CN103571116A - Low-smoke halogen-free flame-retardant anti-aging cable material for cables - Google Patents
Low-smoke halogen-free flame-retardant anti-aging cable material for cables Download PDFInfo
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- CN103571116A CN103571116A CN201310565963.1A CN201310565963A CN103571116A CN 103571116 A CN103571116 A CN 103571116A CN 201310565963 A CN201310565963 A CN 201310565963A CN 103571116 A CN103571116 A CN 103571116A
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 63
- 239000000463 material Substances 0.000 title claims abstract description 56
- 239000000779 smoke Substances 0.000 title claims abstract description 45
- 230000003712 anti-aging effect Effects 0.000 title claims abstract description 34
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 100
- 239000007822 coupling agent Substances 0.000 claims abstract description 19
- 229920001971 elastomer Polymers 0.000 claims description 52
- 239000005060 rubber Substances 0.000 claims description 52
- 229920001897 terpolymer Polymers 0.000 claims description 46
- 230000032683 aging Effects 0.000 claims description 38
- 229910052736 halogen Inorganic materials 0.000 claims description 35
- 150000002367 halogens Chemical class 0.000 claims description 35
- XEKOWRVHYACXOJ-UHFFFAOYSA-N ethyl acetate Substances CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 23
- 239000000126 substance Substances 0.000 claims description 22
- 239000004902 Softening Agent Substances 0.000 claims description 19
- 239000000178 monomer Substances 0.000 claims description 15
- 238000005728 strengthening Methods 0.000 claims description 15
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 13
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical group [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 12
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 9
- 230000018109 developmental process Effects 0.000 claims description 9
- 239000000347 magnesium hydroxide Substances 0.000 claims description 9
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 9
- 239000012188 paraffin wax Substances 0.000 claims description 9
- JNXDCMUUZNIWPQ-UHFFFAOYSA-N trioctyl benzene-1,2,4-tricarboxylate Chemical compound CCCCCCCCOC(=O)C1=CC=C(C(=O)OCCCCCCCC)C(C(=O)OCCCCCCCC)=C1 JNXDCMUUZNIWPQ-UHFFFAOYSA-N 0.000 claims description 9
- -1 alkylated diphenylamine compound Chemical class 0.000 claims description 8
- BJELTSYBAHKXRW-UHFFFAOYSA-N 2,4,6-triallyloxy-1,3,5-triazine Chemical group C=CCOC1=NC(OCC=C)=NC(OCC=C)=N1 BJELTSYBAHKXRW-UHFFFAOYSA-N 0.000 claims description 7
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 6
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical group [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 229910000077 silane Inorganic materials 0.000 claims description 5
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical compound OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 claims description 3
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- OKIRBHVFJGXOIS-UHFFFAOYSA-N 1,2-di(propan-2-yl)benzene Chemical compound CC(C)C1=CC=CC=C1C(C)C OKIRBHVFJGXOIS-UHFFFAOYSA-N 0.000 claims 1
- 101000648997 Homo sapiens Tripartite motif-containing protein 44 Proteins 0.000 claims 1
- 102100028017 Tripartite motif-containing protein 44 Human genes 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 229920002943 EPDM rubber Polymers 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 239000000945 filler Substances 0.000 abstract description 2
- 239000004014 plasticizer Substances 0.000 abstract description 2
- 239000000654 additive Substances 0.000 abstract 1
- 230000000996 additive effect Effects 0.000 abstract 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 239000012744 reinforcing agent Substances 0.000 abstract 1
- 235000012254 magnesium hydroxide Nutrition 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 8
- 239000006229 carbon black Substances 0.000 description 8
- 239000012757 flame retardant agent Substances 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- 239000002253 acid Substances 0.000 description 5
- 150000007513 acids Chemical class 0.000 description 5
- 238000003490 calendering Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 5
- 239000007858 starting material Substances 0.000 description 5
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 3
- 239000004927 clay Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 125000005591 trimellitate group Chemical group 0.000 description 3
- KOMNUTZXSVSERR-UHFFFAOYSA-N 1,3,5-tris(prop-2-enyl)-1,3,5-triazinane-2,4,6-trione Chemical compound C=CCN1C(=O)N(CC=C)C(=O)N(CC=C)C1=O KOMNUTZXSVSERR-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical class [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 2
- 230000002929 anti-fatigue Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000796 flavoring agent Substances 0.000 description 2
- 235000019634 flavors Nutrition 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 230000000391 smoking effect Effects 0.000 description 2
- 238000005987 sulfurization reaction Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 240000005373 Panax quinquefolius Species 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
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- 238000005520 cutting process Methods 0.000 description 1
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- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 239000012433 hydrogen halide Substances 0.000 description 1
- 229910000039 hydrogen halide Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
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- 231100000956 nontoxicity Toxicity 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
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- 239000002861 polymer material Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
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- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
- Organic Insulating Materials (AREA)
Abstract
The invention relates to a low-smoke halogen-free flame-retardant anti-aging cable material for cables. The cable material is characterized in that the cable material comprises the following components in parts by weight: 20-50 parts of EPDM (ethylene-propylene-diene monomer), 50-80 parts of EVM (ethylene vinyl acetate rubber), 2.5-5 parts of a vulcanizing agent, 1.5-6 parts of a vulcanizing additive, 2-8 parts of an anti-aging agent, 10-30 parts of a plasticizer, 0.5-1.5 parts of a coupling agent, 15-30 parts of a reinforcing agent, 20-40 parts of a filling agent, and 50-70 parts of a flame retardant. According to the invention, because raw materials which do not produce dense smoke in the process of self burning, and do not produce dense smoke during chemical reactions thereof, and can absorb smoke are selected, the smoke density of cables in the process of burning is effectively reduced.
Description
Technical field
The invention belongs to CABLE MATERIALS technical field, be specifically related to the ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant for a kind of cable.
Background technology
Electric wire, as electric energy and information transmission body, is widely used in every field.Electric wire adopts plastics and rubber as insulation and sheath material mostly, and this type of polymer materials, after being heated, melting, decomposing, can produce inflammable gas.During high temperature, these gases can react with oxygen and burn, and during burning, can produce a large amount of heat, and these heats can impel that polymkeric substance further melts, decomposition, sustained combustion, fire is expanded, thereby bring about great losses.The fire losses that China is only caused by cable, every year up to tens yuans.
Therefore, along with the fire-retardant problem of electric wire more and more causes people's concern, people's various fire-retardant fireproof materials that begin one's study.In order to improve the flame retardant properties of electric wire, conventionally add halogenated flame retardant and obtain flame-proof cable material.But this flame-proof cable material can produce a large amount of smog and hydrogen halide when burning, easily makes people be choked to death, and causes the secondary disaster.Therefore, the research of non-halogen flame-retardant cable development becomes current focus.
Terpolymer EP rubber (EPDM) is the terpolymer of ethene, propylene and non-conjugated diene hydrocarbon, belong to polyolefine family, its main polymer chain is completely saturated, and this makes it have superior anti-ozone, ageing-resistant, chemical resistance of concrete, excellent insulating property and fabulous vulcanization characteristics.Meanwhile, terpolymer EP rubber has lower proportion, can absorb a large amount of fillers and oil and influencing characteristic is little, can the cheap rubber compound of cost of manufacture.
EVM is the multipolymer of ethene and vinyl-acetic ester, is vinyl acetate content high (massfraction is 0. 4～0. 8), amorphous copolymer that the degree of branching is high, belongs to rubber, by the good cross-linked rubber of reasonable coordination availability.The main chain of EVM is saturated structures, and chemical stability is good, so it has excellent heat-resisting, resistance to ozone and weather resistance, and the vinyl acetate groups of polarity makes it can tolerate non-polar oil and fuel oil.
The blending and modifying resin of terpolymer EP rubber and EVM is as CABLE MATERIALS, not only improved the polarity of matrix resin, improved the flame retardant properties of material, as application for a patent for invention 201310243481.4,201110244048.3,201210390599.5,201210393493.0,201310197441.0 simultaneously.
Because terpolymer EP rubber is nonpolar, though have excellent ageing-resistant performance, in non-polar oil, swelling property is large, and mechanical property changes greatly.And EVM is due to the introducing of vinyl acetate groups, there is good oil-proofness, but ageing-resistant performance is undesirable.Meanwhile, terpolymer EP rubber and EVM are all not halogen-containing, but inflammable, once presence of fire can cause a large amount of property damagees and loss of life and personal injury.
Summary of the invention
The present invention, in order to solve the problems of the technologies described above, provides the ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant for a kind of cable.The present invention selects self burning not produce thick smoke, and between starting material, chemical reaction does not produce dense smoke, and starting material that can smoking, the smoke density while effectively reducing cable fire.
For achieving the above object, the present invention adopts following technical scheme:
By the ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant, it is characterized in that: by weight, the composition of material comprises:
20～50 parts of terpolymer EP rubbers
50～80 parts of EVM
2.5～5 parts of vulcanizing agents
1.5～6 parts of cocuring agents
2.0～8.0 parts, anti-aging agent
10～30 parts, softening agent
0.5～1.5 part of coupling agent
15～30 parts of strengthening agents
20～40 parts of weighting agents
50～70 parts of fire retardants
According to rules EN-50268-2, low cigarette refers to that after product burns in encloses container, seeing through its Tou Guang of Ray Of Light Shuais≤60%.
Terpolymer EP rubber of the present invention is the 3rd monomer content at 0.2%～1.0% terpolymer EP rubber, and mooney viscosity is 25～30.The 3rd monomer of terpolymer EP rubber contains two keys, directly affects the ageing-resistant performance of rubber, and the 3rd monomer content of the present invention is low, good stability, and ageing-resistant performance is excellent; Select suitable mooney viscosity simultaneously, be convenient to processing.
EVM of the present invention is vinyl-acetic ester massfraction at 40%～80% ethene and the multipolymer of vinyl-acetic ester, and mooney viscosity is 20～30.Tensile strength is good, and oil resistance is excellent, is easy to processing.
Anti-aging agent of the present invention is anti-aging agent RD or alkylated diphenylamine compound, and its object is to improve the heat resistant performance of rubber.
Preferably, described anti-aging agent is the anti-aging agent XH-1 that Suqian Xu Bang development of chemical industry company limited produces.High effect nontoxic, to by heat, light, ozone caused aging have special protective effect and antifatigue effect, prevents that under hot conditions old effect and anti-tired effect are particularly outstanding.
Softening agent of the present invention is a kind of in paraffin, trioctyl trimellitate (TOTM) or two kinds.Be mainly used to improve the plasticity of material, to reach good processing characteristics, simultaneously high temperature resistant, to reach good ageing-resistant performance.From the viewpoint of processing characteristics, can use paraffin; From the viewpoint of ageing-resistant effect, can use trioctyl trimellitate.
Fire retardant of the present invention is low-smoke non-halogen flame-retardant agent.
Preferably, described fire retardant is magnesium hydroxide.Magnesium hydroxide not only produces without any objectionable impurities in whole fire-retardant process, and the product of its decomposition can also absorb in a large number obnoxious flavour and smog that the polymer burnings such as rubber, plastics produce in fire-retardant, activated magnesia constantly absorbs imperfect combustion fusing residue, when stopping very soon from making to burn, eliminate smog, stop molten drop, multiple performance is better than aluminium hydroxide, safety is cheap, is a kind of emerging environmental protection inorganic fire retardant.
Vulcanizing agent of the present invention is dicumyl peroxide (DCP), 1,1-dual-tert-butyl peroxy-3,3,5-trimethyl-cyclohexane, dual-tert-butyl peroxy isopropyl base benzene.
Cocuring agent of the present invention is triallylcyanurate (TAIC) or cyanuric acid tripropylene (TAC), and its object is accelerated cure and strengthens cure efficiency.
Coupling agent of the present invention is silane coupling A-172.Improve the consistency of various sizing materials, significantly improve the mechanical property of product.
Beneficial effect of the present invention is:
1, to select terpolymer EP rubber and EVM be matrix to CABLE MATERIALS of the present invention, possessed the ageing resistance of Ethylene Propylene Terpolymer, overcomes its not oil resistance; The oil-proofness that has possessed EVM, has overcome its not ageing-resistant performance; Simultaneously all not halogen-containing in starting material, select self burning not produce thick smoke, between starting material, chemical reaction does not produce thick smoke, and starting material that can smoking, the smoke density while effectively reducing cable fire.When making CABLE MATERIALS have excellent ageing-resistant performance and oil resistance, when presence of fire, smoke density is low, and nontoxicity gas is overflowed, and is beneficial to escape, reduces loss of life and personal injury.Therefore CABLE MATERIALS of the present invention possesses the ageing-resistant excellent properties of low-smoke non-halogen flame-retardant.
2, the anti-aging agent XH-1 that selects Suqian Xu Bang development of chemical industry company limited to produce, its high effect nontoxic, to by heat, light, ozone caused aging have special protective effect and antifatigue effect, prevents that under hot conditions old effect and anti-tired effect are particularly outstanding; Meanwhile, coordinate high temperature plasticizer TOTM, be used for improving the plasticity of material, to reach good processing characteristics, simultaneously high temperature resistant, further to have consolidated the ageing-resistant performance of CABLE MATERIALS.
3, owing to selecting magnesium hydroxide as fire retardant, magnesium hydroxide not only produces without any objectionable impurities in whole fire-retardant process, and the product of its decomposition can also absorb in a large number obnoxious flavour and smog that the polymer burnings such as rubber, plastics produce in fire-retardant, activated magnesia constantly absorbs imperfect combustion fusing residue, when stopping very soon from making to burn, eliminate smog, stop molten drop, multiple performance is better than aluminium hydroxide, and safety is cheap.Make CABLE MATERIALS have good flame retardant effect, this CABLE MATERIALS has higher volume specific resistance simultaneously, can under some special occasions, use.
Embodiment
Below in conjunction with embodiment, essentiality content of the present invention is described in further detail.
Embodiment 1
By the ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant, by weight, the composition of material comprises:
20 parts of terpolymer EP rubbers
60 parts of EVM
2.5 parts of vulcanizing agents
3 parts of cocuring agents
3 parts, anti-aging agent
15 parts, softening agent
0.5 part of coupling agent
20 parts of strengthening agents
20 parts of weighting agents
56 parts of fire retardants.
Embodiment 2
By a low-smoke non-halogen flame-retardant ageing-resistant CABLE MATERIALS, by weight, the consisting of of material:
30 parts of terpolymer EP rubbers
50 parts of EVM
2.8 parts of vulcanizing agents
1.5 parts of cocuring agents
8 parts, anti-aging agent
10 parts, softening agent
1.0 parts of coupling agents
15 parts of strengthening agents
26 parts of weighting agents
50 parts of fire retardants.
Embodiment 3
By a low-smoke non-halogen flame-retardant ageing-resistant CABLE MATERIALS, by weight, the consisting of of material:
50 parts of terpolymer EP rubbers
70 parts of EVM
5 parts of vulcanizing agents
5 parts of cocuring agents
3 parts, anti-aging agent
25 parts, softening agent
1.5 parts of coupling agents
25 parts of strengthening agents
40 parts of weighting agents
65 parts of fire retardants.
Fire retardant of the present invention is low-smoke non-halogen flame-retardant agent.
Strengthening agent of the present invention is carbon black, cheap, stable chemical nature, and reinforcing effect is good, significantly improves the mechanical property of product.
Weighting agent of the present invention is calcinated argil.Stable chemical nature, extrudes or calendered goods smooth in appearance, has the advantages that thermotolerance, resistance to acids and bases and electrical insulating property are good.
Embodiment 4
By a low-smoke non-halogen flame-retardant ageing-resistant CABLE MATERIALS, by weight, the consisting of of material:
40 parts of terpolymer EP rubbers
80 parts of EVM
4.5 parts of vulcanizing agents
6 parts of cocuring agents
2.2 parts, anti-aging agent
30 parts, softening agent
1.2 parts of coupling agents
30 parts of strengthening agents
33 parts of weighting agents
70 parts of fire retardants.
Fire retardant of the present invention is low-smoke non-halogen flame-retardant agent.
Strengthening agent of the present invention is carbon black, cheap, stable chemical nature, and reinforcing effect is good, significantly improves the mechanical property of product.
Weighting agent of the present invention is calcinated argil.Stable chemical nature, extrudes or calendered goods smooth in appearance, has the advantages that thermotolerance, resistance to acids and bases and electrical insulating property are good.
Embodiment 5
By a low-smoke non-halogen flame-retardant ageing-resistant CABLE MATERIALS, by weight, the consisting of of material:
38 parts of terpolymer EP rubbers
65 parts of EVM
3.0 parts of vulcanizing agents
4.2 parts of cocuring agents
2 parts, anti-aging agent
28 parts, softening agent
1.0 parts of coupling agents
22 parts of strengthening agents
30 parts of weighting agents
60 parts of fire retardants.
Fire retardant of the present invention is low-smoke non-halogen flame-retardant agent.
Strengthening agent of the present invention is carbon black, cheap, stable chemical nature, and reinforcing effect is good, significantly improves the mechanical property of product.
Weighting agent of the present invention is calcinated argil.Stable chemical nature, extrudes or calendered goods smooth in appearance, has the advantages that thermotolerance, resistance to acids and bases and electrical insulating property are good.
Embodiment 6
By a low-smoke non-halogen flame-retardant ageing-resistant CABLE MATERIALS, by weight, the consisting of of material:
40 parts of terpolymer EP rubbers
68 parts of EVM
2.5 parts of vulcanizing agents
3.5 parts of cocuring agents
2.0 parts, anti-aging agent
22 parts, softening agent
1.3 parts of coupling agents
26 parts of strengthening agents
32 parts of weighting agents
62 parts of fire retardants.
Fire retardant of the present invention is low-smoke non-halogen flame-retardant agent.
Strengthening agent of the present invention is carbon black, cheap, stable chemical nature, and reinforcing effect is good, significantly improves the mechanical property of product.
Weighting agent of the present invention is calcinated argil.Stable chemical nature, extrudes or calendered goods smooth in appearance, has the advantages that thermotolerance, resistance to acids and bases and electrical insulating property are good.
Embodiment 7
By a low-smoke non-halogen flame-retardant ageing-resistant CABLE MATERIALS, by weight, the consisting of of material:
50 parts of EPDM 3722P
50 parts of EVM 500HV
5 parts of dicumyl peroxides
3 parts of triallylcyanurate
5 parts of XH-1
5 parts, paraffin
15 parts of trioctyl trimellitates
1.0 parts of coupling agents
15 parts of carbon black N330
35 parts, potter's clay
70 parts of magnesium hydroxides
1.0 parts of A-172
Embodiment 8
By a low-smoke non-halogen flame-retardant ageing-resistant CABLE MATERIALS, by weight, the consisting of of material:
40 parts of EPDM 3722P
60 parts of EVM 500HV
5 parts of dicumyl peroxides
3 parts of triallylcyanurate
5 parts of XH-1
5 parts, paraffin
10 parts of trioctyl trimellitates
0.5 part of coupling agent
20 parts of carbon black N330
35 parts, potter's clay
65 parts of magnesium hydroxides
0.8 part of A-172
Embodiment 9
By a low-smoke non-halogen flame-retardant ageing-resistant CABLE MATERIALS, by weight, the consisting of of material:
50 parts of EPDM 3722P
50 parts of EVM 500HV
5 parts of dicumyl peroxides
3 parts of triallylcyanurate
5 parts of XH-1
5 parts, paraffin
12 parts of trioctyl trimellitates
1.5 parts of coupling agents
25 parts of carbon black N330
30 parts, potter's clay
70 parts of magnesium hydroxides
1.0 parts of A-172
Embodiment 10
Following table is the CABLE MATERIALS product performance of the embodiment of the present invention 7-9.
Embodiment 11
The embodiment of the present embodiment is substantially the same manner as Example 5, on this basis:
Described terpolymer EP rubber is the 3rd monomer content at 0.2% terpolymer EP rubber, and mooney viscosity is 25.
Embodiment 12
The embodiment of the present embodiment is substantially the same manner as Example 5, on this basis:
Described terpolymer EP rubber is the 3rd monomer content at 1.0% terpolymer EP rubber, and mooney viscosity is 26.
Described EVM is vinyl-acetic ester massfraction at 70% ethene and the multipolymer of vinyl-acetic ester, and mooney viscosity is 28.
Embodiment 13
The embodiment of the present embodiment is substantially the same manner as Example 5, on this basis:
Described terpolymer EP rubber is the 3rd monomer content at 0.3% terpolymer EP rubber, and mooney viscosity is 30.
Described EVM is vinyl-acetic ester massfraction at 40% ethene and the multipolymer of vinyl-acetic ester, and mooney viscosity is 20.
Described anti-aging agent is anti-aging agent RD.
Embodiment 14
The embodiment of the present embodiment is substantially the same manner as Example 5, on this basis:
Described terpolymer EP rubber is the 3rd monomer content at 0.4% terpolymer EP rubber, and mooney viscosity is 27.
Described EVM is vinyl-acetic ester massfraction at 80% ethene and the multipolymer of vinyl-acetic ester, and mooney viscosity is 30.
Described anti-aging agent is alkylated diphenylamine compound.
Fire retardant of the present invention is low-smoke non-halogen flame-retardant agent.
Embodiment 15
The embodiment of the present embodiment is substantially the same manner as Example 5, on this basis:
Described terpolymer EP rubber is the 3rd monomer content at 0.4% terpolymer EP rubber, and mooney viscosity is 29.
Described EVM is vinyl-acetic ester massfraction at 55% ethene and the multipolymer of vinyl-acetic ester, and mooney viscosity is 26.
Described anti-aging agent is the anti-aging agent XH-1 that Suqian Xu Bang development of chemical industry company limited produces.
Described softening agent is paraffin.
Fire retardant of the present invention is low-smoke non-halogen flame-retardant agent.
Embodiment 16
The embodiment of the present embodiment is substantially the same manner as Example 5, on this basis:
Described terpolymer EP rubber is the 3rd monomer content at 0.5% terpolymer EP rubber, and mooney viscosity is 29.
Described EVM is bright Sheng 500HV type EVM.The 500HV type EVM technical maturity that Lanxess Corporation produces, product is stable, and purity is high, and oil resistance is good.
Described anti-aging agent is the anti-aging agent XH-1 that Suqian Xu Bang development of chemical industry company limited produces.
Described softening agent is trioctyl trimellitate.
Described fire retardant is magnesium hydroxide.
Embodiment 17
The embodiment of the present embodiment is substantially the same manner as Example 5, on this basis:
Described terpolymer EP rubber is the 3rd monomer content at 0.6% terpolymer EP rubber, and mooney viscosity is 25.
Described EVM is vinyl-acetic ester massfraction at 50% ethene and the multipolymer of vinyl-acetic ester, and mooney viscosity is 27.
Described anti-aging agent is the anti-aging agent XH-1 that Suqian Xu Bang development of chemical industry company limited produces.
Described softening agent is paraffin.
Described fire retardant is magnesium hydroxide.
Described vulcanizing agent is dicumyl peroxide (DCP), and cure efficiency is good, is difficult for bloom, can improve thermotolerance and the weathering resistance of product.
Embodiment 18
The embodiment of the present embodiment is substantially the same manner as Example 5, on this basis:
Described terpolymer EP rubber is the 3rd monomer content at 0.7% terpolymer EP rubber, and mooney viscosity is 27.
Described EVM is vinyl-acetic ester massfraction at 40% ethene and the multipolymer of vinyl-acetic ester, and mooney viscosity is 20.
Described anti-aging agent is the anti-aging agent XH-1 that Suqian Xu Bang development of chemical industry company limited produces.
Described softening agent is paraffin.
Described fire retardant is magnesium hydroxide.
Described vulcanizing agent is 1,1-dual-tert-butyl peroxy-3,3,5-trimethyl-cyclohexane.
Described cocuring agent is triallylcyanurate.
Embodiment 19
The embodiment of the present embodiment is substantially the same manner as Example 5, on this basis:
Described terpolymer EP rubber is DOW Chemical 3722P type terpolymer EP rubber.The 3rd monomer content is low, and heat aging property is excellent.
Described EVM is vinyl-acetic ester massfraction at 70% ethene and the multipolymer of vinyl-acetic ester, and mooney viscosity is 28.
Described anti-aging agent is the anti-aging agent XH-1 that Suqian Xu Bang development of chemical industry company limited produces.
Described softening agent is trioctyl trimellitate.
Described fire retardant is magnesium hydroxide.
Described vulcanizing agent is dual-tert-butyl peroxy isopropyl base benzene.
Described cocuring agent is cyanuric acid tripropylene.
Described coupling agent is silane coupling A-172.
Embodiment 20
The embodiment of the present embodiment is substantially the same manner as Example 6, on this basis:
Described terpolymer EP rubber is the 3rd monomer content at 0.9% terpolymer EP rubber, and mooney viscosity is 30.
Described EVM is vinyl-acetic ester massfraction at 60% ethene and the multipolymer of vinyl-acetic ester, and mooney viscosity is 27.
Described softening agent is trioctyl trimellitate.
Vulcanizing agent of the present invention is dicumyl peroxide (DCP), and cure efficiency is good, is difficult for bloom, can improve thermotolerance and the weathering resistance of product.
Described cocuring agent is triallylcyanurate.
Described coupling agent is silane coupling A-172.
Embodiment 21
The embodiment of the present embodiment is substantially the same manner as Example 6, on this basis:
Described terpolymer EP rubber is the 3rd monomer content at 0.6% terpolymer EP rubber, and mooney viscosity is 26.
Described EVM is vinyl-acetic ester massfraction at 70% ethene and the multipolymer of vinyl-acetic ester, and mooney viscosity is 28.
Described softening agent is trioctyl trimellitate.
Described vulcanizing agent is dicumyl peroxide (DCP).
Described cocuring agent is liquid TAIC, can significantly shorten curing time, improves product strength, wear resistance, resistance to dissolubility and erosion resistance.
Described coupling agent is silane coupling A-172.
Strengthening agent of the present invention is carbon black, cheap, stable chemical nature, and reinforcing effect is good, significantly improves the mechanical property of product.
Weighting agent of the present invention is calcinated argil.Stable chemical nature, extrudes or calendered goods smooth in appearance, has the advantages that thermotolerance, resistance to acids and bases and electrical insulating property are good.
Embodiment 22
The preparation of the ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant the present invention relates to comprises the following steps:
1, weighing.Take 20～50 parts of terpolymer EP rubbers, 50～80 parts of EVM, 2.5～5 parts of vulcanizing agents, 1.5～6 parts of cocuring agents, 10～30 parts, softening agent, 2～8 parts, anti-aging agent, 0.5～1.5 part of coupling agent, 15～30 parts of strengthening agents, 50～70 parts of fire retardants are stand-by.Require the weighing of terpolymer EP rubber, EVM, strengthening agent, weighting agent and fire retardant should be accurate to 1g, vulcanizing agent and cocuring agent should be accurate to 0.002g, and softening agent and coupling agent should be accurate to 0.01g, thus other Synergist S-421 95 should be accurate to ± 1%.
2, mixing.Preferentially select the mill of roller speed ratio 1.0:1.4 plasticate terpolymer EP rubber and EVM, mixing evenly until them, become translucent after, roller spacing is adjusted to suitable state, along the length of whole roller, add other Synergist S-421 95 except vulcanizing agent and promotor.When spacer gel and roller surface be not during significantly free powder, make 3/4 cutter, alternating direction adds vulcanizing agent and cocuring agent after carrying out 5～6 times.Vulcanizing agent and cocuring agent by after colloid absorbing, are cut off film completely from roller, adjust roller spacing, by film thin-pass 3～4 times.
3, park.Film after mixing should be placed on smooth, clean, dry metallic surface and be cooled to room temperature, and cooled film should be under lock and key to prevent from being polluted by unclassified stores.
4, sulfuration.Film after mixing is parked at least after 16h, and the mould that the film of the suitable size of cutting is put into vulcanizing press vulcanizes.Cure conditions is 160 ℃, and 15min keeps cavity pressure to be not less than 5MPa between curing time.
5, detect.Sulfuration sheet is at least placed after 16h, can carry out correlated performance detection.
Claims (10)
1. a low-smoke non-halogen flame-retardant ageing-resistant CABLE MATERIALS for cable, is characterized in that: by weight, the composition of material comprises:
20～50 parts of terpolymer EP rubbers
50～80 parts of EVM
2.5～5 parts of vulcanizing agents
1.5～6 parts of cocuring agents
2.0～8 parts, anti-aging agent
10～30 parts, softening agent
0.5～1.5 part of coupling agent
15～30 parts of strengthening agents
20～40 parts of weighting agents
50～70 parts of fire retardants.
2. the ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant for a kind of cable according to claim 1, is characterized in that: described terpolymer EP rubber is the 3rd monomer content at 0.2%～1.0% terpolymer EP rubber, and mooney viscosity is 25～30.
3. the ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant for a kind of cable according to claim 1, is characterized in that: described EVM is vinyl-acetic ester massfraction at 40%～80% ethene and the multipolymer of vinyl-acetic ester, and mooney viscosity is 20～30.
4. a kind of cable ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant according to claim 1, is characterized in that: described anti-aging agent is anti-aging agent RD or alkylated diphenylamine compound.
5. a kind of cable ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant according to claim 4, is characterized in that: described anti-aging agent is the anti-aging agent XH-1 that Suqian Xu Bang development of chemical industry company limited produces.
6. the ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant for a kind of cable according to claim 1, is characterized in that: described softening agent is a kind of in paraffin, trioctyl trimellitate or two kinds.
7. a kind of cable ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant according to claim 1, is characterized in that: described fire retardant is magnesium hydroxide.
8. a kind of cable ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant according to claim 1, is characterized in that: described vulcanizing agent is oxidation diisopropylbenzene(DIPB), 1,1-dual-tert-butyl peroxy-3,3,5-trimethyl-cyclohexane, dual-tert-butyl peroxy isopropyl base benzene.
9. a kind of cable ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant according to claim 1, is characterized in that: described cocuring agent is triallylcyanurate or cyanuric acid tripropylene.
10. a kind of cable ageing-resistant CABLE MATERIALS of low-smoke non-halogen flame-retardant according to claim 1, is characterized in that: described coupling agent is silane coupling A-172.
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| CN103937058A (en) * | 2014-05-07 | 2014-07-23 | 上海蓝昊电气江苏有限公司 | High-flame-retardant oil-resistant low-temperature resistant neoprene cable material and preparation process thereof |
| CN104072886A (en) * | 2014-06-12 | 2014-10-01 | 安徽安尔达机电有限公司 | Damping buffering rubber material for installing support of small generator |
| CN104761809A (en) * | 2015-04-25 | 2015-07-08 | 成都博化新材料科技有限公司 | Mud-resistant low-smoke zero-halogen flame-retardant cross-linked polyolefin sheathed rubber material and preparation method thereof |
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| CN107745552A (en) * | 2017-09-18 | 2018-03-02 | 滁州市永通交通设备有限公司 | A kind of process of preparing of fire-retardant windshield rubber canopy cloth |
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