CN106710696A - Environmentally-friendly acid-and alkali-resistant wire - Google Patents
Environmentally-friendly acid-and alkali-resistant wire Download PDFInfo
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- CN106710696A CN106710696A CN201510770556.3A CN201510770556A CN106710696A CN 106710696 A CN106710696 A CN 106710696A CN 201510770556 A CN201510770556 A CN 201510770556A CN 106710696 A CN106710696 A CN 106710696A
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Abstract
The invention discloses an environmentally-friendly acid-and alkali-resistant wire. The environmentally-friendly acid-and alkali-resistant wire comprises seven outer protective layers and one kind of conductors; the seven outer protective layers include a galvanized annealed copper strip shielding layer, a nitrile insulation layer, a silver plated copper strip armor layer, a nickel strip shielding layer, an aluminum strip shielding layer, a chlorosulfonated ethylene-propylene polymer sheath layer and a rubber insulation layer which are distributed from inside to outside sequentially; the conductors are silver-plated annealed nickel conductors; and 24 silver-plated annealed nickel conductors are adopted. The raw materials in parts by weight of the rubber insulation layer include chlorinated polyethylene rubber, flame retardant, ethylene-vinyl acetate copolymer elastomer, barium sulfate, microcrystalline wax, carbon black, DOS, high-activity magnesium oxide, antimony oxide, DCP, TAIC, coupling agent and antioxidant. The environmentally-friendly acid-and alkali-resistant wire of the invention has the advantages of high acid and alkali resistance, environmental friendliness, inflame retardant performance, high temperature resistance and low temperature resistance, and can satisfy the needs of special cables such as acid and alkali resistant cables. According to the environmentally-friendly acid-and alkali-resistant wire of the invention, magnesium hydroxide or aluminum hydroxide is adopted to make the fire retardant, and therefore, requirements of a material system for flame retardant performance, low smoke zero and halogen-free performance can be satisfied.
Description
Technical field
The present invention relates to a kind of electric wire, specifically a kind of environmental protection acid-resisting alkali electric wire.
Background technology
Cable and wire is a kind of conductive medium, and in current industrial society, electric energy is the very important energy, and the transmission of electric energy is most important is also topmost mode or intermediary is exactly cable and wire.
At present, in some special fields, such as sewage treatment plant, thermal power plant, chemical plant, smeltery place, because its environment is more special, the cable to being used in these occasions needs exist for preferable acid-alkali-corrosive-resisting performance.Currently, the cable of domestic acid and alkali-resistance is essentially all fluoroplastic cable and silicone rubber for cable, and fluoroplastics acid-proof alkaline is splendid, but it is high to process equipment and manufacturing technique requirent, slightly improper then easy cracking, it is most important that fluoroplastics are expensive, and be difficult to produce electric cable with large cross-section；Its acid-proof alkaline of silicone rubber for cable is also more excellent, for fluoroplastics, it is relatively low to process equipment and manufacturing technique requirent, price is relatively low compared with fluoroplastics, specification covering is wide, but silicone rubber for cable has the hard defects of a densification, i.e. mechanical performance extreme difference, some be frequently bended occasion resistance external force damage capability it is very poor, service life is relatively low.
The content of the invention
It is an object of the invention to provide a kind of good flame resistance, resistant to elevated temperatures environmental protection acid-resisting alkali electric wire, to solve the problems, such as to be proposed in above-mentioned background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of environmental protection acid-resisting alkali electric wire,Including seven layers of external protection and a kind of conductor,Seven layers of external protection are followed successively by zinc-plated annealed copper band screen layer from inside to outside,Butyronitrile insulating barrier,Silver-plated copper band armor,Nickel strap screen layer,Aluminium strip screen layer,Chlorosulfonation second propylene restrictive coating and rubber insulation,Conductor is silver-plated annealing nickel conductor,Silver-plated annealing nickel conductor is provided with 24,Silver-plated annealing nickel conductor is extruded in inside zinc-plated annealed copper band screen layer,One layer of butyronitrile insulating barrier of outer wrapping of the zinc-plated annealed copper band screen layer,One layer of silver-plated copper band armor of outer wrapping of the butyronitrile insulating barrier,One layer of nickel strap screen layer of outer wrapping of the silver-plated copper band armor,One layer of aluminium strip screen layer of outer wrapping of the nickel strap screen layer,One layer of chlorosulfonation second propylene restrictive coating of outer wrapping of the aluminium strip screen layer,One layer of rubber insulation of outer wrapping of the chlorosulfonation second propylene restrictive coating；The rubber insulation includes according to the raw material of weight portion：Chlorinated polyethylene rubber 80-120 parts, fire retardant 100-120 parts, 70-90 parts, barium sulfate 50-70 parts, microwax 4-6 parts, carbon black 20-30 parts, DOS15-25 parts, extra light calcined magnesia 5-10 parts, antimony oxide 5-10 parts, DCP3-5 parts, TAIC2-4 parts, coupling agent 2-3 parts, age resistor 1-2 parts of ethane-acetic acid ethyenyl vinegar copolymer elastomer.
As further scheme of the invention：The rubber insulation includes according to the raw material of weight portion：Chlorinated polyethylene rubber 90-110 parts, fire retardant 105-115 parts, 75-85 parts, barium sulfate 55-65 parts, microwax 4.5-5.5 parts, carbon black 22-28 parts, DOS18-22 parts, extra light calcined magnesia 6-8 parts, antimony oxide 6-8 parts, DCP3.5-4.5 parts, TAIC2.5-3.5 parts, coupling agent 2.2-2.8 parts, age resistor 1.2-1.8 parts of ethane-acetic acid ethyenyl vinegar copolymer elastomer.
As further scheme of the invention：Rubber insulation includes according to the raw material of weight portion：90 parts of chlorinated polyethylene rubber, 110 parts of fire retardant, 80 parts of ethane-acetic acid ethyenyl vinegar copolymer elastomer, 60 parts of barium sulfate, 5 parts of microwax, 25 parts of carbon black, DOS20 parts, 7 parts of extra light calcined magnesia, 7 parts of antimony oxide, DCP4 parts, TAIC3 parts, 2.5 parts of coupling agent, 1.5 parts of age resistor.
As further scheme of the invention：The fire retardant is magnesium hydroxide or aluminium hydroxide.
As further scheme of the invention：Described age resistor is 2,2,4- trimethyl -1,2- dihydro quinoline beautiful jade polymer.
As further scheme of the invention：The coupling agent selects vinyl silanes.
The preparation method of the rubber insulation, comprises the following steps that：
（1）Each raw material is weighed according to weight portion；
（2）Once knead：By in chlorinated polyethylene rubber, fire retardant, ethylene vinyl acetate vinegar copolymer elastomer, barium sulfate, microwax, carbon black, DOS, extra light calcined magnesia and antimony oxide input banbury, floating weight is put down, mixing temperature is 120-140 DEG C, banburying 5-7min, then floating weight is lifted, floating weight is put down after 15-25s again, banburying 2-4min lifts floating weight, open Turnover bunker, compound is routed up, the thin logical clot of mill is transferred to, cooling 8-10h is parked at room temperature；
（3）Secondary mixing：In rubber pig, DCP, TAIC, coupling agent and age resistor an input banbury, floating weight will be put down, at 120-140 DEG C, banburying 40-50s lifts floating weight, opens Turnover bunker, and compound is routed up, and is transferred to the thin logical clot of mill for mixing temperature control；
（4）Roll over page slice：The film that Bao Tonghou is broken into puts into three rollers and rolles over page machine, and six chilling rolls are opened into sufficient cooling water, and the film after cutting is once passed through into six chilling rolls, is then passed through insulating powder groove, is eventually fabricated width for 25-35mm, and thickness is the film of 0.4-0.6mm.
Compared with prior art, the beneficial effects of the invention are as follows：
Acid and alkali-resistance of the invention, environmental protection flame retardant, high temperature resistant, the need for acid and alkali-resistance cable can fully being met, the characteristics of also having environmentally friendly, low temperature resistant, the need for meeting special cable, using magnesium hydroxide or aluminium hydroxide as fire retardant, fire resistance, the low smoke and zero halogen performance required by material system are met.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Embodiment 1
Refer to Fig. 1,In the embodiment of the present invention,A kind of environmental protection acid-resisting alkali electric wire,Including seven layers of external protection and a kind of conductor,Seven layers of external protection are followed successively by zinc-plated annealed copper band screen layer 2 from inside to outside,Butyronitrile insulating barrier 3,Silver-plated copper band armor 4,Nickel strap screen layer 5,Aluminium strip screen layer 6,Chlorosulfonation second propylene restrictive coating 7 and rubber insulation 8,Conductor is silver-plated annealing nickel conductor 1,Silver-plated annealing nickel conductor 1 is provided with 24,Silver-plated annealing nickel conductor 1 is extruded in inside zinc-plated annealed copper band screen layer 2,One layer of butyronitrile insulating barrier 3 of outer wrapping of the zinc-plated annealed copper band screen layer 2,One layer of silver-plated copper band armor 4 of outer wrapping of the butyronitrile insulating barrier 3,One layer of nickel strap screen layer 5 of outer wrapping of the silver-plated copper band armor 4,One layer of aluminium strip screen layer 6 of outer wrapping of the nickel strap screen layer 5,One layer of chlorosulfonation second propylene restrictive coating 7 of outer wrapping of the aluminium strip screen layer 6,One layer of rubber insulation 8 of outer wrapping of the chlorosulfonation second propylene restrictive coating 7；The rubber insulation 8 includes according to the raw material of weight portion：80 parts of chlorinated polyethylene rubber, 100 parts of magnesium hydroxide, 70 parts of ethane-acetic acid ethyenyl vinegar copolymer elastomer, 50 parts of barium sulfate, 4 parts of microwax, 20 parts of carbon black, DOS15 parts, 5 parts of extra light calcined magnesia, 5 parts of antimony oxide, DCP3 parts, TAIC2 parts, 2 parts of vinyl silanes, 2,2,4- trimethyl -1,1 part of 2- dihydro quinoline beautiful jades polymer.
The preparation method of the rubber insulation 8, comprises the following steps that：
（1）Each raw material is weighed according to weight portion；
（2）Once knead：By in chlorinated polyethylene rubber, magnesium hydroxide, ethylene vinyl acetate vinegar copolymer elastomer, barium sulfate, microwax, carbon black, DOS, extra light calcined magnesia and antimony oxide input banbury, floating weight is put down, mixing temperature is 120 DEG C, banburying 5min, then floating weight is lifted, floating weight is put down after 15s again, banburying 2min lifts floating weight, open Turnover bunker, compound is routed up, the thin logical clot of mill is transferred to, cooling 8h is parked at room temperature；
（3）Secondary mixing：By rubber pig, DCP, TAIC, a vinyl silanes and 2,2,4- trimethyl -1, in 2- dihydro quinoline beautiful jades polymer input banbury, floating weight is put down, mixing temperature is controlled at 120 DEG C, and banburying 40s lifts floating weight, Turnover bunker is opened, compound is routed up, be transferred to the thin logical clot of mill；
（4）Roll over page slice：The film that Bao Tonghou is broken into puts into three rollers and rolles over page machine, and six chilling rolls are opened into sufficient cooling water, and the film after cutting is once passed through into six chilling rolls, is then passed through insulating powder groove, is eventually fabricated width for 25mm, and thickness is the film of 0.4mm.
Embodiment 2
Refer to Fig. 1,In the embodiment of the present invention,A kind of environmental protection acid-resisting alkali electric wire,Including seven layers of external protection and a kind of conductor,Seven layers of external protection are followed successively by zinc-plated annealed copper band screen layer 2 from inside to outside,Butyronitrile insulating barrier 3,Silver-plated copper band armor 4,Nickel strap screen layer 5,Aluminium strip screen layer 6,Chlorosulfonation second propylene restrictive coating 7 and rubber insulation 8,Conductor is silver-plated annealing nickel conductor 1,Silver-plated annealing nickel conductor 1 is provided with 24,Silver-plated annealing nickel conductor 1 is extruded in inside zinc-plated annealed copper band screen layer 2,One layer of butyronitrile insulating barrier 3 of outer wrapping of the zinc-plated annealed copper band screen layer 2,One layer of silver-plated copper band armor 4 of outer wrapping of the butyronitrile insulating barrier 3,One layer of nickel strap screen layer 5 of outer wrapping of the silver-plated copper band armor 4,One layer of aluminium strip screen layer 6 of outer wrapping of the nickel strap screen layer 5,One layer of chlorosulfonation second propylene restrictive coating 7 of outer wrapping of the aluminium strip screen layer 6,One layer of rubber insulation 8 of outer wrapping of the chlorosulfonation second propylene restrictive coating 7；The rubber insulation 8 includes according to the raw material of weight portion：90 parts of chlorinated polyethylene rubber, 105 parts of aluminium hydroxide, 75 parts of ethane-acetic acid ethyenyl vinegar copolymer elastomer, 55 parts of barium sulfate, 4.5 parts of microwax, 22 parts of carbon black, DOS18 parts, 6 parts of extra light calcined magnesia, 6 parts of antimony oxide, DCP3.5 parts, TAIC2.5 parts, 2.2 parts of vinyl silanes, 2,2,4- trimethyl -1,1.2 parts of 2- dihydro quinoline beautiful jades polymer.
The preparation method of the rubber insulation 8, comprises the following steps that：
（1）Each raw material is weighed according to weight portion；
（2）Once knead：By in chlorinated polyethylene rubber, aluminium hydroxide, ethylene vinyl acetate vinegar copolymer elastomer, barium sulfate, microwax, carbon black, DOS, extra light calcined magnesia and antimony oxide input banbury, floating weight is put down, mixing temperature is 125 DEG C, banburying 5.5min, then floating weight is lifted, floating weight is put down after 18s again, banburying 2.5min lifts floating weight, open Turnover bunker, compound is routed up, the thin logical clot of mill is transferred to, cooling 8.5h is parked at room temperature；
（3）Secondary mixing：By rubber pig, DCP, TAIC, a vinyl silanes and 2,2,4- trimethyl -1, in 2- dihydro quinoline beautiful jades polymer input banbury, floating weight is put down, mixing temperature is controlled at 125 DEG C, and banburying 42s lifts floating weight, Turnover bunker is opened, compound is routed up, be transferred to the thin logical clot of mill；
（4）Roll over page slice：The film that Bao Tonghou is broken into puts into three rollers and rolles over page machine, and six chilling rolls are opened into sufficient cooling water, and the film after cutting is once passed through into six chilling rolls, is then passed through insulating powder groove, is eventually fabricated width for 28mm, and thickness is the film of 0.45mm.
Embodiment 3
Refer to Fig. 1,In the embodiment of the present invention,A kind of environmental protection acid-resisting alkali electric wire,Including seven layers of external protection and a kind of conductor,Seven layers of external protection are followed successively by zinc-plated annealed copper band screen layer 2 from inside to outside,Butyronitrile insulating barrier 3,Silver-plated copper band armor 4,Nickel strap screen layer 5,Aluminium strip screen layer 6,Chlorosulfonation second propylene restrictive coating 7 and rubber insulation 8,Conductor is silver-plated annealing nickel conductor 1,Silver-plated annealing nickel conductor 1 is provided with 24,Silver-plated annealing nickel conductor 1 is extruded in inside zinc-plated annealed copper band screen layer 2,One layer of butyronitrile insulating barrier 3 of outer wrapping of the zinc-plated annealed copper band screen layer 2,One layer of silver-plated copper band armor 4 of outer wrapping of the butyronitrile insulating barrier 3,One layer of nickel strap screen layer 5 of outer wrapping of the silver-plated copper band armor 4,One layer of aluminium strip screen layer 6 of outer wrapping of the nickel strap screen layer 5,One layer of chlorosulfonation second propylene restrictive coating 7 of outer wrapping of the aluminium strip screen layer 6,One layer of rubber insulation 8 of outer wrapping of the chlorosulfonation second propylene restrictive coating 7；Rubber insulation 8 includes according to the raw material of weight portion：90 parts of chlorinated polyethylene rubber, 110 parts of magnesium hydroxide, 80 parts of ethane-acetic acid ethyenyl vinegar copolymer elastomer, 60 parts of barium sulfate, 5 parts of microwax, 25 parts of carbon black, DOS20 parts, 7 parts of extra light calcined magnesia, 7 parts of antimony oxide, DCP4 parts, TAIC3 parts, 2.5 parts of vinyl silanes, 2,2,4- trimethyl -1,1.5 parts of 2- dihydro quinoline beautiful jades polymer.
The preparation method of the rubber insulation 8, comprises the following steps that：
（1）Each raw material is weighed according to weight portion；
（2）Once knead：By in chlorinated polyethylene rubber, magnesium hydroxide, ethylene vinyl acetate vinegar copolymer elastomer, barium sulfate, microwax, carbon black, DOS, extra light calcined magnesia and antimony oxide input banbury, floating weight is put down, mixing temperature is 130 DEG C, banburying 6min, then floating weight is lifted, floating weight is put down after 20s again, banburying 3min lifts floating weight, open Turnover bunker, compound is routed up, the thin logical clot of mill is transferred to, cooling 9h is parked at room temperature；
（3）Secondary mixing：By rubber pig, DCP, TAIC, a vinyl silanes and 2,2,4- trimethyl -1, in 2- dihydro quinoline beautiful jades polymer input banbury, floating weight is put down, mixing temperature is controlled at 130 DEG C, and banburying 45s lifts floating weight, Turnover bunker is opened, compound is routed up, be transferred to the thin logical clot of mill；
（4）Roll over page slice：The film that Bao Tonghou is broken into puts into three rollers and rolles over page machine, and six chilling rolls are opened into sufficient cooling water, and the film after cutting is once passed through into six chilling rolls, is then passed through insulating powder groove, is eventually fabricated width for 30mm, and thickness is the film of 0.5mm.
Embodiment 4
Refer to Fig. 1,In the embodiment of the present invention,A kind of environmental protection acid-resisting alkali electric wire,Including seven layers of external protection and a kind of conductor,Seven layers of external protection are followed successively by zinc-plated annealed copper band screen layer 2 from inside to outside,Butyronitrile insulating barrier 3,Silver-plated copper band armor 4,Nickel strap screen layer 5,Aluminium strip screen layer 6,Chlorosulfonation second propylene restrictive coating 7 and rubber insulation 8,Conductor is silver-plated annealing nickel conductor 1,Silver-plated annealing nickel conductor 1 is provided with 24,Silver-plated annealing nickel conductor 1 is extruded in inside zinc-plated annealed copper band screen layer 2,One layer of butyronitrile insulating barrier 3 of outer wrapping of the zinc-plated annealed copper band screen layer 2,One layer of silver-plated copper band armor 4 of outer wrapping of the butyronitrile insulating barrier 3,One layer of nickel strap screen layer 5 of outer wrapping of the silver-plated copper band armor 4,One layer of aluminium strip screen layer 6 of outer wrapping of the nickel strap screen layer 5,One layer of chlorosulfonation second propylene restrictive coating 7 of outer wrapping of the aluminium strip screen layer 6,One layer of rubber insulation 8 of outer wrapping of the chlorosulfonation second propylene restrictive coating 7；The rubber insulation 8 includes according to the raw material of weight portion：110 parts of chlorinated polyethylene rubber, 115 parts of aluminium hydroxide, 85 parts of ethane-acetic acid ethyenyl vinegar copolymer elastomer, 65 parts of barium sulfate, 5.5 parts of microwax, 28 parts of carbon black, DOS22 parts, 8 parts of extra light calcined magnesia, 8 parts of antimony oxide, DCP4.5 parts, TAIC3.5 parts, 2.8 parts of vinyl silanes, 2,2,4- trimethyl -1,1.8 parts of 2- dihydro quinoline beautiful jades polymer.
The preparation method of the rubber insulation 8, comprises the following steps that：
（1）Each raw material is weighed according to weight portion；
（2）Once knead：By in chlorinated polyethylene rubber, aluminium hydroxide, ethylene vinyl acetate vinegar copolymer elastomer, barium sulfate, microwax, carbon black, DOS, extra light calcined magnesia and antimony oxide input banbury, floating weight is put down, mixing temperature is 135 DEG C, banburying 6.5min, then floating weight is lifted, floating weight is put down after 22s again, banburying 3.5min lifts floating weight, open Turnover bunker, compound is routed up, the thin logical clot of mill is transferred to, cooling 9.5h is parked at room temperature；
（3）Secondary mixing：By rubber pig, DCP, TAIC, a vinyl silanes and 2,2,4- trimethyl -1, in 2- dihydro quinoline beautiful jades polymer input banbury, floating weight is put down, mixing temperature is controlled at 135 DEG C, and banburying 48s lifts floating weight, Turnover bunker is opened, compound is routed up, be transferred to the thin logical clot of mill；
（4）Roll over page slice：The film that Bao Tonghou is broken into puts into three rollers and rolles over page machine, and six chilling rolls are opened into sufficient cooling water, and the film after cutting is once passed through into six chilling rolls, is then passed through insulating powder groove, is eventually fabricated width for 32mm, and thickness is the film of 0.55mm.
Embodiment 5
Refer to Fig. 1,In the embodiment of the present invention,A kind of environmental protection acid-resisting alkali electric wire,Including seven layers of external protection and a kind of conductor,Seven layers of external protection are followed successively by zinc-plated annealed copper band screen layer 2 from inside to outside,Butyronitrile insulating barrier 3,Silver-plated copper band armor 4,Nickel strap screen layer 5,Aluminium strip screen layer 6,Chlorosulfonation second propylene restrictive coating 7 and rubber insulation 8,Conductor is silver-plated annealing nickel conductor 1,Silver-plated annealing nickel conductor 1 is provided with 24,Silver-plated annealing nickel conductor 1 is extruded in inside zinc-plated annealed copper band screen layer 2,One layer of butyronitrile insulating barrier 3 of outer wrapping of the zinc-plated annealed copper band screen layer 2,One layer of silver-plated copper band armor 4 of outer wrapping of the butyronitrile insulating barrier 3,One layer of nickel strap screen layer 5 of outer wrapping of the silver-plated copper band armor 4,One layer of aluminium strip screen layer 6 of outer wrapping of the nickel strap screen layer 5,One layer of chlorosulfonation second propylene restrictive coating 7 of outer wrapping of the aluminium strip screen layer 6,One layer of rubber insulation 8 of outer wrapping of the chlorosulfonation second propylene restrictive coating 7；The rubber insulation 8 includes according to the raw material of weight portion：120 parts of chlorinated polyethylene rubber, 120 parts of magnesium hydroxide, 90 parts of ethane-acetic acid ethyenyl vinegar copolymer elastomer, 70 parts of barium sulfate, 6 parts of microwax, 30 parts of carbon black, DOS25 parts, 10 parts of extra light calcined magnesia, 10 parts of antimony oxide, DCP5 parts, TAIC4 parts, 3 parts of vinyl silanes, 2,2,4- trimethyl -1,2 parts of 2- dihydro quinoline beautiful jades polymer.
The preparation method of the rubber insulation 8, comprises the following steps that：
（1）Each raw material is weighed according to weight portion；
（2）Once knead：By in chlorinated polyethylene rubber, magnesium hydroxide, ethylene vinyl acetate vinegar copolymer elastomer, barium sulfate, microwax, carbon black, DOS, extra light calcined magnesia and antimony oxide input banbury, floating weight is put down, mixing temperature is 140 DEG C, banburying 7min, then floating weight is lifted, floating weight is put down after 25s again, banburying 4min lifts floating weight, open Turnover bunker, compound is routed up, the thin logical clot of mill is transferred to, cooling 10h is parked at room temperature；
（3）Secondary mixing：By rubber pig, DCP, TAIC, a vinyl silanes and 2,2,4- trimethyl -1, in 2- dihydro quinoline beautiful jades polymer input banbury, floating weight is put down, mixing temperature is controlled at 140 DEG C, and banburying 50s lifts floating weight, Turnover bunker is opened, compound is routed up, be transferred to the thin logical clot of mill；
（4）Roll over page slice：The film that Bao Tonghou is broken into puts into three rollers and rolles over page machine, and six chilling rolls are opened into sufficient cooling water, and the film after cutting is once passed through into six chilling rolls, is then passed through insulating powder groove, is eventually fabricated width for 35mm, and thickness is the film of 0.6mm.
Acid and alkali-resistance of the invention, environmental protection flame retardant, high temperature resistant, the need for acid and alkali-resistance cable can fully being met, the characteristics of also having environmentally friendly, low temperature resistant, the need for meeting special cable, using magnesium hydroxide or aluminium hydroxide as fire retardant, fire resistance, the low smoke and zero halogen performance required by material system are met.
The better embodiment to this patent is explained in detail above, but this patent is not limited to above-mentioned implementation method, in the ken that one skilled in the relevant art possesses, can also various changes can be made on the premise of this patent objective is not departed from.
Claims (7)
1. a kind of environmental protection acid-resisting alkali electric wire, including seven layers of external protection and a kind of conductor, it is characterised in that seven layers of external protection is followed successively by zinc-plated annealed copper band screen layer from inside to outside（2）, butyronitrile insulating barrier（3）, silver-plated copper band armor（4）, nickel strap screen layer（5）, aluminium strip screen layer（6）, chlorosulfonation second propylene restrictive coating（7）And rubber insulation（8）, conductor is silver-plated annealing nickel conductor（1）, silver-plated annealing nickel conductor（1）It is provided with 24, silver-plated annealing nickel conductor（1）It is extruded in zinc-plated annealed copper band screen layer（2）Inside, the zinc-plated annealed copper band screen layer（2）One layer of butyronitrile insulating barrier of outer wrapping（3）, the butyronitrile insulating barrier（3）One layer of silver-plated copper of outer wrapping band armor（4）, the silver-plated copper band armor（4）One layer of nickel strap screen layer of outer wrapping（5）, the nickel strap screen layer（5）One layer of aluminium strip screen layer of outer wrapping（6）, the aluminium strip screen layer（6）One layer of chlorosulfonation second propylene restrictive coating of outer wrapping（7）, the chlorosulfonation second propylene restrictive coating（7）One layer of rubber insulation of outer wrapping（8）；The rubber insulation（8）Raw material according to weight portion includes：Chlorinated polyethylene rubber 80-120 parts, fire retardant 100-120 parts, 70-90 parts, barium sulfate 50-70 parts, microwax 4-6 parts, carbon black 20-30 parts, DOS15-25 parts, extra light calcined magnesia 5-10 parts, antimony oxide 5-10 parts, DCP3-5 parts, TAIC2-4 parts, coupling agent 2-3 parts, age resistor 1-2 parts of ethane-acetic acid ethyenyl vinegar copolymer elastomer.
2. environmental protection acid-resisting alkali electric wire according to claim 1, it is characterised in that the rubber insulation（8）Raw material according to weight portion includes：Chlorinated polyethylene rubber 90-110 parts, fire retardant 105-115 parts, 75-85 parts, barium sulfate 55-65 parts, microwax 4.5-5.5 parts, carbon black 22-28 parts, DOS18-22 parts, extra light calcined magnesia 6-8 parts, antimony oxide 6-8 parts, DCP3.5-4.5 parts, TAIC2.5-3.5 parts, coupling agent 2.2-2.8 parts, age resistor 1.2-1.8 parts of ethane-acetic acid ethyenyl vinegar copolymer elastomer.
3. environmental protection acid-resisting alkali electric wire according to claim 1, it is characterised in that rubber insulation（8）Raw material according to weight portion includes：90 parts of chlorinated polyethylene rubber, 110 parts of fire retardant, 80 parts of ethane-acetic acid ethyenyl vinegar copolymer elastomer, 60 parts of barium sulfate, 5 parts of microwax, 25 parts of carbon black, DOS20 parts, 7 parts of extra light calcined magnesia, 7 parts of antimony oxide, DCP4 parts, TAIC3 parts, 2.5 parts of coupling agent, 1.5 parts of age resistor.
4. according to any described environmental protection acid-resisting alkali electric wires of claim 1-3, it is characterised in that the fire retardant is magnesium hydroxide or aluminium hydroxide.
5. according to any described environmental protection acid-resisting alkali electric wires of claim 1-3, it is characterised in that described age resistor is 2,2,4- trimethyl -1,2- dihydro quinoline beautiful jade polymer.
6. according to any described environmental protection acid-resisting alkali electric wires of claim 1-3, it is characterised in that the coupling agent selects vinyl silanes.
7. the preparation method of a kind of rubber insulation as described in claim 1-3, it is characterised in that comprise the following steps that：
（1）Each raw material is weighed according to weight portion；
（2）Once knead：By in chlorinated polyethylene rubber, fire retardant, ethylene vinyl acetate vinegar copolymer elastomer, barium sulfate, microwax, carbon black, DOS, extra light calcined magnesia and antimony oxide input banbury, floating weight is put down, mixing temperature is 120-140 DEG C, banburying 5-7min, then floating weight is lifted, floating weight is put down after 15-25s again, banburying 2-4min lifts floating weight, open Turnover bunker, compound is routed up, the thin logical clot of mill is transferred to, cooling 8-10h is parked at room temperature；
（3）Secondary mixing：In rubber pig, DCP, TAIC, coupling agent and age resistor an input banbury, floating weight will be put down, at 120-140 DEG C, banburying 40-50s lifts floating weight, opens Turnover bunker, and compound is routed up, and is transferred to the thin logical clot of mill for mixing temperature control；
（4）Roll over page slice：The film that Bao Tonghou is broken into puts into three rollers and rolles over page machine, and six chilling rolls are opened into sufficient cooling water, and the film after cutting is once passed through into six chilling rolls, is then passed through insulating powder groove, is eventually fabricated width for 25-35mm, and thickness is the film of 0.4-0.6mm.
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| CN201510770556.3A CN106710696A (en) | 2015-11-12 | 2015-11-12 | Environmentally-friendly acid-and alkali-resistant wire |
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| CN201510770556.3A CN106710696A (en) | 2015-11-12 | 2015-11-12 | Environmentally-friendly acid-and alkali-resistant wire |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113563673A (en) * | 2021-06-29 | 2021-10-29 | 中辰电缆股份有限公司 | Improved low-temperature acid and alkali resistant rubber sleeve cable sheath rubber and preparation method thereof |
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2015
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113563673A (en) * | 2021-06-29 | 2021-10-29 | 中辰电缆股份有限公司 | Improved low-temperature acid and alkali resistant rubber sleeve cable sheath rubber and preparation method thereof |
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| WD01 | Invention patent application deemed withdrawn after publication |