CN105542359A - Soft and low-temperature resisting cable sheath material and preparing method thereof - Google Patents
Soft and low-temperature resisting cable sheath material and preparing method thereof Download PDFInfo
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- CN105542359A CN105542359A CN201610152419.8A CN201610152419A CN105542359A CN 105542359 A CN105542359 A CN 105542359A CN 201610152419 A CN201610152419 A CN 201610152419A CN 105542359 A CN105542359 A CN 105542359A
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- cable sheath
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Classifications
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- 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
- H01B3/44—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 vinyl resins; acrylic resins
- H01B3/443—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 vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds
-
- 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
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- 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
-
- 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
-
- 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
Abstract
The invention discloses a soft and low-temperature resisting cable sheath material. The soft and low-temperature resisting cable sheath material is prepared from, by weight, 40-60 parts of polyvinyl chloride, 15-30 parts of polychloroprene, 8-15 parts of ethylene-chlorotrifluoroethylene copolymer, 3-8 parts of polyether polyol, 4-10 parts of a surfactant, 15-30 parts of a plasticizer, 10-20 parts of a nanometer additive and 3-5 parts of white oil. The invention discloses a preparing method of the soft and low-temperature resisting cable sheath material at the same time. According to the soft and low-temperature resisting cable sheath material, a scientific and reasonable formula is obtained through multiple times of experiments and trials, and thus the prepared sheath material has good flexibility, good low-temperature resistance and good flexibility under the low-temperature freezing condition. The sheath material also has the good physical and mechanical properties, good electric insulation performance, good fire resistance, good anti-ageing performance and good abrasion resistance, and the low-temperature resistance of electric wires and cables is greatly improved compared with that of existing plastic sheath cables.
Description
Technical field
The present invention relates to cable work material technical field, chlorosulfonated polyethylene sheath material that the modification white mica being specifically related to a kind of cable external application strengthens and preparation method thereof.
Background technology
Electric wire is the carrier that power transmission and information are transmitted, and is widely used in industry, civilian electricity consumption facility.Electric wire is used in different environment or occasion, requires different, and this just proposes higher requirement to the cable sheath be coated on outside cable.The major function of cable sheath is that unlikely the suffering of cable that mechanically and electrically upper protection is transmitted can make it lose the various situations of transfer function.Cable sheath must in installation, continuing completes this defencive function with the whole service life of cable is interim.Within the service life phase of cable, sheath must protect cable core not make moist and other pollute, and the degree of protection will make the loop performance in cable core keep normal, once too much moisture or other pollutents enter cable core, transmission performance will severe exacerbation.This just requires that cable sheath possesses higher physical strength, inner toughness, in case produce cracking or damaged under rugged environment, causes cable transmit not normal or produce potential safety hazard.
The use of the electric wire in daily life needs to possess good snappiness, existing daily electric wire generally can keep certain snappiness, but then easily there is the phenomenons such as stress cracking, sclerosis, low temperature brittleness when using at a lower temperature and apply, often cause fault in various degree to occur, affect the normal productive life of people to a certain extent.
Summary of the invention
Not enough for prior art, the invention provides low temperature resistant, sheath material that snappiness is good of a kind of cable external application and preparation method thereof.
The technical scheme that the present invention solves the problems of the technologies described above employing is: the cable sheath material that a kind of softness is low temperature resistant, comprises the raw material of following parts by weight: polyvinyl chloride 40 ~ 60 parts, sovprene 15 ~ 30 parts, ethylene-chlorotrifluoro-ethylene copolymer 8 ~ 15 parts, polyether polyol 3 ~ 8 parts, 4 ~ 10 parts, tensio-active agent, 15 ~ 30 parts, softening agent, nanometer additive 10 ~ 20 parts, white oil 3 ~ 5 parts;
As preferably, described softening agent is the mixture of hexanaphthene 1,2-dioctyl phthalate two (2-propyl group heptan) ester, dibutoxyethyl adipate, diisobutyl ester of nylon acids, and its mass parts ratio is 3 ~ 4:1 ~ 3:1;
As preferably, described nanometer additive is the mixture of nano-grade hydroxy apatite powder and nano silicon, and its mass parts ratio is 2 ~ 3:1 ~ 2;
As preferably, described tensio-active agent is one or more in glycerine, polyoxyethylene 20 sorbitan monostearate.
Further, the cable sheath material that described a kind of softness is low temperature resistant, comprises the raw material of following parts by weight: polyvinyl chloride 50 parts, sovprene 22 parts, ethylene-chlorotrifluoro-ethylene copolymer 11 parts, polyether polyol 6 parts, 7 parts, tensio-active agent, 22 parts, softening agent, nanometer additive 15 parts, white oil 4 parts;
As preferably, described softening agent is the mixture of hexanaphthene 1,2-dioctyl phthalate two (2-propyl group heptan) ester, dibutoxyethyl adipate, diisobutyl ester of nylon acids, and its mass parts is than being 7:4:2; Described nanometer additive is the mixture of nano-grade hydroxy apatite powder and nano silicon, and its mass parts is than being 5:3; Described tensio-active agent is the mixture of glycerine, polyoxyethylene 20 sorbitan monostearate.
Further, the preparation method of the cable sheath material that described a kind of softness is low temperature resistant, can adopt following methods: first, be on the waiting list raw material by described parts by weight; Then pre-mixing under the raw material normal temperature be on the waiting list is even, mixing 3 ~ 5min at temperature 80 ~ 90 DEG C, and then the 10 ~ 15min that plasticates at 145 ~ 155 DEG C, discharging obtains uniform pellet finished product.
Compared with prior art, the advantage that the present invention possesses: cable sheath material provided by the invention is attempted obtaining scientific and reasonable formula through test of many times, the sheath material obtained is made to possess excellent snappiness, lower temperature resistance and the snappiness under cryogenic freezing condition, cable jacket material of the present invention possesses good physical and mechanical properties, resistance to electrical insulating property, flame retardant resistance, ageing-resistant performance and wear resistance simultaneously, and the more existing polymer jacket cables of the resistance to low temperature of electric wire is improved largely.
Embodiment
Below in conjunction with specific embodiment, the present invention is described further.
Embodiment 1: the cable sheath material that a kind of softness is low temperature resistant, comprises the raw material of following parts by weight: polyvinyl chloride 50 parts, sovprene 22 parts, ethylene-chlorotrifluoro-ethylene copolymer 11 parts, polyether polyol 6 parts, 7 parts, tensio-active agent, 22 parts, softening agent, nanometer additive 15 parts, white oil 4 parts;
Described softening agent is the mixture of hexanaphthene 1,2-dioctyl phthalate two (2-propyl group heptan) ester, dibutoxyethyl adipate, diisobutyl ester of nylon acids, and its mass parts is than being 7:4:2; Described nanometer additive is the mixture of nano-grade hydroxy apatite powder and nano silicon, and its mass parts is than being 5:3; Described tensio-active agent is the mixture of glycerine, polyoxyethylene 20 sorbitan monostearate.
Embodiment 2: the cable sheath material that a kind of softness is low temperature resistant, comprises the raw material of following parts by weight: polyvinyl chloride 40 parts, sovprene 15 parts, ethylene-chlorotrifluoro-ethylene copolymer 8 parts, polyether polyol 3 parts, 4 parts, tensio-active agent, 15 parts, softening agent, nanometer additive 10 parts, white oil 3 parts;
Described softening agent is the mixture of hexanaphthene 1,2-dioctyl phthalate two (2-propyl group heptan) ester, dibutoxyethyl adipate, diisobutyl ester of nylon acids, and its mass parts is than being 3:1:1; Described nanometer additive is the mixture of nano-grade hydroxy apatite powder and nano silicon, and its mass parts is than being 2:1; Described tensio-active agent is glycerine.
Embodiment 3: the cable sheath material that a kind of softness is low temperature resistant, comprises the raw material of following parts by weight: polyvinyl chloride 60 parts, sovprene 30 parts, ethylene-chlorotrifluoro-ethylene copolymer 15 parts, polyether polyol 8 parts, 10 parts, tensio-active agent, 30 parts, softening agent, nanometer additive 20 parts, white oil 5 parts;
Described softening agent is the mixture of hexanaphthene 1,2-dioctyl phthalate two (2-propyl group heptan) ester, dibutoxyethyl adipate, diisobutyl ester of nylon acids, and its mass parts is than being 4:3:1; Described nanometer additive is the mixture of nano-grade hydroxy apatite powder and nano silicon, and its mass parts is than being 3:2; Described tensio-active agent is the mixture of and polyoxyethylene 20 sorbitan monostearate.
Embodiment 4: the cable sheath material that a kind of softness is low temperature resistant, comprises the raw material of following parts by weight: polyvinyl chloride 40 parts, sovprene 30 parts, ethylene-chlorotrifluoro-ethylene copolymer 8 parts, polyether polyol 8 parts, 4 parts, tensio-active agent, 30 parts, softening agent, nanometer additive 10 parts, white oil 5 parts;
Described softening agent is the mixture of hexanaphthene 1,2-dioctyl phthalate two (2-propyl group heptan) ester, dibutoxyethyl adipate, diisobutyl ester of nylon acids, and its mass parts is than being 3:3:1; Described nanometer additive is the mixture of nano-grade hydroxy apatite powder and nano silicon, and its mass parts is than being 1:1; Described tensio-active agent is polyoxyethylene 20 sorbitan monostearate.
Embodiment 5: the cable sheath material that a kind of softness is low temperature resistant, comprises the raw material of following parts by weight: polyvinyl chloride 45 parts, sovprene 20 parts, ethylene-chlorotrifluoro-ethylene copolymer 10 parts, polyether polyol 7 parts, 5 parts, tensio-active agent, 25 parts, softening agent, nanometer additive 12 parts, white oil 4 parts;
Described softening agent is the mixture of hexanaphthene 1,2-dioctyl phthalate two (2-propyl group heptan) ester, dibutoxyethyl adipate, diisobutyl ester of nylon acids, and its mass parts is than being 7:3:2; Described nanometer additive is the mixture of nano-grade hydroxy apatite powder and nano silicon, and its mass parts is than being 4:3; Described tensio-active agent is the mixture of glycerine and.
The preparation method of the cable sheath material that a kind of softness described in embodiment 1-5 is low temperature resistant, comprises the following steps: first, is on the waiting list raw material by described parts by weight; Then pre-mixing under the raw material normal temperature be on the waiting list is even, mixing 4min at temperature 85 DEG C, and then the 12min that plasticates at 150 DEG C, discharging obtains uniform pellet finished product.
The cable sheath material of embodiment 1-5 gained is carried out performance test, and concrete outcome is as shown in the table:
| Performance | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Common PVC sheath |
| Impact embrittlement temperature DEG C | -31 | -28 | -32 | -27 | -30 | -20 |
| 20 DEG C of volume specific resistance Ω m | 5.4×10 10 | 6.8×10 10 | 5.0×10 10 | 4.7×10 10 | 5.2×10 10 | 2.2×10 8 |
| Change in dielectric constant rate (1-14d) % | 3.1 | 3.7 | 3.4 | 2.8 | 3.3 | 9.1 |
| Elongation at break % | 317 | 301 | 312 | 292 | 320 | 195 |
| Tearing toughness kN/m | 10.3 | 9.8 | 9.6 | 10.0 | 10.2 | 5.6 |
| Tensile strength MPa | 23.3 | 22.5 | 21.7 | 22.8 | 23.4 | 16.2 |
Claims (3)
1. the cable sheath material that a softness is low temperature resistant, it is characterized in that, comprise the raw material of following parts by weight: polyvinyl chloride 40 ~ 60 parts, sovprene 15 ~ 30 parts, ethylene-chlorotrifluoro-ethylene copolymer 8 ~ 15 parts, polyether polyol 3 ~ 8 parts, 4 ~ 10 parts, tensio-active agent, 15 ~ 30 parts, softening agent, nanometer additive 10 ~ 20 parts, white oil 3 ~ 5 parts;
Described softening agent is the mixture of hexanaphthene 1,2-dioctyl phthalate two (2-propyl group heptan) ester, dibutoxyethyl adipate, diisobutyl ester of nylon acids, and its mass parts ratio is 3 ~ 4:1 ~ 3:1;
Described nanometer additive is the mixture of nano-grade hydroxy apatite powder and nano silicon, and its mass parts ratio is 2 ~ 3:1 ~ 2;
Described tensio-active agent is one or more in glycerine, polyoxyethylene 20 sorbitan monostearate.
2. the cable sheath material that a kind of softness according to claim 1 is low temperature resistant, it is characterized in that, comprise the raw material of following parts by weight: polyvinyl chloride 50 parts, sovprene 22 parts, ethylene-chlorotrifluoro-ethylene copolymer 11 parts, polyether polyol 6 parts, 7 parts, tensio-active agent, 22 parts, softening agent, nanometer additive 15 parts, white oil 4 parts;
Described softening agent is the mixture of hexanaphthene 1,2-dioctyl phthalate two (2-propyl group heptan) ester, dibutoxyethyl adipate, diisobutyl ester of nylon acids, and its mass parts is than being 7:4:2; Described nanometer additive is the mixture of nano-grade hydroxy apatite powder and nano silicon, and its mass parts is than being 5:3; Described tensio-active agent is the mixture of glycerine, polyoxyethylene 20 sorbitan monostearate.
3. the preparation method of the cable sheath material that a kind of softness described in claim 1 or 2 is low temperature resistant, is characterized in that, comprise the following steps: first, be on the waiting list raw material by described parts by weight; Then pre-mixing under the raw material normal temperature be on the waiting list is even, mixing 3 ~ 5min at temperature 80 ~ 90 DEG C, and then the 10 ~ 15min that plasticates at 145 ~ 155 DEG C, discharging obtains uniform pellet finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610152419.8A CN105542359A (en) | 2016-03-17 | 2016-03-17 | Soft and low-temperature resisting cable sheath material and preparing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610152419.8A CN105542359A (en) | 2016-03-17 | 2016-03-17 | Soft and low-temperature resisting cable sheath material and preparing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105542359A true CN105542359A (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610152419.8A Withdrawn CN105542359A (en) | 2016-03-17 | 2016-03-17 | Soft and low-temperature resisting cable sheath material and preparing method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107312261A (en) * | 2017-06-20 | 2017-11-03 | 安徽瑞侃电缆科技有限公司 | A kind of polyvinyl chloride cable sheathing compound for automotive wire bundle |
| CN108976536A (en) * | 2018-06-22 | 2018-12-11 | 安徽旺达铜业发展有限公司 | A kind of high heat resistance rdaiation resistant cable protective cover material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103524949A (en) * | 2013-10-29 | 2014-01-22 | 绿宝电缆（集团）有限公司 | Modified polyvinyl chloride cable sheath material with low-temperature impact resistance |
| CN103554753A (en) * | 2013-10-29 | 2014-02-05 | 绿宝电缆（集团）有限公司 | Flexible oil-proof modified polyvinyl chloride (PVC) cable sheath material |
| CN103589102A (en) * | 2013-10-29 | 2014-02-19 | 绿宝电缆（集团）有限公司 | Pliable tough cold-resistant anti-aging modified acrylate rubber cable material |
-
2016
- 2016-03-17 CN CN201610152419.8A patent/CN105542359A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103524949A (en) * | 2013-10-29 | 2014-01-22 | 绿宝电缆（集团）有限公司 | Modified polyvinyl chloride cable sheath material with low-temperature impact resistance |
| CN103554753A (en) * | 2013-10-29 | 2014-02-05 | 绿宝电缆（集团）有限公司 | Flexible oil-proof modified polyvinyl chloride (PVC) cable sheath material |
| CN103589102A (en) * | 2013-10-29 | 2014-02-19 | 绿宝电缆（集团）有限公司 | Pliable tough cold-resistant anti-aging modified acrylate rubber cable material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107312261A (en) * | 2017-06-20 | 2017-11-03 | 安徽瑞侃电缆科技有限公司 | A kind of polyvinyl chloride cable sheathing compound for automotive wire bundle |
| CN108976536A (en) * | 2018-06-22 | 2018-12-11 | 安徽旺达铜业发展有限公司 | A kind of high heat resistance rdaiation resistant cable protective cover material |
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Application publication date: 20160504 |