CN105261420A - Aging-resistant power cable - Google Patents
Aging-resistant power cable Download PDFInfo
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- CN105261420A CN105261420A CN201510607791.9A CN201510607791A CN105261420A CN 105261420 A CN105261420 A CN 105261420A CN 201510607791 A CN201510607791 A CN 201510607791A CN 105261420 A CN105261420 A CN 105261420A
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Abstract
The invention discloses an aging-resistant power cable, which comprises a conductor, an insulating layer, a shielding layer and a sheath layer. The insulating layer is arranged outside the conductor. The shielding layer is arranged outside the insulating layer. The sheath layer is arranged outside the shielding layer. The insulating layer is made of silicone rubber and the silicone rubber includes the following raw materials: vinyl-terminated methyl vinyl silicon rubber, low-phenyl silicone rubber, butenedioic acid propylene glycol polyester, dicumyl peroxide, active magnesia, styrene, butyl oleate, vinyl-terminated silicone oil, oxidized polyethylene wax, white carbon black, powder quartz, silicon carbide, silica powders, super fine active clay, modified hollow glass microspheres, silane coupling agent KH-902, calcium zinc stabilizer, HPG antioxidant, and 4010 NA antioxidant. The aging-resistant power cable is excellent in mechanical performance and excellent in aging resistance.
Description
Technical field
The present invention relates to power cable technical field, particularly relate to a kind of ageing-resistant power cable.
Background technology
Power cable is the cable for transmitting and distribute electric energy.Be usually used in Urban Underground electrical network, the lead line in power station, the in-line power of industrial and mining enterprises and cross river, excessively extra large submarine transmission line.Mostly be spacious based on the addressing of power cable base station construction, highland or mountain area, with a varied topography and work under bad environment causes cable cracky, especially northern area winter temperature is low and to be directly subject to Ultraviolet radiation easily aging, affects the normal use of power cable.
Summary of the invention
Based on the technical problem that background technology exists, the present invention proposes a kind of ageing-resistant power cable, its excellent mechanical, ageing-resistant performance is excellent.
The ageing-resistant power cable of one that the present invention proposes, comprise conductor, insulating barrier, screen, restrictive coating, insulating barrier is located at conductor outside, and screen is located at insulating barrier outside, and restrictive coating is located at screen outside; Wherein insulating barrier adopts silicon rubber to make.
Preferably, the raw material of silicon rubber comprises by weight: ethenyl blocking methyl ethylene silicon raw rubber 30-50 part, low-phenyl silicone rubber 20-30 part, butene dioic acid propanediol polyester 20-35 part, cumyl peroxide 0.5-2.7 part, activated magnesia 1-3 part, styrene 1-2.5 part, butyl oleate 0.5-1.5 part, vinyl-terminated silicone fluid 1-2 part, OPE 1.5-3 part, white carbon 40-60 part, konilite 20-30 part, carborundum 20-40 part, silicon powder 15-30 part, superfine active pottery clay 13-20 part, modification hollow glass micropearl 40-50 part, silane coupler KH-9022-5 part, calcium zinc stabilizer 1-3 part, HPG age resistor 1-3 part, 4010NA age resistor 1.5-2.5 part.
Preferably, the contents of ethylene of described ethenyl blocking methyl ethylene silicon raw rubber is 0.2-0.4wt%, and the contents of ethylene of methyl ethylene silicon raw rubber is 0.1-0.3wt%.
Preferably, modification hollow glass micropearl adopts following technique to prepare: glass fibre, hollow glass micropearl are put into sal volatile and stirred, and filters, washing, adds silane coupler KH-902, water mixing, sends in baking oven and be incubated, filter, add palladium chloride solution, hydrochloric acid, stannous chloride solution, heat up and stir, filter, washing, dry, pulverize, obtain modification hollow glass micropearl.
Preferably, modification hollow glass micropearl adopts following technique to prepare: by weight by 5-15 part glass fibre, it is that the sal volatile of 10-18g/L stirs that 30-40 part hollow glass micropearl puts into 70-80 part concentration, mixing speed is 1400-1500r/min, mixing time is 30-60min, filter, washing, add 0.5-3 part silane coupler KH-902, 100-120 part water mixes, incorporation time is 40-60min, mixing temperature is 70-78 DEG C, send in baking oven and be incubated 1-4h, oven temperature is 95-99 DEG C, filter, adding 30-60 part concentration is 0.5-1g/L palladium chloride solution, 2-5 part 1-1.5mol/L hydrochloric acid, 40-60 part concentration is 10-20g/L stannous chloride solution, be warming up to 70-75 DEG C to stir, mixing time is 20-40min, continue to be warming up to 80-89 DEG C and stir 20-40min, filter, washing, dry, pulverize, obtain modification hollow glass micropearl.
Preferably, cumyl peroxide, activated magnesia and cinnamic weight ratio are 1-1.6:1.5-2.3:2-2.4.
Preferably, the weight ratio of ethenyl blocking methyl ethylene silicon raw rubber, low-phenyl silicone rubber and butene dioic acid propanediol polyester is 40-46:22-25:30-33.
Preferably, the raw material of silicon rubber comprises by weight: ethenyl blocking methyl ethylene silicon raw rubber 40-46 part, low-phenyl silicone rubber 22-25 part, butene dioic acid propanediol polyester 30-33 part, cumyl peroxide 1-1.6 part, activated magnesia 1.5-2.3 part, styrene 2-2.4 part, butyl oleate 0.8-1.3 part, vinyl-terminated silicone fluid 1.2-1.6 part, OPE 1.8-2.3 part, white carbon 46-55 part, konilite 24-26 part, carborundum 30-36 part, silicon powder 20-24 part, superfine active pottery clay 15-18 part, modification hollow glass micropearl 42-45 part, silane coupler KH-9023-3.6 part, calcium zinc stabilizer 1.5-2.3 part, HPG age resistor 1.4-2.2 part, 4010NA age resistor 1.8-2.1 part.
In the present invention, above-mentioned silicon rubber adopts preparation technology's preparation of ordinary rubber, and namely raw material prepare → plasticate → mixing → shaping → sulfuration → rest and reorganization → inspection.
In the present invention, ethenyl blocking methyl ethylene silicon raw rubber, low-phenyl silicone rubber and butene dioic acid propanediol polyester act synergistically, and adopt cumyl peroxide, activated magnesia and styrene are as vulcanizing system, vulcanizate excellent stability, and Mechanical Properties of Products and ageing-resistant performance are very excellent, white carbon wherein, konilite, carborundum, silicon powder, calcium zinc stabilizer and superfine active pottery clay and silane coupler KH-902 interact, fabulous with the compatibility performance of organic materials, Mechanical Properties of Products and ageing-resistant performance strengthen further, but mobility is poor, the butyl oleate added, vinyl-terminated silicone fluid and OPE have emollescence, rubber mobility is good, modification hollow glass micropearl can and unclassified stores between form cross-linked network structure, goods not only mechanical property are better, and quality is light, ageing-resistant performance is excellent.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of ageing-resistant power cable that the present invention proposes.
Embodiment
As shown in Figure 1, Fig. 1 is the structural representation of a kind of ageing-resistant power cable that the present invention proposes.
The present invention proposes
Below, by specific embodiment, technical scheme of the present invention is described in detail.
Embodiment 1
With reference to Fig. 1, a kind of ageing-resistant power cable, comprises conductor 1, insulating barrier 2, screen 3, restrictive coating 4, and it is outside that insulating barrier 2 is located at conductor 1, and it is outside that screen 3 is located at insulating barrier 2, and it is outside that restrictive coating 4 is located at screen 3; Wherein insulating barrier 3 adopts silicon rubber to make.
The raw material of silicon rubber comprises by weight: ethenyl blocking methyl ethylene silicon raw rubber 30 parts, low-phenyl silicone rubber 30 parts, butene dioic acid propanediol polyester 20 parts, cumyl peroxide 2.7 parts, activated magnesia 1 part, styrene 2.5 parts, butyl oleate 0.5 part, vinyl-terminated silicone fluid 2 parts, OPE 1.5 parts, white carbon 60 parts, konilite 20 parts, 40 parts, carborundum, silicon powder 15 parts, superfine active pottery clay 20 parts, modification hollow glass micropearl 40 parts, silane coupler KH-9025 part, calcium zinc stabilizer 1 part, 3 parts, HPG age resistor, 1.5 parts, 4010NA age resistor.
Embodiment 2
With reference to Fig. 1, a kind of ageing-resistant power cable, comprises conductor 1, insulating barrier 2, screen 3, restrictive coating 4, and it is outside that insulating barrier 2 is located at conductor 1, and it is outside that screen 3 is located at insulating barrier 2, and it is outside that restrictive coating 4 is located at screen 3; Wherein insulating barrier 3 adopts silicon rubber to make.
The raw material of silicon rubber comprises by weight: ethenyl blocking methyl ethylene silicon raw rubber 50 parts, low-phenyl silicone rubber 20 parts, butene dioic acid propanediol polyester 35 parts, cumyl peroxide 0.5 part, activated magnesia 3 parts, styrene 1 part, butyl oleate 1.5 parts, vinyl-terminated silicone fluid 1 part, OPE 3 parts, white carbon 40 parts, konilite 30 parts, 20 parts, carborundum, silicon powder 30 parts, superfine active pottery clay 13 parts, modification hollow glass micropearl 50 parts, silane coupler KH-9022 part, calcium zinc stabilizer 3 parts, 1 part, HPG age resistor, 2.5 parts, 4010NA age resistor.
Embodiment 3
With reference to Fig. 1, a kind of ageing-resistant power cable, comprises conductor 1, insulating barrier 2, screen 3, restrictive coating 4, and it is outside that insulating barrier 2 is located at conductor 1, and it is outside that screen 3 is located at insulating barrier 2, and it is outside that restrictive coating 4 is located at screen 3; Wherein insulating barrier 3 adopts silicon rubber to make.
The raw material of silicon rubber comprises by weight: ethenyl blocking methyl ethylene silicon raw rubber 40 parts, low-phenyl silicone rubber 25 parts, butene dioic acid propanediol polyester 30 parts, cumyl peroxide 1.6 parts, activated magnesia 1.5 parts, styrene 2.4 parts, butyl oleate 0.8 part, vinyl-terminated silicone fluid 1.6 parts, OPE 1.8 parts, white carbon 55 parts, konilite 24 parts, 36 parts, carborundum, silicon powder 20 parts, superfine active pottery clay 18 parts, modification hollow glass micropearl 42 parts, silane coupler KH-9023.6 part, calcium zinc stabilizer 1.5 parts, 2.2 parts, HPG age resistor, 1.8 parts, 4010NA age resistor.
The contents of ethylene of described ethenyl blocking methyl ethylene silicon raw rubber is 0.4wt%, and the contents of ethylene of methyl ethylene silicon raw rubber is 0.1wt%.
Modification hollow glass micropearl adopts following technique to prepare: by weight by 15 parts of glass fibres, it is that the sal volatile of 10g/L stirs that 30 parts of hollow glass micropearls put into 80 parts of concentration, mixing speed is 1500r/min, mixing time is 30min, filter, washing, add 3 parts of silane coupler KH-902, 100 parts of water mix, incorporation time is 60min, mixing temperature is 70 DEG C, send in baking oven and be incubated 4h, oven temperature is 95 DEG C, filter, adding 60 parts of concentration is 0.5g/L palladium chloride solution, 5 parts of 1mol/L hydrochloric acid, 60 parts of concentration are 10g/L stannous chloride solution, be warming up to 75 DEG C to stir, mixing time is 20min, continue to be warming up to 89 DEG C and stir 20min, filter, washing, dry, pulverize, obtain modification hollow glass micropearl.
Embodiment 4
With reference to Fig. 1, a kind of ageing-resistant power cable, comprises conductor 1, insulating barrier 2, screen 3, restrictive coating 4, and it is outside that insulating barrier 2 is located at conductor 1, and it is outside that screen 3 is located at insulating barrier 2, and it is outside that restrictive coating 4 is located at screen 3; Wherein insulating barrier 3 adopts silicon rubber to make.
The raw material of silicon rubber comprises by weight: ethenyl blocking methyl ethylene silicon raw rubber 46 parts, low-phenyl silicone rubber 22 parts, butene dioic acid propanediol polyester 33 parts, cumyl peroxide 1 part, activated magnesia 2.3 parts, styrene 2 parts, butyl oleate 1.3 parts, vinyl-terminated silicone fluid 1.2 parts, OPE 2.3 parts, white carbon 46 parts, konilite 26 parts, 30 parts, carborundum, silicon powder 24 parts, superfine active pottery clay 15 parts, modification hollow glass micropearl 45 parts, silane coupler KH-9023 part, calcium zinc stabilizer 2.3 parts, 1.4 parts, HPG age resistor, 2.1 parts, 4010NA age resistor.
The contents of ethylene of described ethenyl blocking methyl ethylene silicon raw rubber is 0.2wt%, and the contents of ethylene of methyl ethylene silicon raw rubber is 0.3wt%.
Modification hollow glass micropearl adopts following technique to prepare: by weight by 5 parts of glass fibres, it is that the sal volatile of 18g/L stirs that 40 parts of hollow glass micropearls put into 70 parts of concentration, mixing speed is 1400r/min, mixing time is 60min, filter, washing, add 0.5 part of silane coupler KH-902, 120 parts of water mix, incorporation time is 40min, mixing temperature is 78 DEG C, send in baking oven and be incubated 1h, oven temperature is 99 DEG C, filter, adding 30 parts of concentration is 1g/L palladium chloride solution, 2 parts of 1.5mol/L hydrochloric acid, 40 parts of concentration are 20g/L stannous chloride solution, be warming up to 70 DEG C to stir, mixing time is 40min, continue to be warming up to 80 DEG C and stir 40min, filter, washing, dry, pulverize, obtain modification hollow glass micropearl.
Embodiment 5
With reference to Fig. 1, a kind of ageing-resistant power cable, comprises conductor 1, insulating barrier 2, screen 3, restrictive coating 4, and it is outside that insulating barrier 2 is located at conductor 1, and it is outside that screen 3 is located at insulating barrier 2, and it is outside that restrictive coating 4 is located at screen 3; Wherein insulating barrier 3 adopts silicon rubber to make.
The raw material of silicon rubber comprises by weight: ethenyl blocking methyl ethylene silicon raw rubber 42 parts, low-phenyl silicone rubber 24 parts, butene dioic acid propanediol polyester 32 parts, cumyl peroxide 1.4 parts, activated magnesia 2.1 parts, styrene 2.3 parts, butyl oleate 1.2 parts, vinyl-terminated silicone fluid 1.4 parts, OPE 2.2 parts, white carbon 52 parts, konilite 25 parts, 32 parts, carborundum, silicon powder 22 parts, superfine active pottery clay 16 parts, modification hollow glass micropearl 44 parts, silane coupler KH-9023.2 part, calcium zinc stabilizer 2.1 parts, 2.1 parts, HPG age resistor, 2.05 parts, 4010NA age resistor.
The contents of ethylene of described ethenyl blocking methyl ethylene silicon raw rubber is 0.3wt%, and the contents of ethylene of methyl ethylene silicon raw rubber is 0.25wt%.
Modification hollow glass micropearl adopts following technique to prepare: by weight by 12 parts of glass fibres, it is that the sal volatile of 14g/L stirs that 36 parts of hollow glass micropearls put into 76 parts of concentration, mixing speed is 1450r/min, mixing time is 45min, filter, washing, add 0.8 part of silane coupler KH-902, 115 parts of water mix, incorporation time is 55min, mixing temperature is 72 DEG C, send in baking oven and be incubated 3h, oven temperature is 96 DEG C, filter, adding 45 parts of concentration is 0.6g/L palladium chloride solution, 2 parts of 1.2mol/L hydrochloric acid, 55 parts of concentration are 16g/L stannous chloride solution, be warming up to 72 DEG C to stir, mixing time is 36min, continue to be warming up to 85 DEG C and stir 36min, filter, washing, dry, pulverize, obtain modification hollow glass micropearl.
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. an ageing-resistant power cable, it is characterized in that, comprise conductor (1), insulating barrier (2), screen (3), restrictive coating (4), it is outside that insulating barrier (2) is located at conductor (1), it is outside that screen (3) is located at insulating barrier (2), and it is outside that restrictive coating (4) is located at screen (3); Wherein insulating barrier (3) adopts silicon rubber to make.
2. ageing-resistant power cable according to claim 1, it is characterized in that, the raw material of silicon rubber comprises by weight: ethenyl blocking methyl ethylene silicon raw rubber 30-50 part, low-phenyl silicone rubber 20-30 part, butene dioic acid propanediol polyester 20-35 part, cumyl peroxide 0.5-2.7 part, activated magnesia 1-3 part, styrene 1-2.5 part, butyl oleate 0.5-1.5 part, vinyl-terminated silicone fluid 1-2 part, OPE 1.5-3 part, white carbon 40-60 part, konilite 20-30 part, carborundum 20-40 part, silicon powder 15-30 part, superfine active pottery clay 13-20 part, modification hollow glass micropearl 40-50 part, silane coupler KH-9022-5 part, calcium zinc stabilizer 1-3 part, HPG age resistor 1-3 part, 4010NA age resistor 1.5-2.5 part.
3. ageing-resistant power cable according to claim 2, is characterized in that, the contents of ethylene of described ethenyl blocking methyl ethylene silicon raw rubber is 0.2-0.4wt%, and the contents of ethylene of methyl ethylene silicon raw rubber is 0.1-0.3wt%.
4. the ageing-resistant power cable according to Claims 2 or 3, is characterized in that, modification hollow glass micropearl adopts following technique to prepare: glass fibre, hollow glass micropearl are put into sal volatile and stirred, filter, washing, add silane coupler KH-902, water mixing, send in baking oven and be incubated, filter, add palladium chloride solution, hydrochloric acid, stannous chloride solution, heat up and stir, filter, washing, dry, pulverize, obtain modification hollow glass micropearl.
5. the ageing-resistant power cable according to any one of claim 2-4, it is characterized in that, modification hollow glass micropearl adopts following technique to prepare: by weight by 5-15 part glass fibre, it is that the sal volatile of 10-18g/L stirs that 30-40 part hollow glass micropearl puts into 70-80 part concentration, mixing speed is 1400-1500r/min, mixing time is 30-60min, filter, washing, add 0.5-3 part silane coupler KH-902, 100-120 part water mixes, incorporation time is 40-60min, mixing temperature is 70-78 DEG C, send in baking oven and be incubated 1-4h, oven temperature is 95-99 DEG C, filter, adding 30-60 part concentration is 0.5-1g/L palladium chloride solution, 2-5 part 1-1.5mol/L hydrochloric acid, 40-60 part concentration is 10-20g/L stannous chloride solution, be warming up to 70-75 DEG C to stir, mixing time is 20-40min, continue to be warming up to 80-89 DEG C and stir 20-40min, filter, washing, dry, pulverize, obtain modification hollow glass micropearl.
6. the ageing-resistant power cable according to any one of claim 2-5, is characterized in that, cumyl peroxide, activated magnesia and cinnamic weight ratio are 1-1.6:1.5-2.3:2-2.4.
7. the ageing-resistant power cable according to any one of claim 2-6, is characterized in that, the weight ratio of ethenyl blocking methyl ethylene silicon raw rubber, low-phenyl silicone rubber and butene dioic acid propanediol polyester is 40-46:22-25:30-33.
8. the ageing-resistant power cable according to any one of claim 2-7, it is characterized in that, the raw material of silicon rubber comprises by weight: ethenyl blocking methyl ethylene silicon raw rubber 40-46 part, low-phenyl silicone rubber 22-25 part, butene dioic acid propanediol polyester 30-33 part, cumyl peroxide 1-1.6 part, activated magnesia 1.5-2.3 part, styrene 2-2.4 part, butyl oleate 0.8-1.3 part, vinyl-terminated silicone fluid 1.2-1.6 part, OPE 1.8-2.3 part, white carbon 46-55 part, konilite 24-26 part, carborundum 30-36 part, silicon powder 20-24 part, superfine active pottery clay 15-18 part, modification hollow glass micropearl 42-45 part, silane coupler KH-9023-3.6 part, calcium zinc stabilizer 1.5-2.3 part, HPG age resistor 1.4-2.2 part, 4010NA age resistor 1.8-2.1 part.
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| CN201510607791.9A CN105261420A (en) | 2015-09-22 | 2015-09-22 | Aging-resistant power cable |
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| CN201510607791.9A CN105261420A (en) | 2015-09-22 | 2015-09-22 | Aging-resistant power cable |
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| CN105713392A (en) * | 2016-03-25 | 2016-06-29 | 安徽瑞侃电缆科技有限公司 | Aluminum conductor power cable material with excellent mechanical property |
| CN108976824A (en) * | 2018-07-02 | 2018-12-11 | 芜湖航天特种电缆厂股份有限公司 | Low temperature resistant cable gum cover material and preparation method thereof |
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| CN108976824A (en) * | 2018-07-02 | 2018-12-11 | 芜湖航天特种电缆厂股份有限公司 | Low temperature resistant cable gum cover material and preparation method thereof |
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Application publication date: 20160120 |