CN105255045A - Heat-resisting PVC (polyvinyl chloride)-sheathed control cable - Google Patents
Heat-resisting PVC (polyvinyl chloride)-sheathed control cable Download PDFInfo
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Abstract
The invention discloses a heat-resisting PVC (polyvinyl chloride)-sheathed control cable. A sheath of the cable comprises components of raw materials in parts by weight as follows: 100 parts of polyvinyl chloride, 10-20 parts of nylon, 2-5 parts of maleic anhydride grafted polyphenyl ether, 0.1-0.5 parts of pentaerythritol stearate, 5-15 parts of dibutyl phthalate, 0.2-1 part of stearic acid, 1-8 parts of isopropyl phenyl diphenyl phosphate, 2-8 parts of nano-titanium dioxide, 10-18 parts of nano calcium carbonate, 3-10 parts of maleic acid modified hydrotalcite, 5-15 parts of modified carbon nano tubes, 3-10 parts of polyacrylonitrile fiber, 0.1-0.5 parts of lanthanum diethyldithiocarbamate, 0.1-1.5 parts of calcium adipate, 0.1-0.8 parts of glyzinc, 0.2-0.5 parts of beta-diketone, 2-3.5 parts of acrylate copolymers and 0.5-2 parts of an antioxidant. The sheath of the heat-resisting PVC-sheathed control cable has high strength, and the cable has good heat resistance and long service life.
Description
Technical field
The present invention relates to control cables technical field, particularly relate to a kind of heat-resistant polyvinyl chloride flame-retardant jacket control cable.
Background technology
Polyvinyl chloride has cheap, good flame resistance, processing units, technique are simple, hardness variable range is wide, electrical insulating property is good, the advantage such as oil resistant, chemical-resistant reagent, by adding various additive and using multiple forming method to obtain different properties, broad-spectrum goods, uses more in the insulation and sheath material of electric wire.But, the poor heat stability of general pvc material, easily be heated in the course of processing autocatalysis dehydrochlorination reaction occurring to be caused by reactive site, form conjugated polyene chain, and and then there is chain rupture, the reaction such as crosslinked and variable color, degraded, cause plastic products quality to be deteriorated, degradation, and then affect its processing and use properties.In order to widen the use range of polyvinyl chloride, people are devoted to carry out heat resistance modified to general polyvinyl chloride.But along with the expansion of electric wire application scenario, to improving constantly of the requirement of polyvinyl chloride cable material, its thermotolerance of existing pvc material still can not meet the service requirements of the cable having high temperature requirement, needs to carry out modification.
Summary of the invention
Based on the technical problem that background technology exists, the present invention proposes a kind of heat-resistant polyvinyl chloride flame-retardant jacket control cable, its sheath intensity is high, and resistance toheat is good, for long service life in cable.
A kind of heat-resistant polyvinyl chloride flame-retardant jacket control cable that the present invention proposes, the raw material of cable sheath comprises following component by weight: polyvinyl chloride 100 parts, nylon 10-20 part, maleic anhydride graft polyphenylene oxide 2-5 part, stearic acid pentaerythritol ester 0.1-0.5 part, dibutyl phthalate 5-15 part, stearic acid 0.2-1 part, ISOPROPYL PHENYL DIPHENYL PHOSPHATE 1-8 part, nano titanium oxide 2-8 part, nano-calcium carbonate 10-18 part, maleic acid modified hydrotalcite 3-10 part, modified carbon nano-tube 5-15 part, polyacrylonitrile fibre 3-10 part, lanthanum diethyldithiocarbamate 0.1-0.5 part, hexanodioic acid calcium 0.1-1.5 part, glycerin zinc 0.1-0.8 part, beta-diketon 0.2-0.5 part, acrylate copolymer 2-3.5 part, oxidation inhibitor 0.5-2 part.
In a particular embodiment, a kind of heat-resistant polyvinyl chloride flame-retardant jacket control cable that the present invention proposes, in its raw material, the weight part of polyvinyl chloride is 100 parts; The weight part of nylon can be 10,11,12,13,13.5,14,14.6,15,15.6,17,18.6,19,20 parts; The weight part of maleic anhydride graft polyphenylene oxide can be 2,2.3,2.8,3,3.5,3.8,4,4.5,4.8,5 parts; The weight part of stearic acid pentaerythritol ester can be 0.1,0.2,0.3,0.35,0.4,0.45,0.5 part; The weight part of dibutyl phthalate can be 5,6,7,8,8.5,9,9.3,10,11,12,13.5,14,14.6,15 parts; Stearic weight part can be 0.2,0.3,0.4,0.5,0.6,0.7,0.8,0.95,1 part; , ISOPROPYL PHENYL DIPHENYL PHOSPHATE weight part can be 1,2,3,4,5,5.6,6,6.5,7,7.6,8 part; The weight part of nano titanium oxide can be 2,3,4,5,5.3,5.6,6,6.2,7,7.5,8 parts; The weight part of nano-calcium carbonate can be 10,11,12,13.4,14,14.6,15,15.3,16,16.5,17,17.3,18 parts; The weight part of maleic acid modified hydrotalcite can be 3,4,5,5.8,6,6.3,7,7.8,8,8.6,9,9.3,10 parts; The weight part of modified carbon nano-tube can be 5,6,7,8,9,9.3,10,12,13,13.4,14,14.6,15 parts; The weight part of polyacrylonitrile fibre can be 3,4,5,5.8,6,6.2,6.5,7,8,8.6,9,9.3,10 parts; The weight part of lanthanum diethyldithiocarbamate can be 0.1,0.2,0.3,0.35,0.4,0.46,0.5 part; The weight part of hexanodioic acid calcium can be 0.1,0.2,0.3,0.5,0.6,0.78,0.9,1,1.2,1.35,1.4,1.46,1.5 part; The weight part of glycerin zinc can be 0.1,0.2,0.3,0.4,0.5,0.6,0.75,0.8 part; The weight part of beta-diketon can be 0.2,0.3,0.35,0.38,0.4,0.46,0.5 part; The weight part of acrylate copolymer can be 2,2.3,2.9,3,3.2,3.4,3.5 parts; The weight part of oxidation inhibitor can be 0.5,0.6,0.8,1,1.2,1.5,1.6,1.8,2 part.
Preferably, in its raw material, the weight ratio of lanthanum diethyldithiocarbamate, hexanodioic acid calcium, glycerin zinc, beta-diketon is 0.2-0.4:0.5-1.2:0.3-0.7:0.3-0.5.
Preferably, its raw material comprises following component by weight: polyvinyl chloride 100 parts, nylon 13-17 part, maleic anhydride graft polyphenylene oxide 3.5-4 part, stearic acid pentaerythritol ester 0.3-0.4 part, dibutyl phthalate 8-11 part, stearic acid 0.5-0.8 part, ISOPROPYL PHENYL DIPHENYL PHOSPHATE 5.6-6.5 part, nano titanium oxide 5.3-6.2 part, nano-calcium carbonate 14-16.5 part, maleic acid modified hydrotalcite 5.8-7 part, modified carbon nano-tube 9-13 part, polyacrylonitrile fibre 5.8-6.5 part, lanthanum diethyldithiocarbamate 0.3-0.4 part, hexanodioic acid calcium 0.9-1.2 part, glycerin zinc 0.5-0.7 part, beta-diketon 0.35-0.4 part, acrylate copolymer 2.9-3.2 part, oxidation inhibitor 1.2-1.6 part.
Preferably, its raw material comprises following component by weight: polyvinyl chloride 100 parts, nylon 14 parts, maleic anhydride graft polyphenylene oxide 3.8 parts, stearic acid pentaerythritol ester 0.35 part, dibutyl phthalate 10 parts, stearic acid 0.7 part, ISOPROPYL PHENYL DIPHENYL PHOSPHATE 6 parts, nano titanium oxide 5.6 parts, nano-calcium carbonate 15 parts, maleic acid modified hydrotalcite 6 parts, modified carbon nano-tube 10 parts, polyacrylonitrile fibre 6.2 parts, lanthanum diethyldithiocarbamate 0.35 part, hexanodioic acid calcium 1 part, glycerin zinc 0.6 part, beta-diketon 0.38 part, acrylate copolymer 3 parts, 1.5 parts, oxidation inhibitor.
Preferably, described modified carbon nano-tube is prepared according to following technique: by weight 20-35 part polyvinyl chloride is mixed rear swelling 5-10h with 5-20 part γ aminopropyltriethoxy silane, then 10-30 part water is added, at 85-100 DEG C, react 5-8h, after reaction terminates, obtain modified polyvinyl chloride through filtration, washing, drying; Added in 20-35 part ethanol by 5-10 part modified polyvinyl chloride by weight, then add 10-20 part acidifying carbon nanotube, at 35-45 DEG C, stir 2-5h, then after filtration, washing, drying obtains modified carbon nano-tube.
Preferably, described modified carbon nano-tube is prepared according to following technique: by weight 30 parts of polyvinyl chloride are mixed rear swelling 7h with 15 parts of γ aminopropyltriethoxy silanes, then 20 parts of water are added, at 98 DEG C, react 7h, after reaction terminates, obtain modified polyvinyl chloride through filtration, washing, drying, added in 25 parts of ethanol by 8 parts of modified polyvinyl chlorides by weight, then add 15 parts of acidifying carbon nanotubes, at 40 DEG C, stir 3.5h, then after filtration, washing, drying obtains modified carbon nano-tube, in modified carbon nano-tube, first have selected polyvinyl chloride and γ aminopropyltriethoxy silane reacts, in the process of reaction, chlorine in polyvinyl chloride can react with the amino in γ aminopropyltriethoxy silane, γ aminopropyltriethoxy silane is incorporated in polyvinyl chloride molecule, after mixing with acidifying carbon nanotube, the hydroxyl that γ aminopropyltriethoxy silane hydrolysis produces can react with the active group of acidifying carbon nano tube surface, thus by polyvinyl chloride, γ aminopropyltriethoxy silane, carbon nanotube is combined as a whole and obtains modified carbon nano-tube, modified carbon nano-tube is added in system, because containing polyvinyl chloride molecule, good with the consistency of system, be uniformly dispersed in system, with nano titanium oxide, nano-calcium carbonate, maleic acid modified hydrotalcite, polyacrylonitrile fibre improves thermotolerance and the mechanical property of CABLE MATERIALS after coordinating.
Preferably, the cl content of described polyvinyl chloride is 40-60%.
Preferably, the median size of described nano titanium oxide is 50-80nm; The median size of described nano-calcium carbonate is 35-70nm.
Heat-resistant polyvinyl chloride flame-retardant jacket control cable of the present invention can polyvinyl chloride composite materials preparation technology conveniently be prepared from.
Have selected polyvinyl chloride in the present invention is major ingredient, and coordinate and with the addition of nylon modification is carried out to it, after both are blended, there is better ozone resistance, thermotolerance and resistance to air aging properties, but tensile set and compression set are comparatively large, the maleic anhydride graft polyphenylene oxide added overcomes tensile set and the large defect of compression set, the cooperation of stearic acid pentaerythritol ester, dibutyl phthalate, stearic acid, ISOPROPYL PHENYL DIPHENYL PHOSPHATE adds in system, has the effect of inside and outside lubrication concurrently, reduces plasticizing moment of torsion and the balancing torque of CABLE MATERIALS, improve the processing characteristics of CABLE MATERIALS, nano titanium oxide, nano-calcium carbonate, maleic acid modified hydrotalcite, modified carbon nano-tube, polyacrylonitrile fibre adds in system and has synergy, improve the mechanical property of CABLE MATERIALS on the one hand, improve the thermotolerance of CABLE MATERIALS on the other hand, wherein, in maleic acid modified hydrotalcite, maleate inserts hydrotalcite layers, facilitate dispersed in system of hydrotalcite, in the process of polyvinyl chloride high temperature degradation, inhibit the release of benzene analog derivative, improve the stability of CABLE MATERIALS, and serve the effect pressing down cigarette, in addition, double bond in maleate molecule to be degraded the conjugated double bond generation addition reaction produced with polyvinyl chloride, inhibit the degraded of polyvinyl chloride, further increase the stability of CABLE MATERIALS, lanthanum diethyldithiocarbamate adds in system, on the one hand, lanthanum wherein can carry out coordination with the chlorine that produces in polyvinyl chloride decomposition course, with hexanodioic acid calcium, glycerin zinc, after beta-diketon and maleic acid modified hydrotalcite are worked in coordination with, give the thermotolerance of CABLE MATERIALS excellence, on the other hand, there is excellent plastification in system, the reactive force between polyvinyl chloride molecular chain can be reduced, the motor capacity of reinforced polyvinyl chloride, improve the shock strength of cable sheath, and its organic moiety consistency in system is good, facilitate its dispersion in system, stability is effective.
Carry out Performance Detection to heat-resistant polyvinyl chloride flame-retardant jacket control cable of the present invention, the tensile strength of cable sheath is 22-35MPa, and elongation at break is 450-580%; After 158 DEG C of aging 168h, tensile strength velocity of variation is 8-12%, and elongation at break velocity of variation is 3-8%.
Embodiment
Below, by specific embodiment, technical scheme of the present invention is described in detail.
Embodiment 1
A kind of heat-resistant polyvinyl chloride flame-retardant jacket control cable that the present invention proposes, the raw material of cable sheath comprises following component by weight: polyvinyl chloride 100 parts, nylon 14 parts, maleic anhydride graft polyphenylene oxide 3.8 parts, stearic acid pentaerythritol ester 0.35 part, dibutyl phthalate 10 parts, stearic acid 0.7 part, ISOPROPYL PHENYL DIPHENYL PHOSPHATE 6 parts, nano titanium oxide 5.6 parts, nano-calcium carbonate 15 parts, maleic acid modified hydrotalcite 6 parts, modified carbon nano-tube 10 parts, polyacrylonitrile fibre 6.2 parts, lanthanum diethyldithiocarbamate 0.35 part, hexanodioic acid calcium 1 part, glycerin zinc 0.6 part, beta-diketon 0.38 part, acrylate copolymer 3 parts, 1.5 parts, oxidation inhibitor,
Wherein, the cl content of described polyvinyl chloride is 50%; The median size of described nano titanium oxide is 60nm; The median size of described nano-calcium carbonate is 55nm;
Described modified carbon nano-tube is prepared according to following technique: by weight 30 parts of polyvinyl chloride are mixed rear swelling 7h with 15 parts of γ aminopropyltriethoxy silanes, then 20 parts of water are added, at 98 DEG C, react 7h, after reaction terminates, obtain modified polyvinyl chloride through filtration, washing, drying; Added in 25 parts of ethanol by 8 parts of modified polyvinyl chlorides by weight, then add 15 parts of acidifying carbon nanotubes, at 40 DEG C, stir 3.5h, then after filtration, washing, drying obtains modified carbon nano-tube.
Embodiment 2
A kind of heat-resistant polyvinyl chloride flame-retardant jacket control cable that the present invention proposes, the raw material of cable sheath comprises following component by weight: polyvinyl chloride 100 parts, nylon 10 parts, maleic anhydride graft polyphenylene oxide 5 parts, stearic acid pentaerythritol ester 0.1 part, dibutyl phthalate 15 parts, stearic acid 0.2 part, ISOPROPYL PHENYL DIPHENYL PHOSPHATE 8 parts, nano titanium oxide 2 parts, nano-calcium carbonate 18 parts, maleic acid modified hydrotalcite 3 parts, modified carbon nano-tube 15 parts, polyacrylonitrile fibre 3 parts, lanthanum diethyldithiocarbamate 0.5 part, hexanodioic acid calcium 0.1 part, glycerin zinc 0.8 part, beta-diketon 0.2 part, acrylate copolymer 3.5 parts, 0.5 part, oxidation inhibitor,
Wherein, the cl content of described polyvinyl chloride is 40%; The median size of described nano titanium oxide is 80nm; The median size of described nano-calcium carbonate is 35nm;
Described modified carbon nano-tube is prepared according to following technique: by weight 35 parts of polyvinyl chloride are mixed rear swelling 10h with 5 parts of γ aminopropyltriethoxy silanes, then 10 parts of water are added, at 100 DEG C, react 5h, after reaction terminates, obtain modified polyvinyl chloride through filtration, washing, drying; Added in 20 parts of ethanol by 10 parts of modified polyvinyl chlorides by weight, then add 20 parts of acidifying carbon nanotubes, at 35 DEG C, stir 5h, then after filtration, washing, drying obtains modified carbon nano-tube.
Embodiment 3
A kind of heat-resistant polyvinyl chloride flame-retardant jacket control cable that the present invention proposes, the raw material of cable sheath comprises following component by weight: polyvinyl chloride 100 parts, nylon 20 parts, maleic anhydride graft polyphenylene oxide 2 parts, stearic acid pentaerythritol ester 0.5 part, dibutyl phthalate 5 parts, stearic acid 1 part, ISOPROPYL PHENYL DIPHENYL PHOSPHATE 1 part, nano titanium oxide 8 parts, nano-calcium carbonate 10 parts, maleic acid modified hydrotalcite 10 parts, modified carbon nano-tube 5 parts, polyacrylonitrile fibre 10 parts, lanthanum diethyldithiocarbamate 0.1 part, hexanodioic acid calcium 1.5 parts, glycerin zinc 0.1 part, beta-diketon 0.5 part, acrylate copolymer 2 parts, 2 parts, oxidation inhibitor,
Wherein, the cl content of described polyvinyl chloride is 60%; The median size of described nano titanium oxide is 50nm; The median size of described nano-calcium carbonate is 70nm;
Described modified carbon nano-tube is prepared according to following technique: by weight 26 parts of polyvinyl chloride are mixed rear swelling 6.5h with 18 parts of γ aminopropyltriethoxy silanes, then 26 parts of water are added, at 90 DEG C, react 7.2h, after reaction terminates, obtain modified polyvinyl chloride through filtration, washing, drying; Added in 32 parts of ethanol by 6.8 parts of modified polyvinyl chlorides by weight, then add 14 parts of acidifying carbon nanotubes, at 42 DEG C, stir 3.2h, then after filtration, washing, drying obtains modified carbon nano-tube.
Embodiment 4
A kind of heat-resistant polyvinyl chloride flame-retardant jacket control cable that the present invention proposes, the raw material of cable sheath comprises following component by weight: polyvinyl chloride 100 parts, nylon 13 parts, maleic anhydride graft polyphenylene oxide 4 parts, stearic acid pentaerythritol ester 0.3 part, dibutyl phthalate 11 parts, stearic acid 0.5 part, ISOPROPYL PHENYL DIPHENYL PHOSPHATE 6.5 parts, nano titanium oxide 5.3 parts, nano-calcium carbonate 16.5 parts, maleic acid modified hydrotalcite 5.8 parts, modified carbon nano-tube 13 parts, polyacrylonitrile fibre 5.8 parts, lanthanum diethyldithiocarbamate 0.4 part, hexanodioic acid calcium 0.9 part, glycerin zinc 0.7 part, beta-diketon 0.35 part, acrylate copolymer 3.2 parts, 1.2 parts, oxidation inhibitor,
Wherein, the cl content of described polyvinyl chloride is 46%; The median size of described nano titanium oxide is 70nm; The median size of described nano-calcium carbonate is 40nm;
Described modified carbon nano-tube is prepared according to following technique: by weight 32 parts of polyvinyl chloride are mixed rear swelling 8.7h with 11 parts of γ aminopropyltriethoxy silanes, then 18 parts of water are added, at 96 DEG C, react 6.5h, after reaction terminates, obtain modified polyvinyl chloride through filtration, washing, drying; Added in 26 parts of ethanol by 9.2 parts of modified polyvinyl chlorides by weight, then add 18 parts of acidifying carbon nanotubes, at 38 DEG C, stir 4.6h, then after filtration, washing, drying obtains modified carbon nano-tube.
Embodiment 5
A kind of heat-resistant polyvinyl chloride flame-retardant jacket control cable that the present invention proposes, the raw material of cable sheath comprises following component by weight: polyvinyl chloride 100 parts, nylon 17 parts, maleic anhydride graft polyphenylene oxide 3.5 parts, stearic acid pentaerythritol ester 0.4 part, dibutyl phthalate 8 parts, stearic acid 0.8 part, ISOPROPYL PHENYL DIPHENYL PHOSPHATE 5.6 parts, nano titanium oxide 6.2 parts, nano-calcium carbonate 14 parts, maleic acid modified hydrotalcite 7 parts, modified carbon nano-tube 9 parts, polyacrylonitrile fibre 6.5 parts, lanthanum diethyldithiocarbamate 0.3 part, hexanodioic acid calcium 1.2 parts, glycerin zinc 0.5 part, beta-diketon 0.4 part, acrylate copolymer 2.9 parts, 1.6 parts, oxidation inhibitor,
Wherein, the cl content of described polyvinyl chloride is 55%; The median size of described nano titanium oxide is 62nm; The median size of described nano-calcium carbonate is 48nm;
Described modified carbon nano-tube is prepared according to following technique: by weight 20 parts of polyvinyl chloride are mixed rear swelling 5h with 20 parts of γ aminopropyltriethoxy silanes, then 30 parts of water are added, at 85 DEG C, react 8h, after reaction terminates, obtain modified polyvinyl chloride through filtration, washing, drying; Added in 35 parts of ethanol by 5 parts of modified polyvinyl chlorides by weight, then add 10 parts of acidifying carbon nanotubes, at 45 DEG C, stir 2h, then after filtration, washing, drying obtains modified carbon nano-tube.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (8)
1. a heat-resistant polyvinyl chloride flame-retardant jacket control cable, it is characterized in that, the raw material of cable sheath comprises following component by weight: polyvinyl chloride 100 parts, nylon 10-20 part, maleic anhydride graft polyphenylene oxide 2-5 part, stearic acid pentaerythritol ester 0.1-0.5 part, dibutyl phthalate 5-15 part, stearic acid 0.2-1 part, ISOPROPYL PHENYL DIPHENYL PHOSPHATE 1-8 part, nano titanium oxide 2-8 part, nano-calcium carbonate 10-18 part, maleic acid modified hydrotalcite 3-10 part, modified carbon nano-tube 5-15 part, polyacrylonitrile fibre 3-10 part, lanthanum diethyldithiocarbamate 0.1-0.5 part, hexanodioic acid calcium 0.1-1.5 part, glycerin zinc 0.1-0.8 part, beta-diketon 0.2-0.5 part, acrylate copolymer 2-3.5 part, oxidation inhibitor 0.5-2 part.
2. heat-resistant polyvinyl chloride flame-retardant jacket control cable according to claim 1, it is characterized in that, in its raw material, the weight ratio of lanthanum diethyldithiocarbamate, hexanodioic acid calcium, glycerin zinc, beta-diketon is 0.2-0.4:0.5-1.2:0.3-0.7:0.3-0.5.
3. heat-resistant polyvinyl chloride flame-retardant jacket control cable according to claim 1 or 2, it is characterized in that, its raw material comprises following component by weight: polyvinyl chloride 100 parts, nylon 13-17 part, maleic anhydride graft polyphenylene oxide 3.5-4 part, stearic acid pentaerythritol ester 0.3-0.4 part, dibutyl phthalate 8-11 part, stearic acid 0.5-0.8 part, ISOPROPYL PHENYL DIPHENYL PHOSPHATE 5.6-6.5 part, nano titanium oxide 5.3-6.2 part, nano-calcium carbonate 14-16.5 part, maleic acid modified hydrotalcite 5.8-7 part, modified carbon nano-tube 9-13 part, polyacrylonitrile fibre 5.8-6.5 part, lanthanum diethyldithiocarbamate 0.3-0.4 part, hexanodioic acid calcium 0.9-1.2 part, glycerin zinc 0.5-0.7 part, beta-diketon 0.35-0.4 part, acrylate copolymer 2.9-3.2 part, oxidation inhibitor 1.2-1.6 part.
4. heat-resistant polyvinyl chloride flame-retardant jacket control cable according to any one of claim 1-3, it is characterized in that, its raw material comprises following component by weight: polyvinyl chloride 100 parts, nylon 14 parts, maleic anhydride graft polyphenylene oxide 3.8 parts, stearic acid pentaerythritol ester 0.35 part, dibutyl phthalate 10 parts, stearic acid 0.7 part, ISOPROPYL PHENYL DIPHENYL PHOSPHATE 6 parts, nano titanium oxide 5.6 parts, nano-calcium carbonate 15 parts, maleic acid modified hydrotalcite 6 parts, modified carbon nano-tube 10 parts, polyacrylonitrile fibre 6.2 parts, lanthanum diethyldithiocarbamate 0.35 part, hexanodioic acid calcium 1 part, glycerin zinc 0.6 part, beta-diketon 0.38 part, acrylate copolymer 3 parts, 1.5 parts, oxidation inhibitor.
5. heat-resistant polyvinyl chloride flame-retardant jacket control cable according to any one of claim 1-4, it is characterized in that, described modified carbon nano-tube is prepared according to following technique: by weight 20-35 part polyvinyl chloride is mixed rear swelling 5-10h with 5-20 part γ aminopropyltriethoxy silane, then 10-30 part water is added, at 85-100 DEG C, react 5-8h, after reaction terminates, obtain modified polyvinyl chloride through filtration, washing, drying; Added in 20-35 part ethanol by 5-10 part modified polyvinyl chloride by weight, then add 10-20 part acidifying carbon nanotube, at 35-45 DEG C, stir 2-5h, then after filtration, washing, drying obtains modified carbon nano-tube.
6. heat-resistant polyvinyl chloride flame-retardant jacket control cable according to any one of claim 1-5, it is characterized in that, described modified carbon nano-tube is prepared according to following technique: by weight 30 parts of polyvinyl chloride are mixed rear swelling 7h with 15 parts of γ aminopropyltriethoxy silanes, then 20 parts of water are added, at 98 DEG C, react 7h, after reaction terminates, obtain modified polyvinyl chloride through filtration, washing, drying; Added in 25 parts of ethanol by 8 parts of modified polyvinyl chlorides by weight, then add 15 parts of acidifying carbon nanotubes, at 40 DEG C, stir 3.5h, then after filtration, washing, drying obtains modified carbon nano-tube.
7. heat-resistant polyvinyl chloride flame-retardant jacket control cable according to any one of claim 1-6, is characterized in that, the cl content of described polyvinyl chloride is 40-60%.
8. heat-resistant polyvinyl chloride flame-retardant jacket control cable according to any one of claim 1-7, is characterized in that, the median size of described nano titanium oxide is 50-80nm; The median size of described nano-calcium carbonate is 35-70nm.
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| CN107033420A (en) * | 2017-06-15 | 2017-08-11 | 合肥市闵葵电力工程有限公司 | It is a kind of for electric wire insulation layer of communication equipment and preparation method thereof |
| CN107245208A (en) * | 2017-08-01 | 2017-10-13 | 合肥择浚电气设备有限公司 | A kind of cable jacket material of resistance to tearing and preparation method thereof |
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| CN105924849A (en) * | 2016-06-22 | 2016-09-07 | 安徽电信器材贸易工业有限责任公司 | Rare earth flame-retardant optical cable material and preparation method thereof |
| CN106935313A (en) * | 2017-03-22 | 2017-07-07 | 合肥浦尔菲电线科技有限公司 | A kind of New-style electrical wire insulation sheath and preparation method thereof |
| CN107022153A (en) * | 2017-04-06 | 2017-08-08 | 晋杰 | A kind of cable cover(ing) that multi-walled carbon nanotube is combined containing mica powder |
| CN107033420A (en) * | 2017-06-15 | 2017-08-11 | 合肥市闵葵电力工程有限公司 | It is a kind of for electric wire insulation layer of communication equipment and preparation method thereof |
| CN107245208A (en) * | 2017-08-01 | 2017-10-13 | 合肥择浚电气设备有限公司 | A kind of cable jacket material of resistance to tearing and preparation method thereof |
| CN114133636A (en) * | 2021-11-05 | 2022-03-04 | 安徽京鸿密封件技术有限公司 | Ethanol-resistant gasoline rubber material |
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