CN103788436A - Flame retardant mine cable sheath material - Google Patents
Flame retardant mine cable sheath material Download PDFInfo
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- CN103788436A CN103788436A CN201410022423.3A CN201410022423A CN103788436A CN 103788436 A CN103788436 A CN 103788436A CN 201410022423 A CN201410022423 A CN 201410022423A CN 103788436 A CN103788436 A CN 103788436A
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Abstract
The invention discloses a flame retardant mine cable sheath material. The flame retardant mine cable sheath material comprises the following components in parts by weight: 65-78 parts of G type neoprene, 23-30 parts of natural rubber, 5-6 parts of zinc oxide, 5-6 parts of magnesium oxide, 1-3 parts of accelerant NA-22, 0.7-1.8 parts of calcium-zinc stabilizing agent, 1.5-3 parts of calcium stearate, 65-70 parts of hard pottery clay, 25-30 parts of talc powder, 10-15 parts of activated kaolin, 20-35 parts of light calcium carbonate, 14-18 parts of 52% liquid chlorinated paraffin, 1-3 parts of microcrystalline wax, 0.5-1.5 parts of anti-aging agent HW-01, 3-6 parts of dicumyl peroxide, 1-2 parts of triallyl isocyanurate, 1.5-2 parts of accelerant Na-22, 20-40 parts of magnesium hydroxide, 25-38 parts of aluminium hydroxide, 6-7 parts of antimony trioxide and 5-8 parts of molybdenum trioxide. The flame retardant mine cable sheath material has good physical and mechanical properties, excellent fire resistance, small combustion smog and little environmental pollution.
Description
Technical field
The present invention relates to cable sheath material technical field, relate in particular to a kind of fire retardant mine cable sheath material.
Background technology
The mine cable of China has formed suitable scale through high speed development in a few years, but because throughput is greater than demand, there is the situation that supply exceed demand, electric wire enterprise all faces the problem of product technology content in urgent need to be improved simultaneously, exploiting field cable contradiction is still outstanding, and common level product can not meet needs.The preparation of general cable sheath need to be added synthetic materials, and that synthetic materials belongs to is inflammable, combustible matl contain very high halogen, once the amount of smoke that the burning of chance fire discharges is very large, the toxic gases such as hydrogenchloride, hydrogen sulfide and the carbon monoxide producing while adding burning, stimulating people's respiratory system and causing septicemia, in addition subsurface environment is comparatively narrow, disaster affected people is difficult to escape the inferno in time, how to prepare a kind of flame retardant properties excellence, and the mine cable sheath of low cigarette environmental protection becomes the current technical issues that need to address for this reason.
Summary of the invention
The present invention proposes a kind of fire retardant mine cable sheath material, physical and mechanical properties is good, fire performance excellence, and combustion fumes is little, and environmental pollution is little.
A kind of fire retardant mine cable sheath material that the present invention proposes, comprise by weight following component: G type chloroprene rubber 65-78 part, natural rubber 23-30 part, zinc oxide 5-6 part, magnesium oxide 5-6 part, accelerant N A-221-3 part, calcium zinc stabilizer 0.7-1.8 part, calcium stearate 1.5-3 part, hard (china) clay 65-70 part, talcum powder 25-30 part, alukalin 10-15 part, light calcium carbonate 20-35 part, 52% liquid chlorinated paraffin 14-18 part, microcrystalline wax 1-3 part, antioxidant H W-010.5-1.5 part, dicumyl peroxide 3-6 part, the rare propyl ester 1-2 of cyamelide three part, accelerant N a-221.5-2 part, magnesium hydroxide 20-40 part, aluminium hydroxide 25-38 part, antimonous oxide 6-7 part, molybdic oxide 5-8 part.
Preferably, (magnesium hydroxide+aluminium hydroxide) is 3.84-5 with the weight ratio of (antimonous oxide+molybdic oxide).Magnesium hydroxide and aluminium hydroxide are through silane coupling agent processing, and fineness is 1000-1300 order.
Preferably, zinc oxide and magnesian weight ratio are 1:1.
Preferably, the weight ratio of G type chloroprene rubber and natural rubber is 2.45-3.12.
Preferably, comprise by weight following component: G type chloroprene rubber 68-72 part, natural rubber 25-26 part, zinc oxide 5.2-5.5 part, magnesium oxide 5.2-5.5 part, accelerant N A-221-3 part, calcium zinc stabilizer 0.7-1.8 part, calcium stearate 1.5-3 part, matter potter's clay 66-68 part, talcum powder 26-28 part, alukalin 11-13 part, light calcium carbonate 22-24 part, 52% liquid chlorinated paraffin 15-17 part, microcrystalline wax 1.5-2.5 part, antioxidant H W-010.7-0.9 part, dicumyl peroxide 4-5 part, the rare propyl ester 1-2 of cyamelide three part, accelerant N a-221.5-2 part, magnesium hydroxide 23-28, aluminium hydroxide 28-30, 7 parts of antimonous oxides, 6 parts of molybdic oxides.
Preferably, comprise by weight following component: 70 parts of G type chloroprene rubbers, 27 parts of natural rubbers, 5.2 parts, zinc oxide, 5.2 parts, magnesium oxide, accelerant N A-222.5 part, 1.5 parts of calcium zinc stabilizers, 2 parts of calcium stearates, 66 parts, matter potter's clay, 28 parts of talcum powder, 12 parts of alukalins, 23 parts of light calcium carbonates, 52% 16 parts of liquid chlorinated paraffin, 2.4 parts of microcrystalline waxes, antioxidant H W-010.7 part, 4.2 parts of dicumyl peroxides, 1.3 parts of the rare propyl ester of cyamelide three, accelerant N a-221.7 part, 26 parts of magnesium hydroxides, 28 parts, aluminium hydroxide, 7 parts of antimonous oxides, 6 parts of molybdic oxides.
In the present invention, have the chlorine atom that polarity is strong can protect two keys also to reduce the activity of two keys on the molecular chain of G type chloroprene rubber, have better thermotolerance, itself and natural rubber are used in conjunction with, and warping strength performance is good, and compression heat generation performance is also compared with other rubber performance excellences; When the burning of G type chloroprene rubber, emit a large amount of hydrogen chloride gas, adopt flame-retardant smoke inhibition system the reasonable ratio of controlling them of magnesium hydroxide, aluminium hydroxide, antimonous oxide and molybdic oxide, be not only easy to rubber compounding, and can improve preferably properties of rubber; Light calcium carbonate can improve sizing material extrusion performance, reduces the burst size of hydrogenchloride, and greatly improves the physical and mechanical properties of sheath material; By using zinc oxide, magnesium oxide and accelerant N A-22 as being vulcanization system, and to adopt dicumyl peroxide and the rare propyl ester of cyamelide three be co-curing agent, obviously prevent sizing material incipient scorch in the course of processing, and greatly accelerate vulcanization rate, improve degree of crosslinking, improve the heat resistance of cross-linked rubber.
Embodiment
A kind of fire retardant mine cable sheath material that the present invention proposes, comprise by weight following component: G type chloroprene rubber 65-78 part, natural rubber 23-30 part, zinc oxide 5-6 part, magnesium oxide 5-6 part, accelerant N A-221-3 part, calcium zinc stabilizer 0.7-1.8 part, calcium stearate 1.5-3 part, hard (china) clay 65-70 part, talcum powder 25-30 part, alukalin 10-15 part, light calcium carbonate 20-35 part, 52% liquid chlorinated paraffin 14-18 part, microcrystalline wax 1-3 part, antioxidant H W-010.5-1.5 part, dicumyl peroxide 3-6 part, the rare propyl ester 1-2 of cyamelide three part, accelerant N a-221.5-2 part, magnesium hydroxide 20-40 part, aluminium hydroxide 25-38 part, antimonous oxide 6-7 part, molybdic oxide 5-8 part, wherein, magnesium hydroxide and aluminium hydroxide are through silane coupling agent processing, and fineness is 1000-1300 order.
Embodiment 1
A kind of fire retardant mine cable sheath material that the present invention proposes, comprise by weight following component: 65 parts of G type chloroprene rubbers, 28 parts of natural rubbers, 5.2 parts, zinc oxide, 5.2 parts, magnesium oxide, accelerant N A-221.5 part, 1.5 parts of calcium zinc stabilizers, 1.7 parts of calcium stearates, 69 parts of hard (china) claies, 26 parts of talcum powder, 12 parts of alukalins, 33 parts of light calcium carbonates, 52% 17 parts of liquid chlorinated paraffin, 1 part of microcrystalline wax, antioxidant H W-010.8 part, 3.2 parts of dicumyl peroxides, 1.8 parts of the rare propyl ester of cyamelide three, accelerant N a-221.5 part, 35 parts of magnesium hydroxides, 26 parts, aluminium hydroxide, 6.8 parts of antimonous oxides, 5.5 parts of molybdic oxides, wherein, magnesium hydroxide and aluminium hydroxide are through silane coupling agent processing, and fineness is 1100 orders.
Embodiment 2
A kind of fire retardant mine cable sheath material, comprise by weight following component: 70 parts of G type chloroprene rubbers, 25 parts of natural rubbers, 5.5 parts, zinc oxide, 5.5 parts, magnesium oxide, accelerant N A-223 part, 0.9 part of calcium zinc stabilizer, 2.7 parts of calcium stearates, 66 parts of hard (china) claies, 26 parts of talcum powder, 12 parts of alukalins, 24 parts of light calcium carbonates, 52% 16 parts of liquid chlorinated paraffin, 2.7 parts of microcrystalline waxes, antioxidant H W-011.2 part, 3.3 parts of dicumyl peroxides, 1.5 parts of the rare propyl ester of cyamelide three, accelerant N a-221.7 part, 25 parts of magnesium hydroxides, 33 parts, aluminium hydroxide, 6.5 parts of antimonous oxides, 7.5 parts of molybdic oxides, wherein, magnesium hydroxide and aluminium hydroxide are through silane coupling agent processing, and fineness is 1250 orders.
Embodiment 3
A kind of fire retardant mine cable sheath material, comprise by weight following component: 70 parts of G type chloroprene rubbers, 27 parts of natural rubbers, 5.2 parts, zinc oxide, 5.2 parts, magnesium oxide, accelerant N A-222.5 part, 1.5 parts of calcium zinc stabilizers, 2 parts of calcium stearates, 66 parts, matter potter's clay, 28 parts of talcum powder, 12 parts of alukalins, 23 parts of light calcium carbonates, 52% 16 parts of liquid chlorinated paraffin, 2.4 parts of microcrystalline waxes, antioxidant H W-010.7 part, 4.2 parts of dicumyl peroxides, 1.3 parts of the rare propyl ester of cyamelide three, accelerant N a-221.7 part, 26 parts of magnesium hydroxides, 28 parts, aluminium hydroxide, 7 parts of antimonous oxides, 6 parts of molybdic oxides, wherein, magnesium hydroxide and aluminium hydroxide are through silane coupling agent processing, and fineness is 1200 orders.
The fire retardant mine cable sheath material of above-mentioned preparation is carried out to performance test, and test result is as follows:
| ? | Tensile strength/MPa | Elongation at break/% | Anti-cracking performance | Oxygen index test |
| General sheath material | 26.3 | 780 | There is cracking | 18.0 |
| Fire retardant mine sheath material | 15.4 | 350 | Without cracking | 27.8 |
Anti-cracking performance test is carried out according to GB/T2951.6-1997, wherein 150 ℃ of air thermal aging oven temperature, digestion time 1h.
Above-mentioned fire retardant mine cable sheath material, on the molecular chain of G type chloroprene rubber, have the chlorine atom that polarity is strong can protect two keys also to reduce the activity of two keys, have better thermotolerance, itself and natural rubber are used in conjunction with, warping strength performance is good, and compression heat generation performance is also compared with other rubber performance excellences; When the burning of G type chloroprene rubber, emit a large amount of hydrogen chloride gas, adopt flame-retardant smoke inhibition system the reasonable ratio of controlling them of magnesium hydroxide, aluminium hydroxide, antimonous oxide and molybdic oxide, be not only easy to rubber compounding, and can improve preferably properties of rubber; Light calcium carbonate can improve sizing material extrusion performance, reduces the burst size of hydrogenchloride, and greatly improves the physical and mechanical properties of sheath material; By using zinc oxide, magnesium oxide and accelerant N A-22 as being vulcanization system, and to adopt dicumyl peroxide and the rare propyl ester of cyamelide three be co-curing agent, obviously prevent sizing material incipient scorch in the course of processing, and greatly accelerate vulcanization rate, improve degree of crosslinking, improve the heat resistance of cross-linked rubber.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; any be familiar with those skilled in the art the present invention disclose technical scope in; be equal to replacement or changed according to technical scheme of the present invention and inventive concept thereof, within all should being encompassed in protection scope of the present invention.
Claims (6)
1. a fire retardant mine cable sheath material, it is characterized in that, comprise by weight following component: G type chloroprene rubber 65-78 part, natural rubber 23-30 part, zinc oxide 5-6 part, magnesium oxide 5-6 part, accelerant N A-221-3 part, calcium zinc stabilizer 0.7-1.8 part, calcium stearate 1.5-3 part, hard (china) clay 65-70 part, talcum powder 25-30 part, alukalin 10-15 part, light calcium carbonate 20-35 part, 52% liquid chlorinated paraffin 14-18 part, microcrystalline wax 1-3 part, antioxidant H W-010.5-1.5 part, dicumyl peroxide 3-6 part, the rare propyl ester 1-2 of cyamelide three part, accelerant N a-221.5-2 part, magnesium hydroxide 20-40 part, aluminium hydroxide 25-38 part, antimonous oxide 6-7 part, molybdic oxide 5-8 part.
2. fire retardant mine cable sheath material according to claim 1, is characterized in that, (magnesium hydroxide+aluminium hydroxide) is 3.84-5 with the weight ratio of (antimonous oxide+molybdic oxide).Magnesium hydroxide and aluminium hydroxide are through silane coupling agent processing, and fineness is 1000-1300 order.
3. fire retardant mine cable sheath material according to claim 1, is characterized in that, zinc oxide and magnesian weight ratio are 1:1.
4. fire retardant mine cable sheath material according to claim 1, is characterized in that, the weight ratio of G type chloroprene rubber and natural rubber is 2.45-3.12.
5. according to the fire retardant mine cable sheath material described in any one in claim 1-4, it is characterized in that, comprise by weight following component: G type chloroprene rubber 68-72 part, natural rubber 25-26 part, zinc oxide 5.2-5.5 part, magnesium oxide 5.2-5.5 part, accelerant N A-221-3 part, calcium zinc stabilizer 0.7-1.8 part, calcium stearate 1.5-3 part, matter potter's clay 66-68 part, talcum powder 26-28 part, alukalin 11-13 part, light calcium carbonate 22-24 part, 52% liquid chlorinated paraffin 15-17 part, microcrystalline wax 1.5-2.5 part, antioxidant H W-010.7-0.9 part, dicumyl peroxide 4-5 part, the rare propyl ester 1-2 of cyamelide three part, accelerant N a-221.5-2 part, magnesium hydroxide 23-28 part, aluminium hydroxide 28-30, 7 parts of antimonous oxides, 6 parts of molybdic oxides.
6. fire retardant mine cable sheath material according to claim 5, it is characterized in that, comprise by weight following component: 70 parts of G type chloroprene rubbers, 27 parts of natural rubbers, 5.2 parts, zinc oxide, 5.2 parts, magnesium oxide, accelerant N A-222.5 part, 1.5 parts of calcium zinc stabilizers, 2 parts of calcium stearates, 66 parts, matter potter's clay, 28 parts of talcum powder, 12 parts of alukalins, 23 parts of light calcium carbonates, 52% 16 parts of liquid chlorinated paraffin, 2.4 parts of microcrystalline waxes, antioxidant H W-010.7 part, 4.2 parts of dicumyl peroxides, 1.3 parts of the rare propyl ester of cyamelide three, accelerant N a-221.7 part, 26 parts of magnesium hydroxides, 28 parts, aluminium hydroxide, 7 parts of antimonous oxides, 6 parts of molybdic oxides.
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| CN201410022423.3A CN103788436A (en) | 2014-01-16 | 2014-01-16 | Flame retardant mine cable sheath material |
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| CN201410022423.3A CN103788436A (en) | 2014-01-16 | 2014-01-16 | Flame retardant mine cable sheath material |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104592569A (en) * | 2015-01-09 | 2015-05-06 | 芜湖航天特种电缆厂 | Flame-retardant natural rubber jacket for cables and preparation method thereof |
| CN104592571A (en) * | 2015-01-09 | 2015-05-06 | 芜湖航天特种电缆厂 | Flame-retardant natural rubber for cable and preparation method thereof |
| CN105061829A (en) * | 2014-07-31 | 2015-11-18 | 马鞍山市天鑫辊业有限责任公司 | Method for preparing aluminum hydroxide flame-retardant adhesive |
| CN107134308A (en) * | 2017-03-28 | 2017-09-05 | 安徽凌宇电缆科技有限公司 | A kind of reinforced middle pressure drum cable |
| CN107200891A (en) * | 2017-05-09 | 2017-09-26 | 广西桂山特种橡胶制品有限公司 | A kind of fire retardant combination for neoprene |
| CN110136868A (en) * | 2018-02-09 | 2019-08-16 | 天津市江北电线电缆有限公司 | A kind of cable for carry-scraper |
| CN110317371A (en) * | 2019-07-12 | 2019-10-11 | 安徽电缆股份有限公司 | A kind of potent stretch-proof cracking resistance cable cover(ing) and preparation method thereof |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105061829A (en) * | 2014-07-31 | 2015-11-18 | 马鞍山市天鑫辊业有限责任公司 | Method for preparing aluminum hydroxide flame-retardant adhesive |
| CN105061829B (en) * | 2014-07-31 | 2017-06-09 | 马鞍山市天鑫辊业有限责任公司 | A kind of preparation method of aluminium hydroxide flame-retardant glue |
| CN104592569A (en) * | 2015-01-09 | 2015-05-06 | 芜湖航天特种电缆厂 | Flame-retardant natural rubber jacket for cables and preparation method thereof |
| CN104592571A (en) * | 2015-01-09 | 2015-05-06 | 芜湖航天特种电缆厂 | Flame-retardant natural rubber for cable and preparation method thereof |
| CN104592569B (en) * | 2015-01-09 | 2016-08-24 | 芜湖航天特种电缆厂股份有限公司 | Cable Flame-retardant natural rubber set and preparation method thereof |
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| CN107134308A (en) * | 2017-03-28 | 2017-09-05 | 安徽凌宇电缆科技有限公司 | A kind of reinforced middle pressure drum cable |
| CN107200891A (en) * | 2017-05-09 | 2017-09-26 | 广西桂山特种橡胶制品有限公司 | A kind of fire retardant combination for neoprene |
| CN110136868A (en) * | 2018-02-09 | 2019-08-16 | 天津市江北电线电缆有限公司 | A kind of cable for carry-scraper |
| CN110136868B (en) * | 2018-02-09 | 2020-07-07 | 天津市江北电线电缆有限公司 | Scraper cable |
| CN110317371A (en) * | 2019-07-12 | 2019-10-11 | 安徽电缆股份有限公司 | A kind of potent stretch-proof cracking resistance cable cover(ing) and preparation method thereof |
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Application publication date: 20140514 |