CN107602947A - A kind of electric wire with excellent cracking resistance oil resistivity - Google Patents
A kind of electric wire with excellent cracking resistance oil resistivity Download PDFInfo
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- CN107602947A CN107602947A CN201710833405.7A CN201710833405A CN107602947A CN 107602947 A CN107602947 A CN 107602947A CN 201710833405 A CN201710833405 A CN 201710833405A CN 107602947 A CN107602947 A CN 107602947A
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Abstract
The invention discloses a kind of electric wire with excellent cracking resistance oil resistivity, including cable core and the protective layer that is coated on the outside of cable core, the raw material of protective layer include by weight：80 100 parts of base material, 0.4 0.6 parts of crosslinking agent, 12 parts of epoxidised soybean oil, 0.2 0.8 parts of disproportionated rosin, 0.5 1.5 parts of dicyclohexyl phthalate, pre-process 30 45 parts of CNT, 20 35 parts of mica powder, 4 10 parts of vermiculite power, 5 12 parts of zeolite powder, 38 parts of polyurethane resin, 12 parts of ethylene-vinyl acetate copolymer, 12 parts of Tissuemat E, 0.5 1.2 parts of antioxidant 1010,0.5 1.5 parts of antioxidant 264,215 0.5 1.5 parts of antioxidant AT.
Description
Technical field
The present invention relates to technical field of electric wires and cables, more particularly to a kind of electric wire electricity with excellent cracking resistance oil resistivity
Cable.
Background technology
The growth of China's economic continuously and healthily, provides the huge market space for cable products, and Chinese market is strong
Temptation so that sight is all focused on Chinese market by the world, in short decades of reforming and opening up to the outside world, Chinese cable manufacturing industry institute
The huge production capacity formed allows the world to regard with special esteem.With China electric power industry, data communication industry, urban track traffic industry,
The continuous expansion of the industry size such as car industry and shipbuilding, the demand of electric wire will also be increased rapidly, following electric wire
Industry also has huge development potentiality.CABLE MATERIALS is wire cable insulating and sheath rubber mass, not only widely used, and to it
Performance indications have special requirement, and it requires higher to tensile strength, anti-cracking performance and oil resistivity, constantly improves CABLE MATERIALS
Performance, be economy and social development active demand.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of electric wire with excellent cracking resistance oil resistivity
Cable, has a good mechanical property, and tensile strength is high, and shows in terms of splitting resistance excellent, disclosure satisfy that market pair
The performance requirement of electric wire and cable material, there is important market value and social value.The present invention can large-scale industrial production,
, being capable of large-scale promotion application with wide market prospects.
A kind of electric wire with excellent cracking resistance oil resistivity proposed by the present invention, including cable core and be coated on outside cable core
The protective layer of side, the raw material of protective layer include by weight：Base material 80-100 parts, crosslinking agent 0.4-0.6 parts, epoxidised soybean oil
1-2 parts, disproportionated rosin 0.2-0.8 parts, dicyclohexyl phthalate 0.5-1.5 parts, pre-process CNT 30-45 parts, cloud
Female powder 20-35 parts, vermiculite power 4-10 parts, zeolite powder 5-12 parts, polyurethane resin 3-8 parts, ethylene-vinyl acetate copolymer 1-2
Part, Tissuemat E 1-2 parts, antioxidant 1010 0.5-1.2 parts, antioxidant 264 0.5-1.5 parts, antioxidant AT-215 0.5-
1.5 part.
Preferably, CNT is pre-processed to prepare using following technique：CNT is added into the concentrated sulfuric acid, is heated up back
Stream, filter, washing, add ethanol water, rare earth compound, adjust temperature, stand, be followed by stirring for, filter, wash, add
Polyethylene glycol, Isosorbide-5-Nitrae-dioxane are well mixed, and add sodium hydroxide stirring, are added isobutyl chloride and are continued to stir, filter, wash
Wash, heating roasting, crushing obtains pre-processing CNT.
Preferably, CNT is pre-processed to prepare using following technique：CNT is added into the concentrated sulfuric acid, is warming up to
105-115 DEG C of backflow 2-4h, is filtered, washing, adds ethanol water, rare earth compound that concentration is 40-60wt%, regulation temperature
Degree is followed by stirring for 20-30min, filtered, washing, add polyethylene glycol, Isosorbide-5-Nitrae-dioxane mixing to 80-95 DEG C of standing 3-5h
Uniformly, sodium hydroxide stirring 15-35min is added, isobutyl chloride is added and continues to stir 0.5-1.5h, filter, washing, be warming up to
600-650 DEG C of roasting 15-35min, crushing obtain pre-processing CNT.
Preferably, CNT is pre-processed to prepare using following technique：By weight 2- is added into 30-50 part concentrated sulfuric acids
8 parts of CNTs, 105-115 DEG C of backflow 2-4h is warming up to, is filtered, washing, adds the second that 30-50 parts concentration is 40-60wt%
Alcohol solution, 0.2-0.58 part rare earth compounds, 80-95 DEG C of standing 3-5h is adjusted the temperature to, is followed by stirring for 20-30min, mistake
Filter, washing, addition 30-50 parts polyethylene glycol, 80-120 parts Isosorbide-5-Nitrae-dioxane are well mixed, and are added 1-2 part sodium hydroxides and are stirred
15-35min is mixed, 0.2-0.4 part isobutyl chlorides is added and continues to stir 0.5-1.5h, filter, washing, be warming up to 600-650 DEG C of roasting
15-35min is burnt, crushing obtains pre-processing CNT.
Preferably, base material includes by weight：Natural rubber 40-50 parts, nitrile silicone rubber 15-25 parts, end carboxyl liquid fourth
Nitrile rubber 4-15 parts.
Preferably, crosslinking agent includes by weight：Dibenzoyl peroxide 0.2-0.8 parts, sulphur 0.1-0.2 parts, oxidation
Zinc 0.1-0.2 parts.
The present invention is matched somebody with somebody with natural rubber, nitrile silicone rubber, carboxyl end of the liquid acrylonitrile-butadiene rubber is combined into base-material, by vulcanization crosslinking
Afterwards, crosslink density is high, and crosslinking is closely knit, and tensile strength is high, coordinates pretreatment CNT effect, is ensureing present invention stretching
On the basis of intensity, anti-cracking performance is fabulous；In CNT is pre-processed, after the acidified processing of CNT, surface is formed
A large amount of holes and active group, it is high with rare earth compound bond strength, then coordinate with Isosorbide-5-Nitrae-dioxane, polyethylene glycol, in hydrogen
React, be grafted on products therefrom with isobutyl chloride under sodium oxide molybdena catalytic action, stability is high, and activity is good, with base material
Good dispersion, adhesion is strong, effectively the anti-cracking performance of the enhancing present invention；And pre-processing CNT can also improve in raw material
The compatibility performance of inorganic material and organic materials, storeroom compatibility is good, make the present invention mechanical property it is good, surface flatness is excellent
It is different, coordinate epoxidised soybean oil, disproportionated rosin, dicyclohexyl phthalate effect, the mechanical property of protective layer can ensured
Under the premise of good, tensile strength and anti-cracking performance are taken into account, is further made with antioxidant 1010, antioxidant 264, antioxidant AT-215
With, make the present invention ageing-resistant and tough performance further enhance, good combination property.
The present invention has good mechanical property, and tensile strength is high, and excellent, Neng Gouman is showed in terms of splitting resistance
Sufficient market has important market value and social value to the performance requirement of cable.The present invention can large-scale industrial production,
With wide market prospects, can be in large-scale application.
Embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of electric wire with excellent cracking resistance oil resistivity, including cable core and the protective layer that is coated on the outside of cable core,
The raw material of protective layer includes by weight：80 parts of base material, 0.6 part of crosslinking agent, 1 part of epoxidised soybean oil, 0.8 part of disproportionated rosin,
0.5 part of dicyclohexyl phthalate, 45 parts of CNT is pre-processed, 20 parts of mica powder, 10 parts of vermiculite power, 5 parts of zeolite powder, is gathered
8 parts of urethane resin, 1 part of ethylene-vinyl acetate copolymer, 2 parts of Tissuemat E, 0.5 part of antioxidant 1010, antioxidant 264 1.5
Part, 0.5 part of antioxidant AT-215.
Embodiment 2
A kind of electric wire with excellent cracking resistance oil resistivity, including cable core and the protective layer that is coated on the outside of cable core,
The raw material of protective layer includes by weight：100 parts of base material, 0.4 part of crosslinking agent, 2 parts of epoxidised soybean oil, 0.2 part of disproportionated rosin,
1.5 parts of dicyclohexyl phthalate, 30 parts of CNT is pre-processed, 35 parts of mica powder, 4 parts of vermiculite power, 12 parts of zeolite powder, is gathered
3 parts of urethane resin, 2 parts of ethylene-vinyl acetate copolymer, 1 part of Tissuemat E, 1.2 parts of antioxidant 1010, antioxidant 264 0.5
Part, 1.5 parts of antioxidant AT-215.
Base material includes by weight：40 parts of natural rubber, 25 parts of nitrile silicone rubber, 4 parts of carboxyl end of the liquid acrylonitrile-butadiene rubber.Crosslinking
Agent includes by weight：0.8 part of dibenzoyl peroxide, 0.1 part of sulphur, 0.1 part of zinc oxide.
CNT is pre-processed to prepare using following technique：CNT is added into the concentrated sulfuric acid, temperature rising reflux, is filtered,
Washing, addition ethanol water, rare earth compound, adjusts temperature, stands, is followed by stirring for, and filters, washing, addition polyethylene glycol,
Isosorbide-5-Nitrae-dioxane is well mixed, and adds sodium hydroxide stirring, is added isobutyl chloride and is continued to stir, filters, washing, heating roasting
Burn, crushing obtains pre-processing CNT.
Embodiment 3
A kind of electric wire with excellent cracking resistance oil resistivity, including cable core and the protective layer that is coated on the outside of cable core,
The raw material of protective layer includes by weight：85 parts of base material, 0.55 part of crosslinking agent, 1.2 parts of epoxidised soybean oil, disproportionated rosin 0.6
Part, 0.8 part of dicyclohexyl phthalate, 40 parts of CNT of pretreatment, 25 parts of mica powder, 8 parts of vermiculite power, 8 parts of zeolite powder,
6 parts of polyurethane resin, 1.2 parts of ethylene-vinyl acetate copolymer, 1.8 parts of Tissuemat E, 0.6 part of antioxidant 1010, antioxidant
264 1.2 parts, 0.8 part of antioxidant AT-215.
Base material includes by weight：50 parts of natural rubber, 15 parts of nitrile silicone rubber, 15 parts of carboxyl end of the liquid acrylonitrile-butadiene rubber.Hand over
Connection agent includes by weight：0.2 part of dibenzoyl peroxide, 0.2 part of sulphur, 0.2 part of zinc oxide.
CNT is pre-processed to prepare using following technique：CNT is added into the concentrated sulfuric acid, is warming up to 110 DEG C of backflows
3h, filter, washing, add ethanol water, rare earth compound that concentration is 50wt%, adjust the temperature to 88 DEG C of standing 4h, connect
Stirring 25min, is filtered, washing, adds polyethylene glycol, Isosorbide-5-Nitrae-dioxane is well mixed, addition sodium hydroxide stirring
25min, add isobutyl chloride and continue to stir 1h, filter, washing, be warming up to 620 DEG C of roasting 25min, crushing obtains pre-processing carbon
Nanotube.
Embodiment 4
A kind of electric wire with excellent cracking resistance oil resistivity, including cable core and the protective layer that is coated on the outside of cable core,
The raw material of protective layer includes by weight：95 parts of base material, 0.45 part of crosslinking agent, 1.8 parts of epoxidised soybean oil, disproportionated rosin 0.4
Part, 1.2 parts of dicyclohexyl phthalate, pre-process 35 parts of CNT, 30 parts of mica powder, 6 parts of vermiculite power, zeolite powder 10
Part, 4 parts of polyurethane resin, 1.8 parts of ethylene-vinyl acetate copolymer, 1.2 parts of Tissuemat E, 1 part of antioxidant 1010, antioxidant
264 0.8 parts, 1.2 parts of antioxidant AT-215.
Base material includes by weight：42 parts of natural rubber, 22 parts of nitrile silicone rubber, 8 parts of carboxyl end of the liquid acrylonitrile-butadiene rubber.Crosslinking
Agent includes by weight：0.6 part of dibenzoyl peroxide, 0.12 part of sulphur, 0.17 part of zinc oxide.
CNT is pre-processed to prepare using following technique：8 parts of CNTs are added by weight into 30 parts of concentrated sulfuric acids,
105 DEG C of backflow 4h are warming up to, are filtered, washing, add ethanol water, 0.2 part of rare earth compound that 30 parts of concentration are 60wt%,
95 DEG C of standing 3h are adjusted the temperature to, 30min is followed by stirring for, filters, washing, add 30 parts of polyethylene glycol, 120 parts of Isosorbide-5-Nitrae-dioxies six
Ring is well mixed, and is added 1 part of sodium hydroxide stirring 35min, is added 0.2 part of isobutyl chloride and continue to stir 1.5h, filter, washing,
600 DEG C of roasting 35min are warming up to, crushing obtains pre-processing CNT.
Embodiment 5
A kind of electric wire with excellent cracking resistance oil resistivity, including cable core and the protective layer that is coated on the outside of cable core,
The raw material of protective layer includes by weight：90 parts of base material, 0.5 part of crosslinking agent, 1.5 parts of epoxidised soybean oil, disproportionated rosin 0.5
Part, 1 part of dicyclohexyl phthalate, 38 parts of CNT is pre-processed, 28 parts of mica powder, 7 parts of vermiculite power, 9 parts of zeolite powder, is gathered
5 parts of urethane resin, 1.5 parts of ethylene-vinyl acetate copolymer, 1.5 parts of Tissuemat E, 0.8 part of antioxidant 1010, antioxidant 264
1 part, 1 part of antioxidant AT-215.
Base material includes by weight：48 parts of natural rubber, 18 parts of nitrile silicone rubber, 12 parts of carboxyl end of the liquid acrylonitrile-butadiene rubber.Hand over
Connection agent includes by weight：0.4 part of dibenzoyl peroxide, 0.18 part of sulphur, 0.13 part of zinc oxide.
CNT is pre-processed to prepare using following technique：2 parts of CNTs are added by weight into 50 parts of concentrated sulfuric acids,
115 DEG C of backflow 2h are warming up to, are filtered, washing, add ethanol water, 0.58 part of rare earth chemical combination that 50 parts of concentration are 40wt%
Thing, 80 DEG C of standing 5h are adjusted the temperature to, 20min is followed by stirring for, filters, washing, add 50 parts of polyethylene glycol, 80 parts of Isosorbide-5-Nitrae-dioxies
Six rings are well mixed, and add 2 parts of sodium hydroxide stirring 15min, are added 0.4 part of isobutyl chloride and are continued to stir 0.5h, filtering, wash
Wash, be warming up to 650 DEG C of roasting 15min, crushing obtains pre-processing CNT.
By the electric wire described in the embodiment of the present invention 5 with excellent cracking resistance oil resistivity and commercially available natural rubber cable material
Performance test is carried out, its result is as follows：
| Embodiment 6 | Commercially available natural rubber cable material | |
| Tensile strength, Mpa | 18.4 | 12.8 |
| Elongation at break, % | 410 | 280 |
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (6)
1. a kind of electric wire with excellent cracking resistance oil resistivity, it is characterised in that including cable core and be coated on the outside of cable core
Protective layer, the raw material of protective layer includes by weight：Base material 80-100 parts, crosslinking agent 0.4-0.6 parts, epoxidised soybean oil 1-
2 parts, disproportionated rosin 0.2-0.8 parts, dicyclohexyl phthalate 0.5-1.5 parts, pre-process CNT 30-45 parts, mica
Powder 20-35 parts, vermiculite power 4-10 parts, zeolite powder 5-12 parts, polyurethane resin 3-8 parts, ethylene-vinyl acetate copolymer 1-2 parts,
Tissuemat E 1-2 parts, antioxidant 1010 0.5-1.2 parts, antioxidant 264 0.5-1.5 parts, antioxidant AT-215 0.5-1.5
Part.
2. there is the electric wire of excellent cracking resistance oil resistivity according to claim 1, it is characterised in that pretreatment carbon nanometer
Pipe is prepared using following technique：CNT is added into the concentrated sulfuric acid, temperature rising reflux, is filtered, washing, addition ethanol water,
Rare earth compound, temperature is adjusted, stand, be followed by stirring for, filtered, washing, it is equal to add polyethylene glycol, Isosorbide-5-Nitrae-dioxane mixing
It is even, sodium hydroxide stirring is added, isobutyl chloride is added and continues to stir, filter, wash, heating roasting, crushing obtains pre-processing carbon
Nanotube.
3. the electric wire according to claim 1 or claim 2 with excellent cracking resistance oil resistivity, it is characterised in that pretreatment carbon
Nanotube is prepared using following technique：CNT is added into the concentrated sulfuric acid, 105-115 DEG C of backflow 2-4h is warming up to, filtering, washes
Wash, add ethanol water, rare earth compound that concentration is 40-60wt%, adjust the temperature to 80-95 DEG C of standing 3-5h, then
20-30min is stirred, is filtered, washing, adds polyethylene glycol, Isosorbide-5-Nitrae-dioxane is well mixed, addition sodium hydroxide stirring 15-
35min, add isobutyl chloride and continue to stir 0.5-1.5h, filter, washing, be warming up to 600-650 DEG C of roasting 15-35min, crush
Obtain pre-processing CNT.
4. there is the electric wire of excellent cracking resistance oil resistivity according to claim any one of 1-3, it is characterised in that pre- place
CNT is managed to prepare using following technique：2-8 part CNTs are added by weight into 30-50 part concentrated sulfuric acids, are warming up to
105-115 DEG C of backflow 2-4h, is filtered, washing, and it is 40-60wt% ethanol water, 0.2-0.58 parts to add 30-50 parts concentration
Rare earth compound, 80-95 DEG C of standing 3-5h is adjusted the temperature to, 20-30min is followed by stirring for, filters, washing, 30-50 parts is added and gathers
Ethylene glycol, 80-120 parts Isosorbide-5-Nitrae-dioxane are well mixed, and are added 1-2 parts sodium hydroxide stirring 15-35min, are added 0.2-0.4
Part isobutyl chloride continues to stir 0.5-1.5h, filters, washing, is warming up to 600-650 DEG C of roasting 15-35min, crushes and obtain pre- place
Manage CNT.
5. there is the electric wire of excellent cracking resistance oil resistivity according to claim any one of 1-4, it is characterised in that base material
Include by weight：Natural rubber 40-50 parts, nitrile silicone rubber 15-25 parts, carboxyl end of the liquid acrylonitrile-butadiene rubber 4-15 parts.
6. there is the electric wire of excellent cracking resistance oil resistivity according to claim any one of 1-5, it is characterised in that crosslinking
Agent includes by weight：Dibenzoyl peroxide 0.2-0.8 parts, sulphur 0.1-0.2 parts, zinc oxide 0.1-0.2 parts.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710833405.7A CN107602947A (en) | 2017-09-15 | 2017-09-15 | A kind of electric wire with excellent cracking resistance oil resistivity |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710833405.7A CN107602947A (en) | 2017-09-15 | 2017-09-15 | A kind of electric wire with excellent cracking resistance oil resistivity |
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| CN201710833405.7A Withdrawn CN107602947A (en) | 2017-09-15 | 2017-09-15 | A kind of electric wire with excellent cracking resistance oil resistivity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108707253A (en) * | 2018-05-23 | 2018-10-26 | 芜湖航天特种电缆厂股份有限公司 | Space flight tear-resistant cable and preparation method thereof |
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| JP2011168726A (en) * | 2010-02-19 | 2011-09-01 | Asahi Kasei Chemicals Corp | Resin molded article contacting with transition metals |
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Application publication date: 20180119 |