1.
Embodiment 3
By weight, chloroprene rubber 40kg, antimonous oxide 2kg, tenderizer 5kg, electrically conductive graphite 5kg, silicon rubber 100kg, zinc oxide 10kg, conductive particle 4kg, anti-aging agent 5kg, high wear-resistant carbon black 50kg, white carbon black 5kg, chlorinated butyl rubber 50kg, decabromodiphynly oxide 5kg, vulcanizing agent 5kg, dimethyl silicone oil 5kg, coumarone indene resin 15kg, Sulfur 10kg, rosin 5kg, hydroxy silicon oil 6kg, tetramethylthiuram monosulfide 20kg, 4 ＇ – dithio morpholine 2kg, the tertiary Ding Ji – 2 benzothiazole sulphenamide 2kg of N –; Above-mentioned chlorinated butyl rubber is made by isoprene-isobutylene rubber chlorination, and this chlorinated butyl rubber contains 12% chlorine, two keys of 15% mole; Above-mentioned conductive particle is copper powder, aluminium powder, nickel powder three's mixture, and this three's ratio of weight and number is 2: 3: 1; This anti-aging agent is N – Ben Ji – α – aniline, N – phenyl-N ＇ – Yi Bing Ji – Ursol D, and both ratios of weight and number are 2: 1.
Claims (8)
1. a flame-retardant conductive rubber, is characterized in that, comprises the component of pressing row weight part meter:
20 parts-40 parts of chloroprene rubbers, 20 parts-50 parts of chlorinated butyl rubbers, 0.5 part-2 parts of antimonous oxides, 2 parts-5 parts of decabromodiphynly oxides, 1 part-5 parts of tenderizers, 1 part-5 parts of vulcanizing agents, 2 parts-5 parts of electrically conductive graphites, 1 part-5 parts of dimethyl silicone oils, 40 parts-100 parts, silicon rubber, 4 parts-15 parts of coumarone indene resins, 2 parts-10 parts, zinc oxide, 2 parts-10 parts of Sulfurs, 1 part-4 parts of conductive particles, 15 parts-50 parts of high wear-resistant carbon blacks, 1 part-5 parts, anti-aging agent, 1 part-5 parts of rosin, 1 part-5 parts of white carbon blacks, 1 part-6 parts of hydroxy silicon oils, 0.5 part-20 parts of tetramethylthiuram monosulfides, 4-2 parts of 0.5 part of ＇ – dithio morpholines, 0.5 part-2 parts of the tertiary Ding Ji – 2 benzothiazole sulphenamides of N –.
2. a kind of flame-retardant conductive rubber according to claim 1, it is characterized in that: by weight, 30 parts of described chloroprene rubbers, 1 part of described antimonous oxide, 2 parts of described tenderizers, 3 parts of described electrically conductive graphites, 60 parts, described silicon rubber, 6 parts, described zinc oxide, 2 parts of described conductive particles, 2 parts, described anti-aging agent, 30 parts of described high wear-resistant carbon blacks, 3 parts of described white carbon blacks, 30 parts of described chlorinated butyl rubbers, 3 parts of described decabromodiphynly oxides, 2 parts of described vulcanizing agents, 3 parts of described dimethyl silicone oils, 10 parts of described coumarone indene resins, 5 parts of described Sulfurs, 3 parts of described rosin, 3 parts of described hydroxy silicon oils, 8 parts of described tetramethylthiuram monosulfides, 1 part of described 4 ＇ – dithio morpholine, 1 part of the tertiary Ding Ji – 2 benzothiazole sulphenamide of described N –.
3. a kind of flame-retardant conductive rubber according to claim 1, is characterized in that: described chlorinated butyl rubber is made by isoprene-isobutylene rubber chlorination, two keys of the chlorine that described chlorinated butyl rubber contains 11%-13%, 10%-17% mole.
4. a kind of flame-retardant conductive rubber according to claim 1, is characterized in that: described conductive particle is copper powder, aluminium powder, nickel powder three's mixture, described copper powder: described aluminium powder: the ratio of weight and number of described nickel powder is 2: 3: 1.
5. a kind of flame-retardant conductive rubber according to claim 1, it is characterized in that: described anti-aging agent is 6 – oxyethyl group-2,2,4 – trimethylammonium-1,2 dihyaroquinolines, 2, at least one in 2,4 – trimethylammonium 1,2 – dihydro quinoline polymers, diaryl secondary amine antioxidant, Ursol D class.
6. a kind of flame-retardant conductive rubber according to claim 2, is characterized in that: described anti-aging agent is at least one of N – Ben Ji – α – aniline, N – phenyl-N ＇ – Yi Bing Ji – Ursol D, N-N ＇ – bis-Ben Ji – Ursol D, antioxidant 4020.
7. a kind of flame-retardant conductive rubber according to claim 2, is characterized in that: described anti-aging agent is N – Ben Ji – α – aniline, N-N ＇ – bis-Ben Ji – Ursol D, and this both ratio of weight and number is 1-3: 1.
8. a kind of flame-retardant conductive rubber according to claim 7, is characterized in that: described anti-aging agent N – Ben Ji – α – aniline: the ratio of weight and number of described anti-aging agent N-N ＇ – bis-Ben Ji – Ursol D is 2: 1.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104962081A (en) * | 2015-06-30 | 2015-10-07 | 桐城市诚信木塑科技材料有限公司 | Conductive rubber |
| CN105367857A (en) * | 2015-12-10 | 2016-03-02 | 季桂金 | High temperature resistant conductive rubber material |
| CN105419032A (en) * | 2015-12-30 | 2016-03-23 | 张桂华 | High-sealing synthetic rubber material and preparation method therefor |
| CN105482369A (en) * | 2015-12-29 | 2016-04-13 | 李栋军 | Flame-retardant filling for cables |
| CN107286666A (en) * | 2017-08-01 | 2017-10-24 | 合肥择浚电气设备有限公司 | A kind of low-density conductive rubber and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102977610A (en) * | 2012-11-05 | 2013-03-20 | 安徽金桥电缆有限公司 | Cross-linked low-smoke and zero-halogen flame retardant cable material for locomotive vehicles, and its preparation method |
| CN103694594A (en) * | 2013-12-03 | 2014-04-02 | 安徽国电电缆集团有限公司 | Flame-retardant cable material |
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- 2014-07-25 CN CN201410358202.3A patent/CN104086997B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102977610A (en) * | 2012-11-05 | 2013-03-20 | 安徽金桥电缆有限公司 | Cross-linked low-smoke and zero-halogen flame retardant cable material for locomotive vehicles, and its preparation method |
| CN103694594A (en) * | 2013-12-03 | 2014-04-02 | 安徽国电电缆集团有限公司 | Flame-retardant cable material |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104962081A (en) * | 2015-06-30 | 2015-10-07 | 桐城市诚信木塑科技材料有限公司 | Conductive rubber |
| CN105367857A (en) * | 2015-12-10 | 2016-03-02 | 季桂金 | High temperature resistant conductive rubber material |
| CN105482369A (en) * | 2015-12-29 | 2016-04-13 | 李栋军 | Flame-retardant filling for cables |
| CN105419032A (en) * | 2015-12-30 | 2016-03-23 | 张桂华 | High-sealing synthetic rubber material and preparation method therefor |
| CN107286666A (en) * | 2017-08-01 | 2017-10-24 | 合肥择浚电气设备有限公司 | A kind of low-density conductive rubber and preparation method thereof |
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| CN104086997B (en) | 2016-11-02 |
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