CN102911470B - High-temperature-resistant fireproof shielded cable material and preparation method thereof - Google Patents
High-temperature-resistant fireproof shielded cable material and preparation method thereof Download PDFInfo
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- CN102911470B CN102911470B CN201210346242.7A CN201210346242A CN102911470B CN 102911470 B CN102911470 B CN 102911470B CN 201210346242 A CN201210346242 A CN 201210346242A CN 102911470 B CN102911470 B CN 102911470B
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Abstract
The invention discloses a high-temperature-resistant fireproof shielded cable material and a preparation method of the cable material. The cable material is prepared from the raw materials of a mixture A and a mixture B, wherein the mixture A comprises the components in parts by weight: 30-40 of neoprene, 15-25 of methylvinylsiloxane rubber, 30-40 of methylvinylsiloxane rubber, 30-40 of maleic anhydride graft ethylene-ethyl acetate copolymer, 1-3 of semi-reinforcing carbon black, 40-60 of modified attapulgus clay, 1-3 of N,N'-metaphenylene bismaleimide, 1.5-2.5 of phenyl triethoxy silane, 1-3 of zinc stearate, 3-4 of antioxidant 1010, 1-3 of distearyl ester and 10-20 of magnesium hydroxide; and the mixture B comprises the components in parts by weight: 50-70 of maleic anhydride graft PE (polyethylene), 20-40 of styrene-series elastomer, 20-30 of ethylene-vinyl acetate copolymer, 0.3-0.5 of poly-4-methyl-1-amylene, 2-4 of antiager OD, 5-10 of polycaprolactone, 2-3 of dicumyl peroxide, 1-3 of paraffin, 5-8 of zinc borate and 1-3 of calcium stearate. The cable material is simple in preparation method and reasonable in composition raw material formula, the performance is greatly improved, and the tensile strength, elongation at break, tensile strength retentivity and break elongation retentivity after aging and the impact brittle temperature can obtain excellent performances at the same time.
Description
Technical field
The present invention relates to a kind of fire resistant shielded cable material and preparation method thereof, belong to CABLE MATERIALS technical field.
Background technology
Along with developing rapidly of economy, electric wire is at industry-by-industry, in field, be all widely used, along with the frequent generation of electrical fire accident, the fire-retardant problem of electric wire causes the attention of countries in the world gradually, when cable fire, discharge a large amount of smog and poisonous, corrosive gas is Hazard Factor in fire, people's safe escape and fire-fighting work in fire, are hindered, make lives and properties suffer heavy losses, simultaneously along with communication career, the development of automotive industry and computer industry, particularly wire peculiar to vessel, line for cars, high temperature instrument cable, many occasions such as oil drilling platform cable, certainly fire resistant shielded cable material is also absolutely necessary.
Summary of the invention
The object of this invention is to provide a kind of fire resistant shielded cable material and preparation method thereof, preparation method of the present invention is simple, constitutive material formula is reasonable, performance improves greatly, conservation rate is stretched out in tensile strength, tension set, stretching strength retentivity and fracture after aging, impacts embrittlement temperature and can obtain excellent performance simultaneously.
The following technical scheme of employing of the present invention for achieving the above object:
Fire resistant shielded cable material, the weight part of its constitutive material is:
Compound A: chloroprene rubber 30-40, methyl vinyl silicone rubber 15-25, methyl vinyl silicone rubber 30-40, maleic anhydride grafted ethene-vinyl acetic monomer multipolymer 30-40, semi-reinforcing hydrocarbon black 1-3, attapulgite modified 40-60, N, N '-penylene bismaleimides 1-3, phenyl triethoxysilane 1.5-2.5, Zinic stearas 1-3, antioxidant 1010 3-4, two octadecanol ester 1-3 and magnesium hydroxide 10-20;
Compound B: vinegar 5-10, dicumyl peroxide 2-3, paraffin 1-3, zinc borate 5-8 and calcium stearate 1-3 in maleic anhydride graft PE 50-70, styrene series elastomer 20-40, ethylene-vinyl acetate copolymer 20-30, poly--4-methyl-1-pentene 0.3-0.5, anti-aging agent OD 2-4, poly-caproic acid.
Fire resistant shielded cable material, the weight part of its constitutive material is:
Compound A: chloroprene rubber 35, maleic anhydride grafted ethene-vinyl acetic monomer multipolymer 30, methyl vinyl silicone rubber 20, methyl vinyl silicone rubber 35, maleic anhydride grafted ethene-vinyl acetic monomer multipolymer 35, semi-reinforcing hydrocarbon black 2, attapulgite modified 50, N, a N '-penylene bismaleimides 2, phenyl triethoxysilane 2, Zinic stearas 2, antioxidant 1010 3.5, two octadecanol ester 2 and magnesium hydroxide 15;
Vinegar 8, dicumyl peroxide 2.5, paraffin 2, zinc borate 7 and calcium stearate 2 in compound B: maleic anhydride graft PE 60, styrene series elastomer 30, ethylene-vinyl acetate copolymer 25, poly--4-methyl-1-pentene 0.4, anti-aging agent OD 3, poly-caproic acid.
The preparation method of fire resistant shielded cable material, comprise the following steps: first respectively compound A, B are mixed respectively by the weight part of constitutive material, at 120-130 ℃, mixing 10-13 minute, and then mix compound A and compound B, then add mixing 10-20 minute in mixing roll, control temperature at 130-150 ℃, the 3-5 minute that finally plasticates at 140-150 ℃, discharging.
Described attapulgite modified preparation method is by attapulgite scaling loss 2-3 hour at temperature 400-500 ℃, after grind to form attapulgite powder, admix that to be equivalent to the Di(dioctylpyrophosphato) ethylene titanate agitating of powder weight 3-5% even, dry and get final product.
Advantage of the present invention:
Preparation method of the present invention is simple, and constitutive material formula is reasonable, and performance improves greatly, and conservation rate is stretched out in tensile strength, tension set, stretching strength retentivity and fracture after aging, impacts embrittlement temperature and can obtain excellent performance simultaneously.
Embodiment
embodiment 1:fire resistant shielded cable material, the weight part of its constitutive material is:
Compound A: chloroprene rubber 35, maleic anhydride grafted ethene-vinyl acetic monomer multipolymer 30, methyl vinyl silicone rubber 20, methyl vinyl silicone rubber 35, maleic anhydride grafted ethene-vinyl acetic monomer multipolymer 35, semi-reinforcing hydrocarbon black 2, attapulgite modified 50, N, a N '-penylene bismaleimides 2, phenyl triethoxysilane 2, Zinic stearas 2, antioxidant 1010 3.5, two octadecanol ester 2 and magnesium hydroxide 15;
Vinegar 8, dicumyl peroxide 2.5, paraffin 2, zinc borate 7 and calcium stearate 2 in compound B: maleic anhydride graft PE 60, styrene series elastomer 30, ethylene-vinyl acetate copolymer 25, poly--4-methyl-1-pentene 0.4, anti-aging agent OD 3, poly-caproic acid.
The preparation method of fire resistant shielded cable material, comprise the following steps: first respectively compound A, B are mixed respectively by the weight part of constitutive material, at 120-130 ℃, mixing 10-13 minute, and then mix compound A and compound B, then add mixing 10-20 minute in mixing roll, control temperature at 130-150 ℃, the 3-5 minute that finally plasticates at 140-150 ℃, discharging.
Described attapulgite modified preparation method is by attapulgite scaling loss 2-3 hour at temperature 400-500 ℃, after grind to form attapulgite powder, admix that to be equivalent to the Di(dioctylpyrophosphato) ethylene titanate agitating of powder weight 3-5% even, dry and get final product.
the fire resistant shielded cable material performance that the present invention makes:
Tensile strength is 17.2-19.5Mpa, and the fracture rate of stretching out is 670-830%, aging back draft strength retention (120 ℃, 96h) 86%, and conservation rate (120 ℃, 96h) 77% is stretched out in aging rear fracture, impacts embrittlement temperature-40 ℃--and 48 ℃; Single testing vertical flammability, after flame time is 7-8 second, burning end is 260-280 millimeter apart from upper fixture lower edge distance; Bunched burning test, char length is 0.9-1.1 meter.
Claims (3)
1. a fire resistant shielded cable material, is characterized in that the weight part of its constitutive material is:
Compound A: chloroprene rubber 30-40, methyl vinyl silicone rubber 15-25, methyl vinyl silicone rubber 30-40, maleated ethylene vinyl acetate copolyme 30-40, semi-reinforcing hydrocarbon black 1-3, attapulgite modified 40-60, N, N '-penylene bismaleimides 1-3, phenyl triethoxysilane 1.5-2.5, Zinic stearas 1-3, antioxidant 1010 3-4, two octadecanol ester 1-3 and magnesium hydroxide 10-20;
Compound B: maleic anhydride graft PE 50-70, styrene series elastomer 20-40, ethylene-vinyl acetate copolymer 20-30, poly--4-methyl-1-pentene 0.3-0.5, anti-aging agent OD 2-4, polycaprolactone 5-10, dicumyl peroxide 2-3, paraffin 1-3, zinc borate 5-8 and calcium stearate 1-3.
2. the preparation method of a fire resistant shielded cable material as claimed in claim 1, it is characterized in that comprising the following steps: first respectively compound A, B are mixed respectively by the weight part of constitutive material, at 120-130 ℃, mixing 10-13 minute, and then mix compound A and compound B, then add mixing 10-20 minute in mixing roll, control temperature at 130-150 ℃, the 3-5 minute that finally plasticates at 140-150 ℃, discharging.
3. fire resistant shielded cable material according to claim 1, it is characterized in that: described attapulgite modified preparation method is by attapulgite scaling loss 2-3 hour at temperature 400-500 ℃, after grind to form attapulgite powder, admix that to be equivalent to the Di(dioctylpyrophosphato) ethylene titanate agitating of powder weight 3-5% even, dry and get final product.
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| CN201210346242.7A CN102911470B (en) | 2012-09-18 | 2012-09-18 | High-temperature-resistant fireproof shielded cable material and preparation method thereof |
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| CN201210346242.7A CN102911470B (en) | 2012-09-18 | 2012-09-18 | High-temperature-resistant fireproof shielded cable material and preparation method thereof |
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| CN102911470A CN102911470A (en) | 2013-02-06 |
| CN102911470B true CN102911470B (en) | 2014-07-02 |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103467998A (en) * | 2013-08-26 | 2013-12-25 | 晶锋集团股份有限公司 | Anti-cracking silicone rubber cable material and preparation method thereof |
| CN104582030A (en) * | 2013-10-15 | 2015-04-29 | 安邦电气集团有限公司 | Anti-aging polymer-based self-temperature-limiting heat tracing cable |
| CN103725006A (en) * | 2013-12-13 | 2014-04-16 | 芜湖金鹰机械科技开发有限公司 | Environmentally-friendly rubber O-shaped ring material |
| CN104177730A (en) * | 2014-08-13 | 2014-12-03 | 安徽明都电力线缆有限公司 | Modified attapulgite for cold-resistant highly insulating polyvinyl chloride cable material and preparation method thereof |
| CN104610748A (en) * | 2015-01-29 | 2015-05-13 | 柳州兴杜工业贸易有限公司 | Rubber material for wires and cables |
| CN105086327A (en) * | 2015-08-27 | 2015-11-25 | 无锡华虹信息科技有限公司 | Manufacturing technology of shielded cable capable of working for long time at temperature of 95 DEG C |
| CN105206322A (en) * | 2015-09-28 | 2015-12-30 | 安徽华星电缆集团有限公司 | High-temperature-prevention fire-resistant cable for computer |
| CN105542327A (en) * | 2015-12-28 | 2016-05-04 | 张桂华 | Formula of novel synthetic rubber and preparation method for novel synthetic rubber |
| CN105670061A (en) * | 2016-01-15 | 2016-06-15 | 李昂 | Wire harness sheath for automobile engine compartment and preparation method thereof |
| CN105754352A (en) * | 2016-05-12 | 2016-07-13 | 王维娜 | Flame-retardant fire-resistant power cable material and preparation method thereof |
| CN105885422A (en) * | 2016-05-20 | 2016-08-24 | 安徽新科电缆集团股份有限公司 | Flame-retardant cable sheath and preparation method thereof |
| CN112143452B (en) * | 2020-10-21 | 2022-05-17 | 南京信息工程大学 | Organic high-temperature-resistant packaging adhesive and preparation method thereof |
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| CN101880417A (en) * | 2010-06-29 | 2010-11-10 | 武汉新天地特种电缆有限公司 | Silane crosslinked halogen-free flame-retardant polyethylene cable material and preparation method thereof |
| CN102286162A (en) * | 2011-06-20 | 2011-12-21 | 沈阳天荣电缆材料有限公司 | Preparation method of deep sea cable filling strip |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101880417A (en) * | 2010-06-29 | 2010-11-10 | 武汉新天地特种电缆有限公司 | Silane crosslinked halogen-free flame-retardant polyethylene cable material and preparation method thereof |
| CN102286162A (en) * | 2011-06-20 | 2011-12-21 | 沈阳天荣电缆材料有限公司 | Preparation method of deep sea cable filling strip |
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