CN104194164A - Preprocessed wear-resistant and flame-retardant cable material - Google Patents
Preprocessed wear-resistant and flame-retardant cable material Download PDFInfo
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- CN104194164A CN104194164A CN201410424213.7A CN201410424213A CN104194164A CN 104194164 A CN104194164 A CN 104194164A CN 201410424213 A CN201410424213 A CN 201410424213A CN 104194164 A CN104194164 A CN 104194164A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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Abstract
The invention discloses a preprocessed wear-resistant and flame-retardant cable material, comprising the following raw materials in parts by weight: 48-52 parts of natural rubber, 55-58 parts of EPDM rubber, 12-15 parts of chlorobutyl rubber, 12-15 parts of chopped glass fiber, 3-6 parts of corn protein fiber, 3-5 parts of sulfur powder, 1.2-1.8 parts of an accelerant TBzTD, 3-4 parts of an accelerant NS, 7-12 parts of zinc oxide, 4-6 parts of magnesium oxide, 28-32 parts of preprocessed activated material, 30-33 parts of mica powder, 22-26 parts of heavy calcium carbonate, 5-8 parts of antimonous oxide, 12-16 parts of melamine cyanurate, 3-5 parts of barium stearate, 3-6 parts of di-(2-ethylhexyl)-4,5-epoxy tetrahydrophthalate EPS, 5-6 parts of liquid coumarone, 1.3-1.8 parts of an anti-ageing agent 800-B, and 1.5-2.1 parts of an anti-ageing agent BLE. The preprocessed wear-resistant and flame-retardant cable material has excellent wear-resisting property and flame retardant property.
Description
Technical field
The present invention relates to CABLE MATERIALS technical field, relate in particular to a kind of pre-treatment abrasion resistant fire blocking CABLE MATERIALS.
Background technology
Along with the fast development of national economy, cable, as a kind of wire transmitting electric power, is all widely used in every profession and trade, each field.When cable uses out of doors, general unmanned nurse, this has just proposed higher requirement to wear-resisting, the flame retardant properties of cable; While use in some mechanical facilities, transit equipment, fire-retardant and the wear resisting property of cable has caused people's attention especially: when cable fire, discharge a large amount of poisonous, corrosive gas, and be worn rear exposed electric wire, all seriously hinder the safe handling of product, very easily generation accident.
Summary of the invention
The technical problem that basic background technology exists, the present invention proposes a kind of pre-treatment abrasion resistant fire blocking CABLE MATERIALS, has excellent wear-resisting, flame retardant properties, avoids occurring security incident, and tensile strength and good insulating, meets the service requirements of cable.
A kind of pre-treatment abrasion resistant fire blocking CABLE MATERIALS that the present invention proposes, its raw material comprises by weight: natural rubber 48-52 part, terpolymer EP rubber 55-58 part, chlorinated butyl rubber 12-15 part, short glass fiber 12-15 part, Zein fibers 3-6 part, SULPHUR POWDER 3-5 part, promotor TBzTD1.2-1.8 part, accelerator NS 3-4 part, zinc oxide 7-12 part, magnesium oxide 4-6 part, pre-treatment and activation material 28-32 part, mica powder 30-33 part, water-ground limestone 22-26 part, antimonous oxide 5-8 part, melamine cyanurate salt 12-16 part, barium stearate 3-5 part, 4, 5-epoxy tetrahydrophthalic acid di-isooctyl EPS3-6 part, liquid coumarone 5-6 part, anti-aging agent 800-B1.3-1.8 part, antioxidant BLE 1.5-2.1 part,
The preparation method of pre-treatment and activation material comprises: kaolin is placed in to resistance furnace, temperature is increased to 860-870 DEG C, the cooling calcined kaolin that obtains after insulation 5.2-5.8h; 32-35 part furnace treated black, 18-21 part white carbon black, 15-20 part calcined kaolin are stirred to 2-5min with the stirring velocity of 800-820rpm and obtain mixture; Mixture is placed in to plasma processor, vacuumizing and maintain pressure is 11-14Pa, pass into after oxygen 3-4min with the flow velocity of 0.5-0.8L/s, continue to pass into oxygen by pressure rise to 32-33Pa carry out mixture surface plasma process 8-12min obtain surface treatment material, plasma treatment power is 85-95w; Surface treatment material is added to silane coupling A-151 taking surface treatment material as benchmark 1.8-2.4wt%, stir 15-18min with the stirring velocity of 38-42rpm and obtain pre-treatment and activation material.
Preferably, the weight ratio of natural rubber, terpolymer EP rubber and chlorinated butyl rubber is 49-51:56-57:13-14.
Preferably, the water content of natural rubber is 7-8wt%.
Preferably, its raw material comprises by weight: natural rubber 49-51 part, terpolymer EP rubber 56-57 part, chlorinated butyl rubber 13-14 part, short glass fiber 13-14 part, Zein fibers 4-5 part, SULPHUR POWDER 3.5-4.8 part, promotor TBzTD1.3-1.6 part, accelerator NS 3.2-3.5 part, zinc oxide 8-10 part, magnesium oxide 4.7-5.6 part, pre-treatment and activation material 29-31 part, mica powder 31-32 part, water-ground limestone 23-25 part, antimonous oxide 6-7 part, melamine cyanurate salt 13-15 part, barium stearate 4-4.8 part, 4, 5-epoxy tetrahydrophthalic acid di-isooctyl EPS4-5 part, liquid coumarone 5.1-5.3 part, anti-aging agent 800-B1.5-1.6 part, antioxidant BLE 1.7-1.9 part.
Preferably, the preparation method of pre-treatment and activation material comprises: kaolin is placed in to resistance furnace, temperature is increased to 864-866 DEG C, the cooling calcined kaolin that obtains after insulation 5.4-5.6h; 33-34 part furnace treated black, 19-20 part white carbon black, 17-18 part calcined kaolin are stirred to 3-4min with the stirring velocity of 810-815rpm and obtain mixture; Mixture is placed in to plasma processor, vacuumizing and maintain pressure is 12-13Pa, pass into after oxygen 3.2-3.5min with the flow velocity of 0.6-0.7L/s, continue to pass into oxygen by pressure rise to 32.4-32.6Pa carry out mixture surface plasma process 9-11min obtain surface treatment material, plasma treatment power is 88-92w; Surface treatment material is added to silane coupling A-151 taking surface treatment material as benchmark 1.9-2.2wt%, stir 16-17min with the stirring velocity of 39-40rpm and obtain pre-treatment and activation material.
The present invention, taking natural rubber, terpolymer EP rubber, chlorinated butyl rubber as base-material, has improved wear-resisting and flame retardant properties, also makes the present invention have good elasticity, Waterproofing/oilproofing performance simultaneously; Add short glass fiber, Zein fibers, increased snappiness of the present invention and stretch-proof performance; SULPHUR POWDER is as vulcanizing agent, vulcanization rate is moderate, operational safety, good combination property, constitute vulcanization system with promotor TBzTD, accelerator NS, zinc oxide, magnesium oxide, can reduce the fracture activation energy of sulphur ring, and due to the decomposition of promotor itself, increased free radical in system or the concentration of ion, further accelerate initiation and the transfer reaction of sulfuration chain reaction, improve vulcanization reaction speed, improved structure of the present invention and physical and mechanical properties; In the pre-treatment and activation material adding, the consistency of furnace treated black, white carbon black, calcined kaolin and rubber molecule is better, in rubber, degree of scatter is high, can in sulfidation, participate in rubber molecule crosslinked, form a kind of " overall network effect ", wear-resisting tear resistance of the present invention is increased, and the use of silane coupling A-151, can expand the raw material such as short glass fiber, furnace treated black of above-mentioned interpolation and the contact area of rubber molecule, improve the compatibility performance of each raw material; The flame-retardant system that uses antimonous oxide, melamine cyanurate salt, barium stearate to form, in the time of burning, melting forms foam coverage the present invention to completely cut off air, and by inner thermo-negative reaction, reduce rapidly temperature of combustion, antimonous oxide can be vaporized simultaneously, oxygen concentration in diluent air, thus flame retardant effect of the present invention significantly improved; The interpolation of mica powder, water-ground limestone, can improve intensity of the present invention, and mica powder itself has high resistance, it is a kind of insulating material of excellence, even running into after high temperature, burning, still can keep original state of insulation, this has just further improved safety performance of the present invention; Be that extender plasticizer has improved plasticizing capacity of the present invention with 4,5-epoxy tetrahydrophthalic acid di-isooctyl EPS as primary plasticizer, liquid coumarone; The use of anti-aging agent 800-B, antioxidant BLE, can improve ageing-resistant and oxidation resistent susceptibility of the present invention.
Embodiment
Below, by specific embodiment, technical scheme of the present invention is elaborated.
Embodiment 1
A kind of pre-treatment abrasion resistant fire blocking CABLE MATERIALS that the present invention proposes, its raw material comprises by weight: 52 parts of natural rubbers, 55 parts of terpolymer EP rubbers, 15 parts of chlorinated butyl rubbers, 12 parts of short glass fibers, 6 parts of Zein fibers, 3 parts of SULPHUR POWDER, promotor TBzTD1.8 part, 3 parts of accelerator NSs, 12 parts, zinc oxide, 4 parts, magnesium oxide, 32 parts of pre-treatment and activation materials, 30 parts of mica powders, 26 parts of water-ground limestones, 5 parts of antimonous oxides, 16 parts of melamine cyanurate salts, 3 parts of barium stearates, 4, 5-epoxy tetrahydrophthalic acid di-isooctyl EPS6 part, 5 parts of liquid coumarones, anti-aging agent 800-B1.8 part, 1.5 parts of antioxidant BLEs, wherein the water content of natural rubber is 8wt%, and the preparation method of pre-treatment and activation material comprises: kaolin is placed in to resistance furnace, temperature is increased to 860 DEG C, the cooling calcined kaolin that obtains after insulation 5.8h, 32 parts of furnace treated blacks, 21 parts of white carbon blacks, 15 parts of calcined kaolins are stirred to 2min with the stirring velocity of 820rpm and obtain mixture, mixture is placed in to plasma processor, vacuumizing and maintain pressure is 14Pa, pass into after oxygen 4min with the flow velocity of 0.5L/s, continue to pass into oxygen by pressure rise to 32Pa carry out mixture surface plasma process 12min obtain surface treatment material, plasma treatment power is 85w, surface treatment material is added to silane coupling A-151 taking surface treatment material as benchmark 2.4wt%, stir 18min with the stirring velocity of 38rpm and obtain pre-treatment and activation material.
Embodiment 2
A kind of pre-treatment abrasion resistant fire blocking CABLE MATERIALS that the present invention proposes, its raw material comprises by weight: 48 parts of natural rubbers, 58 parts of terpolymer EP rubbers, 12 parts of chlorinated butyl rubbers, 15 parts of short glass fibers, 3 parts of Zein fibers, 5 parts of SULPHUR POWDER, promotor TBzTD1.2 part, 4 parts of accelerator NSs, 7 parts, zinc oxide, 6 parts, magnesium oxide, 28 parts of pre-treatment and activation materials, 33 parts of mica powders, 22 parts of water-ground limestones, 8 parts of antimonous oxides, 12 parts of melamine cyanurate salts, 5 parts of barium stearates, 4, 5-epoxy tetrahydrophthalic acid di-isooctyl EPS3 part, 6 parts of liquid coumarones, anti-aging agent 800-B1.3 part, 2.1 parts of antioxidant BLEs, wherein the water content of natural rubber is 7wt%, and the preparation method of pre-treatment and activation material comprises: kaolin is placed in to resistance furnace, temperature is increased to 870 DEG C, the cooling calcined kaolin that obtains after insulation 5.2h, 35 parts of furnace treated blacks, 18 parts of white carbon blacks, 20 parts of calcined kaolins are stirred to 5min with the stirring velocity of 800rpm and obtain mixture, mixture is placed in to plasma processor, vacuumizing and maintain pressure is 11Pa, pass into after oxygen 3min with the flow velocity of 0.8L/s, continue to pass into oxygen by pressure rise to 33Pa carry out mixture surface plasma process 8min obtain surface treatment material, plasma treatment power is 95w, surface treatment material is added to silane coupling A-151 taking surface treatment material as benchmark 1.8wt%, stir 15min with the stirring velocity of 42rpm and obtain pre-treatment and activation material.
Embodiment 3
A kind of pre-treatment abrasion resistant fire blocking CABLE MATERIALS that the present invention proposes, its raw material comprises by weight: 51 parts of natural rubbers, 56 parts of terpolymer EP rubbers, 14 parts of chlorinated butyl rubbers, 13 parts of short glass fibers, 5 parts of Zein fibers, 3.5 parts of SULPHUR POWDER, promotor TBzTD1.6 part, 3.2 parts of accelerator NSs, 10 parts, zinc oxide, 4.7 parts, magnesium oxide, 31 parts of pre-treatment and activation materials, 31 parts of mica powders, 25 parts of water-ground limestones, 6 parts of antimonous oxides, 15 parts of melamine cyanurate salts, 4 parts of barium stearates, 4, 5-epoxy tetrahydrophthalic acid di-isooctyl EPS5 part, 5.1 parts of liquid coumarones, anti-aging agent 800-B1.6 part, 1.7 parts of antioxidant BLEs, wherein the water content of natural rubber is 7.8wt%, and the preparation method of pre-treatment and activation material comprises: kaolin is placed in to resistance furnace, temperature is increased to 866 DEG C, the cooling calcined kaolin that obtains after insulation 5.4h, 34 parts of furnace treated blacks, 19 parts of white carbon blacks, 18 parts of calcined kaolins are stirred to 4min with the stirring velocity of 810rpm and obtain mixture, mixture is placed in to plasma processor, vacuumizing and maintain pressure is 12Pa, pass into after oxygen 3.2min with the flow velocity of 0.7L/s, continue to pass into oxygen by pressure rise to 32.6Pa carry out mixture surface plasma process 9min obtain surface treatment material, plasma treatment power is 92w, surface treatment material is added to silane coupling A-151 taking surface treatment material as benchmark 1.9wt%, stir 16min with the stirring velocity of 40rpm and obtain pre-treatment and activation material.
Embodiment 4
A kind of pre-treatment abrasion resistant fire blocking CABLE MATERIALS that the present invention proposes, its raw material comprises by weight: 49 parts of natural rubbers, 57 parts of terpolymer EP rubbers, 13 parts of chlorinated butyl rubbers, 14 parts of short glass fibers, 4 parts of Zein fibers, 4.8 parts of SULPHUR POWDER, promotor TBzTD1.3 part, 3.5 parts of accelerator NSs, 8 parts, zinc oxide, 5.6 parts, magnesium oxide, 29 parts of pre-treatment and activation materials, 32 parts of mica powders, 23 parts of water-ground limestones, 7 parts of antimonous oxides, 13 parts of melamine cyanurate salts, 4.8 parts of barium stearates, 4, 5-epoxy tetrahydrophthalic acid di-isooctyl EPS4 part, 5.3 parts of liquid coumarones, anti-aging agent 800-B1.5 part, 1.9 parts of antioxidant BLEs, wherein the water content of natural rubber is 7.5wt%, and the preparation method of pre-treatment and activation material comprises: kaolin is placed in to resistance furnace, temperature is increased to 864 DEG C, the cooling calcined kaolin that obtains after insulation 5.6h, 33 parts of furnace treated blacks, 20 parts of white carbon blacks, 17 parts of calcined kaolins are stirred to 3min with the stirring velocity of 815rpm and obtain mixture, mixture is placed in to plasma processor, vacuumizing and maintain pressure is 13Pa, pass into after oxygen 3.5min with the flow velocity of 0.6L/s, continue to pass into oxygen by pressure rise to 32.4Pa carry out mixture surface plasma process 11min obtain surface treatment material, plasma treatment power is 88w, surface treatment material is added to silane coupling A-151 taking surface treatment material as benchmark 2.2wt%, stir 17min with the stirring velocity of 39rpm and obtain pre-treatment and activation material.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; any be familiar with those skilled in the art the present invention disclose technical scope in; be equal to replacement or changed according to technical scheme of the present invention and inventive concept thereof, within all should being encompassed in protection scope of the present invention.
Claims (5)
1. a pre-treatment abrasion resistant fire blocking CABLE MATERIALS, it is characterized in that, its raw material comprises by weight: natural rubber 48-52 part, terpolymer EP rubber 55-58 part, chlorinated butyl rubber 12-15 part, short glass fiber 12-15 part, Zein fibers 3-6 part, SULPHUR POWDER 3-5 part, promotor TBzTD1.2-1.8 part, accelerator NS 3-4 part, zinc oxide 7-12 part, magnesium oxide 4-6 part, pre-treatment and activation material 28-32 part, mica powder 30-33 part, water-ground limestone 22-26 part, antimonous oxide 5-8 part, melamine cyanurate salt 12-16 part, barium stearate 3-5 part, 4, 5-epoxy tetrahydrophthalic acid di-isooctyl EPS3-6 part, liquid coumarone 5-6 part, anti-aging agent 800-B1.3-1.8 part, antioxidant BLE 1.5-2.1 part,
The preparation method of pre-treatment and activation material comprises: kaolin is placed in to resistance furnace, temperature is increased to 860-870 DEG C, the cooling calcined kaolin that obtains after insulation 5.2-5.8h; 32-35 part furnace treated black, 18-21 part white carbon black, 15-20 part calcined kaolin are stirred to 2-5min with the stirring velocity of 800-820rpm and obtain mixture; Mixture is placed in to plasma processor, vacuumizing and maintain pressure is 11-14Pa, pass into after oxygen 3-4min with the flow velocity of 0.5-0.8L/s, continue to pass into oxygen by pressure rise to 32-33Pa carry out mixture surface plasma process 8-12min obtain surface treatment material, plasma treatment power is 85-95w; Surface treatment material is added to silane coupling A-151 taking surface treatment material as benchmark 1.8-2.4wt%, stir 15-18min with the stirring velocity of 38-42rpm and obtain pre-treatment and activation material.
2. pre-treatment abrasion resistant fire blocking CABLE MATERIALS as claimed in claim 1, is characterized in that, the weight ratio of natural rubber, terpolymer EP rubber and chlorinated butyl rubber is 49-51:56-57:13-14.
3. pre-treatment abrasion resistant fire blocking CABLE MATERIALS as claimed in claim 2, is characterized in that, the water content of natural rubber is 7-8wt%.
4. pre-treatment abrasion resistant fire blocking CABLE MATERIALS as claimed in claim 3, it is characterized in that, its raw material comprises by weight: natural rubber 49-51 part, terpolymer EP rubber 56-57 part, chlorinated butyl rubber 13-14 part, short glass fiber 13-14 part, Zein fibers 4-5 part, SULPHUR POWDER 3.5-4.8 part, promotor TBzTD1.3-1.6 part, accelerator NS 3.2-3.5 part, zinc oxide 8-10 part, magnesium oxide 4.7-5.6 part, pre-treatment and activation material 29-31 part, mica powder 31-32 part, water-ground limestone 23-25 part, antimonous oxide 6-7 part, melamine cyanurate salt 13-15 part, barium stearate 4-4.8 part, 4, 5-epoxy tetrahydrophthalic acid di-isooctyl EPS4-5 part, liquid coumarone 5.1-5.3 part, anti-aging agent 800-B1.5-1.6 part, antioxidant BLE 1.7-1.9 part.
5. pre-treatment abrasion resistant fire blocking CABLE MATERIALS as described in claim 1-4 any one, it is characterized in that, the preparation method of pre-treatment and activation material comprises: kaolin is placed in to resistance furnace, temperature is increased to 864-866 DEG C, the cooling calcined kaolin that obtains after insulation 5.4-5.6h; 33-34 part furnace treated black, 19-20 part white carbon black, 17-18 part calcined kaolin are stirred to 3-4min with the stirring velocity of 810-815rpm and obtain mixture; Mixture is placed in to plasma processor, vacuumizing and maintain pressure is 12-13Pa, pass into after oxygen 3.2-3.5min with the flow velocity of 0.6-0.7L/s, continue to pass into oxygen by pressure rise to 32.4-32.6Pa carry out mixture surface plasma process 9-11min obtain surface treatment material, plasma treatment power is 88-92w; Surface treatment material is added to silane coupling A-151 taking surface treatment material as benchmark 1.9-2.2wt%, stir 16-17min with the stirring velocity of 39-40rpm and obtain pre-treatment and activation material.
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| CN104610663A (en) * | 2015-01-15 | 2015-05-13 | 无为县华祥电缆材料有限公司 | Aging-resistant and low-temperature-resistant EPDM (ethylene-propylene-diene monomer) rubber cable material |
| CN105330981A (en) * | 2015-07-26 | 2016-02-17 | 国网山东省电力公司临沂供电公司 | Mildew-resistant rubber sheath for cables |
| CN105330980A (en) * | 2015-07-15 | 2016-02-17 | 国网山东省电力公司临沂供电公司 | Novel pressure-resistant cable |
| CN105367910A (en) * | 2015-07-26 | 2016-03-02 | 国网山东省电力公司临沂供电公司 | Preparation method of heat-resistant sheath insulation material for cable |
| CN105419104A (en) * | 2015-12-31 | 2016-03-23 | 崇夕山 | Wear-resistant self-temperature-limiting electric tracing band oversheath |
| CN105419113A (en) * | 2015-07-26 | 2016-03-23 | 国网山东沂水县供电公司 | Mounting bracket of prepaid electric energy meter |
| CN105440456A (en) * | 2015-11-24 | 2016-03-30 | 安徽南洋新材料科技股份有限公司 | High-strength and high-weather-resistance cable |
| CN105504533A (en) * | 2015-08-23 | 2016-04-20 | 国网山东省电力公司临沂供电公司 | Power cable protective device |
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| CN105514884A (en) * | 2015-08-23 | 2016-04-20 | 国网山东省电力公司临沂供电公司 | Cable protection guiding device |
| CN107312207A (en) * | 2017-06-23 | 2017-11-03 | 安徽吉安特种线缆制造有限公司 | A kind of methanation device thermocouple cable protective cover material |
| CN109438862A (en) * | 2018-12-04 | 2019-03-08 | 温州包鹿新材料有限公司 | The preparation method of high leakproofness water-proof sealing rubber strip |
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| CN104610663A (en) * | 2015-01-15 | 2015-05-13 | 无为县华祥电缆材料有限公司 | Aging-resistant and low-temperature-resistant EPDM (ethylene-propylene-diene monomer) rubber cable material |
| CN105330980A (en) * | 2015-07-15 | 2016-02-17 | 国网山东省电力公司临沂供电公司 | Novel pressure-resistant cable |
| CN105504532A (en) * | 2015-07-26 | 2016-04-20 | 国网山东省电力公司临沂供电公司 | Preparation method of polyolefin thermoplastic elastomer flame-retardant cable sheath material |
| CN105330981A (en) * | 2015-07-26 | 2016-02-17 | 国网山东省电力公司临沂供电公司 | Mildew-resistant rubber sheath for cables |
| CN105367910A (en) * | 2015-07-26 | 2016-03-02 | 国网山东省电力公司临沂供电公司 | Preparation method of heat-resistant sheath insulation material for cable |
| CN105419113A (en) * | 2015-07-26 | 2016-03-23 | 国网山东沂水县供电公司 | Mounting bracket of prepaid electric energy meter |
| CN105514884A (en) * | 2015-08-23 | 2016-04-20 | 国网山东省电力公司临沂供电公司 | Cable protection guiding device |
| CN105504533A (en) * | 2015-08-23 | 2016-04-20 | 国网山东省电力公司临沂供电公司 | Power cable protective device |
| CN105440456A (en) * | 2015-11-24 | 2016-03-30 | 安徽南洋新材料科技股份有限公司 | High-strength and high-weather-resistance cable |
| CN105440456B (en) * | 2015-11-24 | 2018-09-21 | 安徽南洋新材料科技股份有限公司 | A kind of high-strength and high-weather-resistance cable |
| CN105419104A (en) * | 2015-12-31 | 2016-03-23 | 崇夕山 | Wear-resistant self-temperature-limiting electric tracing band oversheath |
| CN107312207A (en) * | 2017-06-23 | 2017-11-03 | 安徽吉安特种线缆制造有限公司 | A kind of methanation device thermocouple cable protective cover material |
| CN109438862A (en) * | 2018-12-04 | 2019-03-08 | 温州包鹿新材料有限公司 | The preparation method of high leakproofness water-proof sealing rubber strip |
| CN109438862B (en) * | 2018-12-04 | 2024-02-02 | 浙江博士龙密封科技有限公司 | Preparation method of waterproof sealing adhesive tape with high sealing performance |
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Application publication date: 20141210 |