CN104086997B - Flame-retardant conductive rubber - Google Patents
Flame-retardant conductive rubber Download PDFInfo
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- CN104086997B CN104086997B CN201410358202.3A CN201410358202A CN104086997B CN 104086997 B CN104086997 B CN 104086997B CN 201410358202 A CN201410358202 A CN 201410358202A CN 104086997 B CN104086997 B CN 104086997B
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Abstract
The open a kind of flame-retardant conductive rubber of the present invention, including neoprene 20 40 parts, chlorinated scoline 20 50 parts, antimony oxide 0.5 2 parts, deca-BDE 25 parts, softening agent 15 parts, electrically conductive graphite 25 parts, dimethicone 15 parts, 40 100 parts of silicone rubber, coumarone indene resin 4 15 parts, zinc oxide 2 10 parts, sulfur 2 10 parts, conductive particle 14 parts, 15 parts of age resistor, high wear-resistant carbon black 15 50 parts, Colophonium 15 parts, 15 parts of age resistor, hydroxy silicon oil 16 parts, vulcanizing agent 15 parts, white carbon 15 parts, tetramethylthiuram monosulfide 0.5 20 parts, 4 ＇ dithio morpholines 0.5 2 parts, the N tert-butyl group 2 benzothiazole sulfenamide 0.5 2 parts.The present invention compared with prior art, has good electric conductivity, and its tensile strength is big, and anti-flammability, air-tightness and resistance to ag(e)ing are good.
Description
Technical field
The invention belongs to rubber chemicals technical field, particularly relate to the conductive rubber that a kind of fire resistance is good.
Background technology
Conductive rubber typically refers to volume resistance within 9 ohmcms of 10, owing to rubber is excellent insulator,
Volume resistance is more than about 14 times of 10, and its principle is exactly to add conductive black, metal, conductive agent change rubber in rubber
Insulating properties.Existing conductive rubber is to be evenly distributed in silicone rubber by the conductive particle such as silver-plated, silver-colored to glass silvering, aluminum, passes through
Pressure makes conductive particle contact, and reaches good electric conductivity.Conductive rubber is military and commercial have application, and it is mainly made
With being sealing and electromagnetic shielding.Conductive rubber product can mold or extrusion molding, has on chip or other die-cut shape to be available for
Selecting, shielding properties is up to 120dB(10GHz).The conductive rubber filled with conductive carbon black, volume resistance is generally positively retained at several
Kilo-ohm, owing to employing single acetylene carbon black in existing formula, its tensile strength can only achieve 12Mpa, can not expire far away
The needs on full border, next there is also the problem that flame retardant effect is undesirable.
Summary of the invention
The present invention provides a kind of flame-retardant conductive rubber, and it can solve, and existing conductive rubber tensile strength is low, flame retardant effect
Undesirable problem.
In order to solve the problems referred to above, the technical solution adopted in the present invention is: a kind of flame-retardant conductive rubber, including by following
The component of weight portion meter:
Neoprene 20 parts-40 parts, chlorinated scoline 20 parts-50 parts, antimony oxide 0.5 part-2 parts, decabrominated dipheny
2 parts-5 parts of ether, softening agent 1 part-5 parts, vulcanizing agent 1 part-5 parts, electrically conductive graphite 2 parts-5 parts, dimethicone 1 part-5 parts, silicon rubber
40 parts-100 parts of glue, coumarone indene resin 4 parts-15 parts, zinc oxide 2 parts-10 parts, sulfur 2 parts-10 parts, conductive particle 1 part-4 parts,
High wear-resistant carbon black 15 parts-50 parts, 1 part-5 parts of age resistor, Colophonium 1 part-5 parts, white carbon 1 part-5 parts, hydroxy silicon oil 1 part-6 parts,
Tetramethylthiuram monosulfide 5 parts-20 parts, 4 ＇ dithio morpholines 0.5 part-2 parts, the N tert-butyl group 2 benzothiazole time sulphonyl
Amine 0.5 part-2 parts.
In technique scheme more specifically technical scheme it may also is that by weight, described neoprene 30 parts, institute
State antimony oxide 1 part, described softening agent 2 parts, described electrically conductive graphite 3 parts, 60 parts of described silicone rubber, described zinc oxide 6 parts, institute
State conductive particle 2 parts, 2 parts of described age resistor, described high wear-resistant carbon black 30 parts, described white carbon 3 parts, described chlorinated scoline
30 parts, described deca-BDE 3 parts, described vulcanizing agent 2 parts, described dimethicone 3 parts, described coumarone indene resin 10 parts, institute
State sulfur 5 parts, described Colophonium 3 parts, described hydroxy silicon oil 3 parts, described tetramethylthiuram monosulfide 8 parts, described 4 ＇ dithio
Dimorpholine 1 part, the described N tert-butyl group 2 benzothiazole sulfenamide 1 part.
Further, described chlorinated scoline is prepared by butyl rubber chlorination, and described chlorinated scoline contains 11%-
The chlorine of 13%, the double bond of 10%-17% mole.
Further, described conductive particle is copper powder, aluminium powder, the mixture of nikel powder three, and the ratio of weight and number of three is 2
∶3∶1-2。
Further, described age resistor is 6 ethyoxyl-2,2,4 trimethyl-1,2 dihyaroquinolines, 2,2,4 front threes
Base 1,2 dihydro quinoline polymers, diaryl secondary amine antioxidant, p-phenylenediamine apoplexy due to endogenous wind at least one.
Further, described age resistor is N phenyl α aniline, N phenyl-N ＇ isopropyl p-phenylenediamine, N-N ＇ bis-
Diphenyl-para-phenylene diamine, antioxidant 4020 at least one.
Further, described age resistor is N phenyl α aniline, N-N ＇ diphenyl-para-phenylene diamine, the weight of the rwo
Portion rate is 1-3: 1.
Further, described age resistor N phenyl α aniline: the parts by weight of described N-N ' diphenyl-para-phenylene diamine
Ratio is 2: 1.
Owing to using technique scheme, the present invention compared with prior art has the advantages that
Owing to using the combination of chlorinated scoline and neoprene use, and with deca-BDE, antimony oxide, white
White carbon black three combines as flame-retardant system, and its fire resistance gets a promotion, and electric conductivity, tensile strength get a promotion simultaneously, resistance
Combustion property, air-tightness and resistance to ag(e)ing are good.
Detailed description of the invention
Below in conjunction with instantiation, the invention will be further described:
Embodiment 1
A kind of flame retardant rubber, the component including based on following weight portion:
Neoprene 20kg, chlorinated scoline 20kg, antimony oxide 0.5kg, deca-BDE 2kg, softening agent
1kg, 1 part of kg of vulcanizing agent, electrically conductive graphite 2kg, dimethicone 1kg, silicone rubber 40kg, coumarone indene resin 4kg, zinc oxide 2 parts,
Sulfur 2kg, conductive particle 1kg, high wear-resistant carbon black 15kg, age resistor 1kg Colophonium 1kg, white carbon 1kg, hydroxy silicon oil 1kg, one
Sulfuration tetra methylthiuram 0.5kg, 4 ＇ dithio morpholine 0.5kg, the N tert-butyl group 2 benzothiazole sulfenamide 0.5kg.
Above-mentioned chlorinated scoline is prepared by butyl rubber chlorination, this chlorinated scoline contain 11% chlorine, 17%% mole
Double bond；Above-mentioned conductive particle is copper powder, aluminium powder, the mixture of nikel powder three, and the ratio of weight and number of this three is 2: 3: 1；On
Stating age resistor is 6 ethyoxyl-2,2,4 trimethyls-1；Combined and use with neoprene by chlorinated scoline, with ten bromines two
Phenylate, antimony oxide, white carbon three combine as flame-retardant system, and its fire resistance gets a promotion, and conducts electricity very well.
Embodiment 2
By weight, neoprene 30kg, antimony oxide 1kg, softening agent 2kg, electrically conductive graphite 3kg, silicone rubber
60kg, zinc oxide 6kg, conductive particle 2kg, age resistor 2kg, high wear-resistant carbon black 30kg, white carbon 3kg, chlorinated scoline
30kg, deca-BDE 3kg, vulcanizing agent 2kg, dimethicone 3kg, coumarone indene resin 10kg, sulfur 5kg, Colophonium 3kg, hydroxyl
Base silicone oil 3kg, tetramethylthiuram monosulfide 8kg, 4 ＇ dithio morpholine 1kg, the N tert-butyl group 2 benzothiazole sulfenamide
1kg；Above-mentioned chlorinated scoline is prepared by butyl rubber chlorination, and this chlorinated scoline contains the chlorine of 13%, 10% mole double
Key；Above-mentioned conductive particle is copper powder, aluminium powder, the mixture of nikel powder three, and the ratio of weight and number of this three is 2: 3: 1；This is anti-old
Agent is N phenyl α aniline, N phenyl-N ＇ isopropyl p-phenylenediamine, and both ratios of weight and number are 1: 1.
Embodiment 3
By weight, neoprene 40kg, antimony oxide 2kg, softening agent 5kg, electrically conductive graphite 5kg, silicone rubber
100kg, zinc oxide 10kg, conductive particle 4kg, age resistor 5kg, high wear-resistant carbon black 50kg, white carbon 5kg, chlorinated scoline
50kg, deca-BDE 5kg, vulcanizing agent 5kg, dimethicone 5kg, coumarone indene resin 15kg, sulfur 10kg, Colophonium 5kg, hydroxyl
Base silicone oil 6kg, tetramethylthiuram monosulfide 20kg, 4 ＇ dithio morpholine 2kg, the N tert-butyl group 2 benzothiazole time sulphonyl
Amine 2kg；Above-mentioned chlorinated scoline is prepared by butyl rubber chlorination, this chlorinated scoline contain 12% chlorine, 15% mole
Double bond；Above-mentioned conductive particle is copper powder, aluminium powder, the mixture of nikel powder three, and the ratio of weight and number of this three is 2: 3: 1；This is prevented
Old agent is N phenyl α aniline, N phenyl-N ＇ isopropyl p-phenylenediamine, and both ratios of weight and number are 2: 1.
Claims (8)
1. a flame-retardant conductive rubber, it is characterised in that include the component based on following weight portion:
Neoprene 20 parts-40 parts, chlorinated scoline 20 parts-50 parts, antimony oxide 0.5 part-2 parts, deca-BDE 2
Part-5 parts, softening agent 1 part-5 parts, vulcanizing agent 1 part-5 parts, electrically conductive graphite 2 parts-5 parts, dimethicone 1 part-5 parts, silicone rubber 40
Part-100 parts, coumarone indene resin 4 parts-15 parts, zinc oxide 2 parts-10 parts, 2 parts-10 parts of sulfur, conductive particle 1 part-4 parts, high resistance to
Mill white carbon black 15 parts-50 parts, 1 part-5 parts of age resistor, Colophonium 1 part-5 parts, white carbon 1 part-5 parts, hydroxy silicon oil 1 part-6 parts, a sulfur
Change tetra methylthiuram 0.5 part-20 parts, 4,4 '-dithio morpholine 0.5 part-2 parts, the N tert-butyl group 2 benzothiazole time sulphonyl
Amine 0.5 part-2 parts.
A kind of flame-retardant conductive rubber the most according to claim 1, it is characterised in that: by weight, described neoprene
30 parts, described antimony oxide 1 part, described softening agent 2 parts, described electrically conductive graphite 3 parts, 60 parts of described silicone rubber, described oxidation
6 parts of zinc, described conductive particle 2 parts, 2 parts of described age resistor, described high wear-resistant carbon black 30 parts, described white carbon 3 parts, described chlorination
Butyl rubber 30 parts, described deca-BDE 3 parts, described vulcanizing agent 2 parts, described dimethicone 3 parts, described coumarone indene resin
10 parts, 5 parts of described sulfur, described Colophonium 3 parts, described hydroxy silicon oil 3 parts, described tetramethylthiuram monosulfide 8 parts, described 4,
4 '-dithio morpholine 1 part, the described N tert-butyl group 2 benzothiazole sulfenamide 1 part.
A kind of flame-retardant conductive rubber the most according to claim 1, it is characterised in that: described chlorinated scoline is by butyl rubber
Glue chlorination prepares, and described chlorinated scoline contains the chlorine of 11%-13%, the double bond of 10%-17% mole.
A kind of flame-retardant conductive rubber the most according to claim 1, it is characterised in that: described conductive particle be copper powder, aluminium powder,
The mixture of nikel powder three, described copper powder: described aluminium powder: the ratio of weight and number of described nikel powder is 2: 3: 1.
A kind of flame-retardant conductive rubber the most according to claim 1, it is characterised in that: described age resistor is 6 ethyoxyl-2,
2,4 trimethyl-1,2 dihyaroquinolines, 2,2,4 trimethyl 1,2 dihydro quinoline polymers, diaryl secondary amine antioxidant,
At least one of p-phenylenediamine apoplexy due to endogenous wind.
A kind of flame-retardant conductive rubber the most according to claim 2, it is characterised in that: described age resistor is N phenyl α benzene
Amine, N phenyl-N ＇ isopropyl p-phenylenediamine, N-N ＇ diphenyl-para-phenylene diamine, antioxidant 4020 at least one.
A kind of flame-retardant conductive rubber the most according to claim 2, it is characterised in that: described age resistor is N phenyl α benzene
Amine, N-N ＇ diphenyl-para-phenylene diamine, the ratio of weight and number of the rwo is 1-3: 1.
A kind of flame-retardant conductive rubber the most according to claim 7, it is characterised in that: described age resistor N phenyl α aniline:
The ratio of weight and number of described age resistor N-N ＇ diphenyl-para-phenylene diamine is 2: 1.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410358202.3A CN104086997B (en) | 2014-07-25 | 2014-07-25 | Flame-retardant conductive rubber |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410358202.3A CN104086997B (en) | 2014-07-25 | 2014-07-25 | Flame-retardant conductive rubber |
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| CN104086997A CN104086997A (en) | 2014-10-08 |
| CN104086997B true CN104086997B (en) | 2016-11-02 |
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Families Citing this family (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 |
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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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 |
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