CN106448846A - Fluoropolymer wire and cable and preparation thereof - Google Patents
Fluoropolymer wire and cable and preparation thereof Download PDFInfo
- Publication number
- CN106448846A CN106448846A CN201611139482.4A CN201611139482A CN106448846A CN 106448846 A CN106448846 A CN 106448846A CN 201611139482 A CN201611139482 A CN 201611139482A CN 106448846 A CN106448846 A CN 106448846A
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- fluoropolymer
- electric wire
- insulating barrier
- component
- restrictive coating
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- 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
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Organic Insulating Materials (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses fluoropolymer wires and cables and preparation thereof. The wires and cables comprise a electric fiber layer, an insulation layer, a shielded wire layer and a sheath layer. The insulation layer is wrapped on a conductor. The shielded wire layer is wrapped on the insulation layer. The sheath layer is wrapped on the shielded wire. The sheath comprises the following components by mass: 40-80 parts of ETFEs, 10-50 parts of fluoropolymers, 5-20 parts of silicagel takes, 0.3-3 parts of coagents and 0-15 parts of titanium dioxides. The method invents an anti-corrosion and anti-aging fluoropolymer cable through compounding ETFEs and fluoropolymers. The cable has the advantages that high and low temperature resistance, low dielectric loss, high transformation performance, high oil resistance, high solvent-resistance, high fire assistance and great mechanical strength.
Description
Technical field
The present invention relates to cable material field, and in particular to a kind of fluoropolymer electric wire and preparation method thereof.
Background technology
In the insulating barrier of electric wire and jacket layer material formula, common resin has three classes：Polyolefin, polrvinyl chloride, fluorine
Polymer.Wherein fluoropolymer has highest combination property, high-low temperature resistant grade is high, fire-retardant, weather-proof, oil resistant, wear-resisting, electric absolutely
Edge excellent performance, high mechanical properties, but fluororesin Costco Wholesale is high, are applied to such cable that technical requirements are high, use environment is severe more
The high-end market at quarter.
The insulating barrier of existing fluorine-containing electric wire and restrictive coating adopt ETFE resin (independent resinous principle) mostly, also have
On a small quantity with ETFE resin and other fluoropolymer compounding uses.In addition to ETFE, in fluoropolymer, market-oriented level is higher, various
Different fluoropolymers has different physical property emphasis, different temperature resistant grades, and cost of material and differs, by ETFE resin with
Different fluoropolymers compound the wire cable insulating layer of preparation, restrictive coating and have different advantages, cost and application surface.Due to each
Kind of fluoropolymer possesses different pluses and minuses, based on ETFE, be aided with other fluoropolymers prepare material purpose be play each
The performance complement feature of component, makes cable be applied to specific applied environment.But most fluorine-containing electric wire on the market
Cable mostly is independent resinous principle, and the performance for possessing is single and production cost is too high.
Content of the invention
In order to overcome the deficiencies in the prior art, first purpose of the present invention is to provide one kind containing fluoropolymer electric wire
Cable, the electric wire obtains a kind of the resistance to of fluoropolymer by carrying out compounding the materials such as ETFE, fluoropolymer, FEP
Corrosion aging-resistant electric wire.
Second object of the present invention is to provide for a kind of preparation method of said wires cable.
Realize the purpose of the present invention to reach by adopting the following technical scheme that：
A kind of fluoropolymer electric wire, including battery core line, insulating barrier, shielding line layer, restrictive coating；The insulating barrier cladding
In the outer wall of conductor, shielding line layer is coated on the outer wall of insulating barrier, and restrictive coating is coated on the outer wall of shielding line layer；The restrictive coating
Including following each component by weight：
Preferably, the insulating barrier includes following each component by weight：
In the present invention, described fluoropolymer is one or more in PVDF, PFA, PCTFE, ECTFE.
Preferably, the acid absorbent be the first acid absorbent, the one kind in magnesium oxide, magnesium hydroxide；First acid
Absorbent is made up of Tissuemat E and 4,4 '-thiobiss (the 6- tert-butyl group -3- methylphenol).
Preferably, first acid absorbent is by Tissuemat E and 4, and 4 '-thiobiss (the 6- tert-butyl group -3- methylphenol) are pressed
Weight compares 1:1 mixture is formed.
Preferably, the cross-linking agent is triallyl isonitrile urea acid fat (TAIC) or triallyl nitrile urea acid fat (TAC).
Preferably, the antioxidant be 2,6- di-tert-butylphenol, 4,4'- thiobiss (the 6- tert-butyl group -3- methylphenol),
One kind in four [β-(3,5- di-tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol ester.
Preferably, the copper resistant agent is N- bigcatkin willow amino neighbour's benzene diimine or N, N '-bis- [β (3,5- bis- tertiary factory's base -4- hydroxyls
Base phenyl) propionyl] hydrazine.
Preferably, the restrictive coating of cable includes following each component by weight：
The insulating barrier includes following each component by weight：
Preferably, the restrictive coating includes following each component by weight：
The insulating barrier includes following each component by weight：
The present invention also provides a kind of preparation method of fluoropolymer electric wire, comprises the following steps：
(1) dispensing：
A, according to formula ratio, each component of insulating barrier is mixed homogeneously with the first propellant, place under 27～35 DEG C of environment
10～15 hours, obtain insulation layered material；First propellant accounts for the 13～17% of insulation layered material gross weight；
B, according to formula ratio, each component of restrictive coating is mixed homogeneously with the second propellant, place under 27～33 DEG C of environment
13～17 hours, obtain sheath layered material；Second propellant accounts for the 14～17% of sheath layered material gross weight；
The first propellant or the second propellant employed in this step is：In 200# aviation gasoline, toluene, petroleum ether
One or more；
(2) make conductive core line with the stranded circular copper wire of pipe twisting machine；Made in battery core line external pushing extruding machine extrusion step (1)
Standby insulation layered material, makes insulating barrier；Extrusion temperature is 260-360 DEG C；
(3) wire for obtaining step (2) carries out Split Down, the wire periphery braid shielded line layer after Split Down；In shielding
Sheath layered material prepared by line layer external pushing extruding machine extrusion step (1), makes restrictive coating；Extrusion temperature is 260-360 DEG C；
(4) wire obtained by baking step (3), the temperature of the drying is less than 180 DEG C；
(5) wire after drying is sintered, the temperature of the sintering is 340～380 DEG C, is incubated 3.5～4.5h；Cold
But to being less than 260 DEG C, fluoropolymer electric wire is obtained.
Compared to existing technology, the beneficial effects of the present invention is：
1st, the present invention obtains a kind of corrosion-resistant aging-resistant by carrying out compounding the materials such as ETFE, fluoropolymer, FEP
Cable；The cable also has high temperature resistant, low temperature resistant, anti abrasive feature；Meanwhile, also have that dielectric loss is little, transmission performance is high,
Oil resistant, solvent resistance are good, with excellent anti-flammability, the advantages of higher mechanical strength.
Specific embodiment
Below, in conjunction with specific embodiment, the present invention is described further：
Embodiment 1
A kind of fluoropolymer electric wire, including battery core line, insulating barrier, shielding line layer, restrictive coating；The insulating barrier cladding
In the outer wall of conductor, shielding line layer is coated on the outer wall of insulating barrier, and restrictive coating is coated on the outer wall of shielding line layer；The restrictive coating
Including following each component by weight：
The insulating barrier includes following each component by weight：
The preparation method of the fluoropolymer electric wire, comprises the following steps：
(1) dispensing：
A, according to formula ratio, each component of insulating barrier being mixed homogeneously with the first propellant, 10 is placed under 27 DEG C of environment little
When, obtain insulation layered material；First propellant accounts for the 13% of insulation layered material gross weight；
B, according to formula ratio, each component of restrictive coating is mixed homogeneously with the second propellant, place under 27～33 DEG C of environment
13 hours, obtain sheath layered material；Second propellant accounts for the 14% of sheath layered material gross weight；
(2) make conductive core line with the stranded circular copper wire of pipe twisting machine；Made in battery core line external pushing extruding machine extrusion step (1)
Standby insulation layered material, makes insulating barrier；Extrusion temperature is 260-360 DEG C；
(3) wire for obtaining step (2) carries out Split Down, the wire periphery braid shielded line layer after Split Down；In shielding
Sheath layered material prepared by line layer external pushing extruding machine extrusion step (1), makes restrictive coating；Extrusion temperature is 260-360 DEG C；
(4) wire obtained by baking step (3), the temperature of the drying is less than 180 DEG C；
(5) wire after drying is sintered, the temperature of the sintering is 340 DEG C, is incubated 3.5h；It is cooled to and is less than
260 DEG C, obtain fluoropolymer electric wire.
Embodiment 2
A kind of fluoropolymer electric wire, including battery core line, insulating barrier, shielding line layer, restrictive coating；The insulating barrier cladding
In the outer wall of conductor, shielding line layer is coated on the outer wall of insulating barrier, and restrictive coating is coated on the outer wall of shielding line layer；The restrictive coating
Including following each component by weight：
The insulating barrier includes following each component by weight：
The preparation method of the fluoropolymer electric wire, comprises the following steps：
(1) dispensing：
A, according to formula ratio, each component of insulating barrier being mixed homogeneously with the first propellant, 15 is placed under 35 DEG C of environment little
When, obtain insulation layered material；First propellant accounts for the 17% of insulation layered material gross weight；
B, according to formula ratio, each component of restrictive coating is mixed homogeneously with the second propellant, place 13 under 33 DEG C of environment～
17 hours, obtain sheath layered material；Second propellant accounts for the 17% of sheath layered material gross weight；
(2) make conductive core line with the stranded circular copper wire of pipe twisting machine；Made in battery core line external pushing extruding machine extrusion step (1)
Standby insulation layered material, makes insulating barrier；Extrusion temperature is 260-360 DEG C；
(3) wire for obtaining step (2) carries out Split Down, the wire periphery braid shielded line layer after Split Down；In shielding
Sheath layered material prepared by line layer external pushing extruding machine extrusion step (1), makes restrictive coating；Extrusion temperature is 260-360 DEG C；
(4) wire obtained by baking step (3), the temperature of the drying is less than 180 DEG C；
(5) wire after drying is sintered, the temperature of the sintering is 380 DEG C, is incubated 4.5h；It is cooled to and is less than
260 DEG C, obtain fluoropolymer electric wire.
Embodiment 3
A kind of fluoropolymer electric wire, including battery core line, insulating barrier, shielding line layer, restrictive coating；The insulating barrier cladding
In the outer wall of conductor, shielding line layer is coated on the outer wall of insulating barrier, and restrictive coating is coated on the outer wall of shielding line layer；The restrictive coating
Including following each component by weight：
The insulating barrier includes following each component by weight：
The preparation method of the fluoropolymer electric wire, comprises the following steps：
(1) dispensing：
A, according to formula ratio, each component of insulating barrier being mixed homogeneously with the first propellant, 12 is placed under 31 DEG C of environment little
When, obtain insulation layered material；First propellant accounts for the 15% of insulation layered material gross weight；
B, according to formula ratio, each component of restrictive coating being mixed homogeneously with the second propellant, 16 is placed under 29 DEG C of environment little
When, obtain sheath layered material；Second propellant accounts for the 16% of sheath layered material gross weight；
(2) make conductive core line with the stranded circular copper wire of pipe twisting machine；Made in battery core line external pushing extruding machine extrusion step (1)
Standby insulation layered material, makes insulating barrier；Extrusion temperature is 260-360 DEG C；
(3) wire for obtaining step (2) carries out Split Down, the wire periphery braid shielded line layer after Split Down；In shielding
Sheath layered material prepared by line layer external pushing extruding machine extrusion step (1), makes restrictive coating；Extrusion temperature is 260-360 DEG C；
(4) wire obtained by baking step (3), the temperature of the drying is less than 180 DEG C；(5) wire after drying is entered
Row sintering, the temperature of the sintering is 360 DEG C, is incubated 4h；It is cooled to less than 260 DEG C, obtains fluoropolymer electric wire.
Embodiment 4
A kind of fluoropolymer electric wire, including battery core line, insulating barrier, shielding line layer, restrictive coating；The insulating barrier cladding
In the outer wall of conductor, shielding line layer is coated on the outer wall of insulating barrier, and restrictive coating is coated on the outer wall of shielding line layer；The restrictive coating
Including following each component by weight：
The insulating barrier includes following each component by weight：
The preparation method of the fluoropolymer electric wire, comprises the following steps：
(1) dispensing：
A, according to formula ratio, each component of insulating barrier being mixed homogeneously with the first propellant, 14 is placed under 28 DEG C of environment little
When, obtain insulation layered material；First propellant accounts for the 14% of insulation layered material gross weight；
B, according to formula ratio, each component of restrictive coating being mixed homogeneously with the second propellant, 17 is placed under 29 DEG C of environment little
When, obtain sheath layered material；Second propellant accounts for the 16% of sheath layered material gross weight；
(2) make conductive core line with the stranded circular copper wire of pipe twisting machine；Made in battery core line external pushing extruding machine extrusion step (1)
Standby insulation layered material, makes insulating barrier；Extrusion temperature is 260-360 DEG C；
(3) wire for obtaining step (2) carries out Split Down, the wire periphery braid shielded line layer after Split Down；In shielding
Sheath layered material prepared by line layer external pushing extruding machine extrusion step (1), makes restrictive coating；Extrusion temperature is 260-360 DEG C；
(4) wire obtained by baking step (3), the temperature of the drying is less than 180 DEG C；
(5) wire after drying is sintered, the temperature of the sintering is 370 DEG C, is incubated 3.5h；It is cooled to and is less than
260 DEG C, obtain fluoropolymer electric wire.
Embodiment 5
A kind of fluoropolymer electric wire, including battery core line, insulating barrier, shielding line layer, restrictive coating；The insulating barrier cladding
In the outer wall of conductor, shielding line layer is coated on the outer wall of insulating barrier, and restrictive coating is coated on the outer wall of shielding line layer；The restrictive coating
Including following each component by weight：
The insulating barrier includes following each component by weight：
The preparation method of the fluoropolymer electric wire, comprises the following steps：
(1) dispensing：
A, according to formula ratio, each component of insulating barrier is mixed homogeneously with the first propellant, place 10 under 33 DEG C of environment～
15 hours, obtain insulation layered material；First propellant accounts for the 16% of insulation layered material gross weight；
B, according to formula ratio, each component of restrictive coating being mixed homogeneously with the second propellant, 14 is placed under 31 DEG C of environment little
When, obtain sheath layered material；Second propellant accounts for the 15% of sheath layered material gross weight；
(2) make conductive core line with the stranded circular copper wire of pipe twisting machine；Made in battery core line external pushing extruding machine extrusion step (1)
Standby insulation layered material, makes insulating barrier；Extrusion temperature is 260-360 DEG C；
(3) wire for obtaining step (2) carries out Split Down, the wire periphery braid shielded line layer after Split Down；In shielding
Sheath layered material prepared by line layer external pushing extruding machine extrusion step (1), makes restrictive coating；Extrusion temperature is 260-360 DEG C；
(4) wire obtained by baking step (3), the temperature of the drying is less than 180 DEG C；
(5) wire after drying is sintered, the temperature of the sintering is 380 DEG C, is incubated 3.5h；It is cooled to and is less than
260 DEG C, obtain fluoropolymer electric wire.
Checking embodiment
The fluoropolymer electric wire prepared by embodiment 1～5 is chosen, tension is carried out to the wire cable insulating layer strong
The projects such as degree, elongation at break, heat ageing after-drawing strength retention, anti-flammability are detected, as a result as shown in table 1 below.
Table 1, the properties testing result of 1～5 electric wire of embodiment
For a person skilled in the art, technical scheme that can be as described above and design, make other each
Plant corresponding change and deform, and all these changes and deforms the protection model that should all belong to the claims in the present invention
Within enclosing.
Claims (10)
1. a kind of fluoropolymer electric wire, it is characterised in that including battery core line, insulating barrier, shielding line layer, restrictive coating；Described exhausted
Edge layer is coated on the outer wall of conductor, and shielding line layer is coated on the outer wall of insulating barrier, and restrictive coating is coated on the outer wall of shielding line layer；Institute
Stating restrictive coating includes following each component by weight：
2. fluoropolymer electric wire according to claim 1, it is characterised in that：The insulating barrier is included as follows by weight
Each component of part meter：
3. fluoropolymer electric wire according to claim 1 and 2, it is characterised in that：The acid absorbent is the first acid
One kind in absorbent, magnesium oxide, magnesium hydroxide；First acid absorbent is by Tissuemat E and 4,4 '-thiobiss (tertiary fourth of 6-
Base -3- methylphenol) composition.
4. fluoropolymer electric wire according to claim 3, it is characterised in that：First acid absorbent is by polyethylene
Wax and 4,4 '-thiobiss (the 6- tert-butyl group -3- methylphenol) by weight 1:1 mixture is formed.
5. fluoropolymer electric wire according to claim 1 and 2, it is characterised in that：The cross-linking agent is triallyl
Isonitrile urea acid fat or triallyl nitrile urea acid fat.
6. fluoropolymer electric wire according to claim 1, it is characterised in that：The antioxidant is the tertiary fourth of 2,6- bis-
Base phenol, 4,4'- thiobiss (the 6- tert-butyl group -3- methylphenol), four [β-(3,5- di-tert-butyl-hydroxy phenyl) propanoic acid] seasons penta
One kind in four alcohol esters.
7. fluoropolymer electric wire according to claim 2, it is characterised in that：The copper resistant agent is N- bigcatkin willow amino neighbour
Benzene diimine or N, N '-bis- [β (3,5- bis- tertiary factory's base -4- hydroxy phenyl) propionyl] hydrazines.
8. fluoropolymer electric wire according to claim 2, it is characterised in that：The restrictive coating is included as follows by weight
Each component of part meter：
The insulating barrier includes following each component by weight：
9. fluoropolymer electric wire according to claim 8, it is characterised in that：The restrictive coating is included as follows by weight
Each component of part meter：
The insulating barrier includes following each component by weight：
10. a kind of preparation method of fluoropolymer electric wire as claimed in claim 2, it is characterised in that including following step
Suddenly：
(1) dispensing：
A, according to formula ratio, each component of insulating barrier is mixed homogeneously with the first propellant, place 10 under 27～35 DEG C of environment～
15 hours, obtain insulation layered material；First propellant accounts for the 13～17% of insulation layered material gross weight；
B, according to formula ratio, each component of restrictive coating is mixed homogeneously with the second propellant, place 13 under 27～33 DEG C of environment～
17 hours, obtain sheath layered material；Second propellant accounts for the 14～17% of sheath layered material gross weight；
(2) make conductive core line with the stranded circular copper wire of pipe twisting machine；Prepared by battery core line external pushing extruding machine extrusion step (1)
Insulation layered material, makes insulating barrier；Extrusion temperature is 260-360 DEG C；
(3) wire for obtaining step (2) carries out Split Down, the wire periphery braid shielded line layer after Split Down；In shielding line layer
Sheath layered material prepared by external pushing extruding machine extrusion step (1), makes restrictive coating；Extrusion temperature is 260-360 DEG C；
(4) wire obtained by baking step (3), the temperature of the drying is less than 180 DEG C；
(5) wire after drying is sintered, the temperature of the sintering is 340～380 DEG C, is incubated 3.5～4.5h；It is cooled to
Less than 260 DEG C, fluoropolymer electric wire is obtained.
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| CN201611139482.4A CN106448846A (en) | 2016-12-12 | 2016-12-12 | Fluoropolymer wire and cable and preparation thereof |
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| CN201611139482.4A CN106448846A (en) | 2016-12-12 | 2016-12-12 | Fluoropolymer wire and cable and preparation thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107186904A (en) * | 2017-06-14 | 2017-09-22 | 合肥博创机械制造有限公司 | A kind of Novel wire cable insulating barrier preparation method |
| CN108735330A (en) * | 2018-05-17 | 2018-11-02 | 合肥民众亿兴软件开发有限公司 | A kind of novel communication cable material and preparation method thereof |
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