CN104109395A - Cold-resistant and water-resistant rubber material - Google Patents
Cold-resistant and water-resistant rubber material Download PDFInfo
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- CN104109395A CN104109395A CN201410304818.2A CN201410304818A CN104109395A CN 104109395 A CN104109395 A CN 104109395A CN 201410304818 A CN201410304818 A CN 201410304818A CN 104109395 A CN104109395 A CN 104109395A
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Abstract
The invention discloses a cold-resistant and water-resistant rubber material. The cold-resistant and water-resistant rubber material comprises raw materials by weight: 30-40 parts of nitrile silicone rubber, 20-25 parts of cis-1,4-polybutadiene rubber, 20-30 parts of ethylene propylene terpolymer, 1.5-2.5 parts of di-tert-butyl peroxide, 0.5-1.3 parts of sulfur powder, 1-1.5 parts of an accelerant TMTD, 1-1.2 parts of an accelerant NOBS, 2-5 parts of magnesium oxide, 4-6 parts of lead oxide, 5-8 parts of tributyl citrate, 0.8-1.5 parts of dioctyl adipate, 2-4 parts of a calcium-zinc compound stabilizer, 0.5-1.5 parts of magnesium hydroxide, 20-40 parts of furnace black, 5-15 parts of mica powder, 1.5-2 parts of carbon masterbatch, 10-18 parts of kaolin, 1.5-2 parts of an anti-aging agent RD and 2-3 parts of an anti-aging agent NBC. The cold-resistant and water-resistant rubber material has excellent cold-resistant and water-resistant performance, and excellent anti-aging performance.
Description
Technical field
The present invention relates to elastomeric material technical field, relate in particular to a kind of cold-resistant water-fast elastomeric material.
Background technology
When electric wire product is used in special occasions as deep ocean work or polar expedition, be subject to the test of extremely low temperature and high humidity, this just requires electric wire and cable jacket to have excellent cold-resistant water resistance.And ordinary rubber is easily aging under low temperature environment or high humidity environment, there will be clamminess, deliquescing, variable color, hardening and the problem such as become fragile, cause physical and mechanical property to change, thereby easily causing that cable core is exposed causes danger.Need to improve elastomeric material now, continue to improve the cold-resistant water resistance of rubber, make it to meet the environments for use such as deep-sea or polar region.
Summary of the invention
The technical problem that basic background technology exists, the present invention proposes a kind of cold-resistant water-fast elastomeric material, have excellent cold-resistant water resistance, and ageing-resistant performance is outstanding.
A kind of cold-resistant water-fast elastomeric material that the present invention proposes, its raw material comprises by weight:
Nitrile silicone rubber 30-40 part, cis-1,4-polybutadiene rubber 20-25 part, terpolymer EP rubber 20-30 part, ditertiary butyl peroxide 1.5-2.5 part, SULPHUR POWDER 0.5-1.3 part, Vulcanization accelerator TMTD 1-1.5 part, accelerant NOBS 1-1.2 part, magnesium oxide 2-5 part, plumbous oxide 4-6 part, tributyl citrate 5-8 part, hexanodioic acid dibutyl ester 0.8-1.5 part, calcium-zinc composite stabilizing agent 2-4 part, magnesium hydroxide 0.5-1.5 part, furnace treated black 20-40 part, mica powder 5-15 part, black smoke glue 1.5-2 part, kaolin 10-18 part, anti-aging agent RD 1.5-2 part, antioxidant NBC 2-3 part;
In preparation process, nitrile silicone rubber, cis-1,4-polybutadiene rubber, terpolymer EP rubber are placed in to Banbury mixer plasticates evenly, continue to add after tributyl citrate, hexanodioic acid dibutyl ester, calcium-zinc composite stabilizing agent, magnesium oxide, plumbous oxide, magnesium hydroxide, furnace treated black, mica powder, black smoke glue, kaolin, anti-aging agent RD and antioxidant NBC, after the mixing 4-5min of rotating speed with 35-40rpm, with the speed of 4-5 ℃/min, heat up 50-65 ℃ and continue to stir after 7-8min again, vacuumize to extrude and obtain mixture, maintaining negative pressure is 0.6-0.9MPa; Mixture is placed in to cooler to be cooled to room temperature and to obtain mixed rubber; Mixed rubber, ditertiary butyl peroxide, SULPHUR POWDER, Vulcanization accelerator TMTD and accelerant NOBS are put in vulcanizer and mixed, vulcanize again, wherein curing time is 10-12min, curing temperature is 120-140 ℃, binder removal, slice, cooling, standing 24-48h, obtains cold-resistant water-fast elastomeric material.
Preferably, the weight ratio of nitrile silicone rubber, cis-1,4-polybutadiene rubber and terpolymer EP rubber is 35:23:25.
Preferably, the Y-nitrile propyl group in described nitrile silicone rubber is 6-8wt%.
Preferably, mixed rubber, ditertiary butyl peroxide, SULPHUR POWDER, Vulcanization accelerator TMTD and accelerant NOBS are put in vulcanizer and mixed, vulcanize again, wherein curing time is 11min, and curing temperature is 122 ℃, binder removal, slice, cooling, standing 40h, obtains cold-resistant water-fast elastomeric material.
It is major ingredient that nitrile silicone rubber, cis-1,4-polybutadiene rubber, ethylene-propylene-diene monomer are take in the present invention, and when the Y-nitrile propyl group in nitrile silicone rubber is 6-8wt%, cold tolerance is excellent, makes consistency of the present invention good, and cold tolerance is excellent, and has good elasticity; Ditertiary butyl peroxide is as vulcanizing agent, share with packing strengthening agent, cured properties is good, adopt sulphur as additional crosslinker, can increase cross-linking density, cured properties is more excellent, with ditertiary butyl peroxide, SULPHUR POWDER, Vulcanization accelerator TMTD and accelerant NOBS, form vulcanization system, make vulcanization rate of the present invention fast, compression set is low, and ageing-resistant performance is excellent; Magnesium oxide, plumbous oxide, magnesium hydroxide, furnace treated black, mica powder, black smoke glue, kaolin are as reinforcing filler, improved wear resisting property of the present invention, lower cost of the present invention, furnace treated black wherein, black smoke glue, kaolin have also promoted resistance toheat of the present invention, and adding of magnesium oxide and plumbous oxide significantly improves fire-retardant and water resistance of the present invention, be aided with tributyl citrate and hexanodioic acid dibutyl ester, improved solubleness and the dispersiveness of reinforcing filler in major ingredient; Calcium-zinc composite stabilizing agent, anti-aging agent RD and antioxidant NBC are used in conjunction with, and make oxytolerant ageing-resistant performance of the present invention good, extend work-ing life of the present invention.
Embodiment
Below, by specific embodiment, technical scheme of the present invention is elaborated.
Embodiment 1
A kind of cold-resistant water-fast elastomeric material that the present invention proposes, its raw material comprises by weight:
30 parts of nitrile silicone rubbers, 25 parts of cis-1,4-polybutadiene rubbers, 20 parts of terpolymer EP rubbers, 2.5 parts of ditertiary butyl peroxides, 0.5 part of SULPHUR POWDER, 1.5 parts of Vulcanization accelerator TMTDs, 1 part of accelerant NOBS, 5 parts, magnesium oxide, 4 parts, plumbous oxide, 8 parts of tributyl citrates, 0.8 part of hexanodioic acid dibutyl ester, 4 parts of calcium-zinc composite stabilizing agents, 0.5 part of magnesium hydroxide, 40 parts of furnace treated blacks, 5 parts of mica powders, 2 parts, black smoke glue, 10 parts of kaolin, 2 parts of anti-aging agent RDs, 2 parts of antioxidant NBCs, wherein the Y-nitrile propyl group in nitrile silicone rubber is 8wt%;
In preparation process, nitrile silicone rubber, cis-1,4-polybutadiene rubber, terpolymer EP rubber are placed in to Banbury mixer plasticates evenly, continue to add after tributyl citrate, hexanodioic acid dibutyl ester, calcium-zinc composite stabilizing agent, magnesium oxide, plumbous oxide, magnesium hydroxide, furnace treated black, mica powder, black smoke glue, kaolin, anti-aging agent RD and antioxidant NBC, after the mixing 4min of rotating speed with 40rpm, with the speed of 5 ℃/min, heat up 50 ℃ and continue to stir after 8min again, vacuumize to extrude and obtain mixture, maintaining negative pressure is 0.6MPa; Mixture is placed in to cooler to be cooled to room temperature and to obtain mixed rubber; Mixed rubber, ditertiary butyl peroxide, SULPHUR POWDER, Vulcanization accelerator TMTD and accelerant NOBS are put in vulcanizer and mixed, then vulcanize, wherein curing time is 11min, curing temperature is 122 ℃, binder removal, slice, cooling, standing 40h, obtains cold-resistant water-fast elastomeric material.
Embodiment 2
A kind of cold-resistant water-fast elastomeric material that the present invention proposes, its raw material comprises by weight:
35 parts of nitrile silicone rubbers, 23 parts of cis-1,4-polybutadiene rubbers, 25 parts of terpolymer EP rubbers, 2 parts of ditertiary butyl peroxides, 1 part of SULPHUR POWDER, 1.3 parts of Vulcanization accelerator TMTDs, 1.1 parts of accelerant NOBSs, 3 parts, magnesium oxide, 5 parts, plumbous oxide, 7 parts of tributyl citrates, 1.2 parts of hexanodioic acid dibutyl esters, 3 parts of calcium-zinc composite stabilizing agents, 1 part of magnesium hydroxide, 30 parts of furnace treated blacks, 10 parts of mica powders, 1.8 parts, black smoke glue, 16 parts of kaolin, 1.7 parts of anti-aging agent RDs, 2.3 parts of antioxidant NBCs, wherein the Y-nitrile propyl group in nitrile silicone rubber is 7wt%;
In preparation process, nitrile silicone rubber, cis-1,4-polybutadiene rubber, terpolymer EP rubber are placed in to Banbury mixer plasticates evenly, continue to add after tributyl citrate, hexanodioic acid dibutyl ester, calcium-zinc composite stabilizing agent, magnesium oxide, plumbous oxide, magnesium hydroxide, furnace treated black, mica powder, black smoke glue, kaolin, anti-aging agent RD and antioxidant NBC, after the mixing 4.5min of rotating speed with 37rpm, with the speed of 4.3 ℃/min, heat up 60 ℃ and continue to stir after 7.8min again, vacuumize to extrude and obtain mixture, maintaining negative pressure is 0.8MPa; Mixture is placed in to cooler to be cooled to room temperature and to obtain mixed rubber; Mixed rubber, ditertiary butyl peroxide, SULPHUR POWDER, Vulcanization accelerator TMTD and accelerant NOBS are put in vulcanizer and mixed, then vulcanize, wherein curing time is 12min, curing temperature is 120 ℃, binder removal, slice, cooling, standing 48h, obtains cold-resistant water-fast elastomeric material.
Embodiment 3
A kind of cold-resistant water-fast elastomeric material that the present invention proposes, its raw material comprises by weight:
40 parts of nitrile silicone rubbers, 20 parts of cis-1,4-polybutadiene rubbers, 30 parts of terpolymer EP rubbers, 1.5 parts of ditertiary butyl peroxides, 1.3 parts of SULPHUR POWDER, 1 part of Vulcanization accelerator TMTD, 1.2 parts of accelerant NOBSs, 2 parts, magnesium oxide, 6 parts, plumbous oxide, 5 parts of tributyl citrates, 1.5 parts of hexanodioic acid dibutyl esters, 2 parts of calcium-zinc composite stabilizing agents, 1.5 parts of magnesium hydroxides, 20 parts of furnace treated blacks, 15 parts of mica powders, 1.5 parts, black smoke glue, 18 parts of kaolin, 1.5 parts of anti-aging agent RDs, 3 parts of antioxidant NBCs, wherein the Y-nitrile propyl group in nitrile silicone rubber is 6wt%;
In preparation process, nitrile silicone rubber, cis-1,4-polybutadiene rubber, terpolymer EP rubber are placed in to Banbury mixer plasticates evenly, continue to add after tributyl citrate, hexanodioic acid dibutyl ester, calcium-zinc composite stabilizing agent, magnesium oxide, plumbous oxide, magnesium hydroxide, furnace treated black, mica powder, black smoke glue, kaolin, anti-aging agent RD and antioxidant NBC, after the mixing 5min of rotating speed with 35rpm, with the speed of 4 ℃/min, heat up 65 ℃ and continue to stir after 7min again, vacuumize to extrude and obtain mixture, maintaining negative pressure is 0.9MPa; Mixture is placed in to cooler to be cooled to room temperature and to obtain mixed rubber; Mixed rubber, ditertiary butyl peroxide, SULPHUR POWDER, Vulcanization accelerator TMTD and accelerant NOBS are put in vulcanizer and mixed, then vulcanize, wherein curing time is 10min, curing temperature is 140 ℃, binder removal, slice, cooling, standing 24h, obtains cold-resistant water-fast elastomeric material.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; according to technical scheme of the present invention and inventive concept thereof, be equal to replacement or changed, within all should being encompassed in protection scope of the present invention.
Claims (4)
1. a cold-resistant water-fast elastomeric material, is characterized in that, its raw material comprises by weight:
Nitrile silicone rubber 30-40 part, cis-1,4-polybutadiene rubber 20-25 part, terpolymer EP rubber 20-30 part, ditertiary butyl peroxide 1.5-2.5 part, SULPHUR POWDER 0.5-1.3 part, Vulcanization accelerator TMTD 1-1.5 part, accelerant NOBS 1-1.2 part, magnesium oxide 2-5 part, plumbous oxide 4-6 part, tributyl citrate 5-8 part, hexanodioic acid dibutyl ester 0.8-1.5 part, calcium-zinc composite stabilizing agent 2-4 part, magnesium hydroxide 0.5-1.5 part, furnace treated black 20-40 part, mica powder 5-15 part, black smoke glue 1.5-2 part, kaolin 10-18 part, anti-aging agent RD 1.5-2 part, antioxidant NBC 2-3 part;
In preparation process, nitrile silicone rubber, cis-1,4-polybutadiene rubber, terpolymer EP rubber are placed in to Banbury mixer plasticates evenly, continue to add after tributyl citrate, hexanodioic acid dibutyl ester, calcium-zinc composite stabilizing agent, magnesium oxide, plumbous oxide, magnesium hydroxide, furnace treated black, mica powder, black smoke glue, kaolin, anti-aging agent RD and antioxidant NBC, after the mixing 4-5min of rotating speed with 35-40rpm, with the speed of 4-5 ℃/min, heat up 50-65 ℃ and continue to stir after 7-8min again, vacuumize to extrude and obtain mixture, maintaining negative pressure is 0.6-0.9MPa; Mixture is placed in to cooler to be cooled to room temperature and to obtain mixed rubber; Mixed rubber, ditertiary butyl peroxide, SULPHUR POWDER, Vulcanization accelerator TMTD and accelerant NOBS are put in vulcanizer and mixed, vulcanize again, wherein curing time is 10-12min, curing temperature is 120-140 ℃, binder removal, slice, cooling, standing 24-48h, obtains cold-resistant water-fast elastomeric material.
2. cold-resistant water-fast elastomeric material as claimed in claim 1, is characterized in that, the weight ratio of nitrile silicone rubber, cis-1,4-polybutadiene rubber and terpolymer EP rubber is 35:23:25.
3. cold-resistant water-fast elastomeric material as claimed in claim 1 or 2, is characterized in that, the Y-nitrile propyl group in described nitrile silicone rubber is 6-8wt%.
4. cold-resistant water-fast elastomeric material as described in as arbitrary in claim 1-3, it is characterized in that, mixed rubber, ditertiary butyl peroxide, SULPHUR POWDER, Vulcanization accelerator TMTD and accelerant NOBS are put in vulcanizer and mixed, then vulcanize, wherein curing time is 11min, curing temperature is 122 ℃, binder removal, slice, cooling, standing 40h, obtains cold-resistant water-fast elastomeric material.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410304818.2A CN104109395A (en) | 2014-06-27 | 2014-06-27 | Cold-resistant and water-resistant rubber material |
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| CN201410304818.2A CN104109395A (en) | 2014-06-27 | 2014-06-27 | Cold-resistant and water-resistant rubber material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107556754A (en) * | 2017-08-29 | 2018-01-09 | 无为县大江橡塑制品有限公司 | A kind of refrigerator supporting leg elastomeric material |
| CN107603237A (en) * | 2017-09-15 | 2018-01-19 | 安徽伙伴电气有限公司 | A kind of photovoltaic controls cable |
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| CN101333307A (en) * | 2008-06-27 | 2008-12-31 | 南京固柏橡塑制品有限公司 | Cold resistant rubber |
| CN103524902A (en) * | 2013-10-25 | 2014-01-22 | 安徽文峰电子科技集团有限公司 | Moisture-resisting, waterproof and high-elasticity ethylene propylene diene monomer cable material |
| CN103589006A (en) * | 2013-10-29 | 2014-02-19 | 绿宝电缆（集团）有限公司 | High-elasticity cold-resistant modified cis-1, 4-polybutadiene rubber cable material |
| CN103739964A (en) * | 2013-11-21 | 2014-04-23 | 昆山市奋发绝缘材料有限公司 | High-voltage wear resistant rubber insulation material and preparation method thereof |
-
2014
- 2014-06-27 CN CN201410304818.2A patent/CN104109395A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101333307A (en) * | 2008-06-27 | 2008-12-31 | 南京固柏橡塑制品有限公司 | Cold resistant rubber |
| CN103524902A (en) * | 2013-10-25 | 2014-01-22 | 安徽文峰电子科技集团有限公司 | Moisture-resisting, waterproof and high-elasticity ethylene propylene diene monomer cable material |
| CN103589006A (en) * | 2013-10-29 | 2014-02-19 | 绿宝电缆（集团）有限公司 | High-elasticity cold-resistant modified cis-1, 4-polybutadiene rubber cable material |
| CN103739964A (en) * | 2013-11-21 | 2014-04-23 | 昆山市奋发绝缘材料有限公司 | High-voltage wear resistant rubber insulation material and preparation method thereof |
Non-Patent Citations (1)
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| 武卫莉、陈光: "《硅橡胶/顺丁橡胶/乙丙橡胶共混材料的研究》", 《弹性体》, vol. 16, no. 1, 25 February 2006 (2006-02-25), pages 43 - 46 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107556754A (en) * | 2017-08-29 | 2018-01-09 | 无为县大江橡塑制品有限公司 | A kind of refrigerator supporting leg elastomeric material |
| CN107603237A (en) * | 2017-09-15 | 2018-01-19 | 安徽伙伴电气有限公司 | A kind of photovoltaic controls cable |
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Application publication date: 20141022 |