CN107880433A - A kind of PVC modified cable material and preparation method thereof - Google Patents
A kind of PVC modified cable material and preparation method thereof Download PDFInfo
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- CN107880433A CN107880433A CN201711047343.3A CN201711047343A CN107880433A CN 107880433 A CN107880433 A CN 107880433A CN 201711047343 A CN201711047343 A CN 201711047343A CN 107880433 A CN107880433 A CN 107880433A
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- cable material
- modified cable
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- polyvinyl chloride
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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
-
- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
Abstract
The invention discloses a kind of PVC modified cable material and preparation method thereof, the material is prepared including following parts by weight raw material：10 18 parts of ceramic particle, 0.001 0.003 parts of graphene, 12 15 parts of modifying agent, 30 45 parts of polyvinyl fluoride, 50 65 parts of polyvinyl chloride, 0.3 0.8 parts of coupling agent, 0.3 0.5 parts of crosslinking agent；Ceramic particle Jing Guo modification is added in polyvinyl chloride and carried out mixed and modified, the significant anti-wear performance for improving polyvinyl chloride, and preferable processability is remained, the pvc material is used for the restrictive coating of cable, service life of the cable in high abrasion environment can be dramatically increased.
Description
Technical field
The present invention relates to cable material field, and in particular to a kind of PVC modified cable material and preparation method thereof.
Background technology
Cable is to be fabricated to conductor thread core by twisted with one or more wire, then corresponding insulation is imposed on conductor
Layer, the wire that outside is wrapped sealing sheath and formed, is mainly made up of core, insulating barrier, screen layer and restrictive coating.Cable has
Take ground and space is few；Power supply safety is reliable, and electric shock possibility is small；Be advantageous to improve the power factor of power system；Operation,
Maintenance work is simple and convenient；Be advantageous to beautifying city, there is many advantages, such as confidentiality, in being widely used in living and producing
Every field.The effect of the coat layer of power cable is intrusion of the sealing protection cable from introduced contaminants and moisture, prevents that external force is straight
Connect damage cable insulation.Cable cover(ing) layer material not only requires good airproof performance, anti-corrosive properties height, high mechanical strength, good flame resistance,
Should also have certain wearability.
Pvc material is one of main material of the coat layer of power cable, although polyvinyl chloride wearing-resistant is preferable, is used for
After the coat layer of power cable, cable is also not suitable for using for a long time in high abrasion environment.Therefore, a variety of change is employed in the prior art
Property method improves the wearability of pvc material, such as：Wear-resisting inorganic material is added, polyvinyl chloride is crosslinked, joined
The methods of miscellaneous wear resistant resin material, but because the specific aim difference or polyvinyl chloride polymerization degree of raw material selection are not controlled,
Either the pvc material wearability for causing to obtain does not reach requirement, or wearability height but poor in processability, is unfavorable for cable
Processing of restrictive coating etc., the production and application of such cable are had a strong impact on.
The content of the invention
It is an object of the invention to overcome the defects of being currently used for the coat layer of power cable pvc material wearability deficiency, carry
For a kind of PVC modified cable material and preparation method thereof；Ceramic particle Jing Guo modification is added to poly- by the present invention
In vinyl chloride and carry out mixed and modified, significantly improve the anti-wear performance of polyvinyl chloride, and remain preferable processability, will
The pvc material is used for the restrictive coating of cable, can dramatically increase service life of the cable in high abrasion environment.
In order to realize foregoing invention purpose, the invention provides a kind of PVC modified cable material, including it is following heavy
Amount part raw material are prepared：The ceramic particle, the graphene of 0.001-0.003 parts of 10-18 parts, the modifying agent of 12-15 parts,
The polyvinyl fluoride of 30-45 parts, the polyvinyl chloride of 50-65 parts, the coupling agent of 0.3-0.8 parts, the crosslinking agent of 0.3-0.5 parts.
A kind of PVC modified cable material of the present invention, polyvinyl chloride wearing-resistant can be increased according to ceramic particle and crosslinking
General principle, not only by targetedly screening modifying agent, coupling agent and the species of crosslinking agent, come improve ceramic particle with it is poly-
Compatibility between vinyl chloride, make ceramic particle more preferable to the wearability humidification of polyvinyl chloride, also by controlling polychlorostyrene second
The degree of polymerization of alkene makes the modified pvc material reach optimum balance relation between wearability and processability, so that
Obtained pvc material also complies with the processing prepared required for the coat layer of power cable under conditions of with excellent wearability
Property, so as to largely produce the longer cable of the service life in high abrasion environment.
A kind of above-mentioned PVC modified cable material, wherein graphene can act synergistically with ceramic particle, in unobvious
On the premise of influenceing pvc material electrical property, the wearability of pvc material is dramatically increased；The amount of graphene needs to control
System is in prescribed limit, and dosage is excessive, and pvc material resistivity is greatly reduced, and insulating properties reduces, and is not suitable for cable
Restrictive coating；Dosage is very few, small to pvc material wearability increasing action, action effect unobvious；Preferably, described stone
Black alkene dosage is 0.002 part.
A kind of above-mentioned PVC modified cable material, wherein, described ceramic particle particle diameter is 0.01-2 μm；Ceramics
Grain particle diameter is smaller, and dispersiveness is poorer, the humidification of polyvinyl chloride wearing-resistant is reduced, ceramic particle particle diameter is bigger, in polychlorostyrene
Compatibility is poorer in ethene phase, interfacial separation easily occurs, influences the wearability of pvc material；Preferably, described pottery
Porcelain grain diameter is 0.1-1 μm；Most preferably, described ceramic particle particle diameter is 0.3-0.6 μm.
Wherein, it is preferred that described ceramic particle is one kind in silicon oxide ceramics, silicon nitride ceramics, silicon carbide ceramics
It is or a variety of；The ceramic particle is more preferable with the compatibility of polyvinyl chloride in the presence of plurality of raw materials, to the wearability of polyvinyl chloride
Humidification is optimal.
A kind of above-mentioned PVC modified cable material, wherein, described modifying agent is Tissuemat E and EP rubbers group
Into mixture；Described modifying agent had both improved the compatibility of ceramic particle and polyvinyl chloride, moreover it is possible to increases material wear ability；It is excellent
Choosing, the ratio between amount of material of Tissuemat E and EP rubbers is 1 ︰ 2 in described modifying agent.
A kind of above-mentioned PVC modified cable material, wherein, the degree of polymerization of polyvinyl fluoride is bigger, and what is obtained after crosslinking is poly-
Vinyl chloride wearability is poorer, and processability is better, and the polymer of polyvinyl fluoride is smaller, then polyacrylic acid wearability is better after being crosslinked,
Processability is poorer, therefore, selects the rational polyvinyl fluoride degree of polymerization, is the important means for balancing wearability and processability.It is described
The polyvinyl fluoride degree of polymerization be 230-360；Preferably, the degree of polymerization of described polyvinyl fluoride is 260-320；Optimal, it is described
Polyvinyl fluoride the degree of polymerization be 300；By preferred, obtained polyvinyl chloride both has excellent wearability, it may have preferably
Processability, be suitable for preparing the coat layer of power cable.
Wherein, described polyvinyl chloride polymerization degree is 1200-1800；Preferably, the degree of polymerization of the polyvinyl chloride is
1400-1600；Most preferably, the degree of polymerization of described polyvinyl chloride is 1500；By preferred, obtained polyvinyl chloride both had
Excellent wearability, it may have preferable processability, be suitable for preparing the coat layer of power cable.
A kind of above-mentioned PVC modified cable material, wherein, described coupling agent is vinyl silicane coupling agent；Ethene
Base silane coupling agent can increase the compatibility between ceramic particle and pvc material, improve the performance of pvc material.
Wherein, described crosslinking agent is cumyl peroxide, and the crosslinking agent can not only be by the polychlorostyrene second of different polymerization degree
Alkene and polyvinyl fluoride are suitably crosslinked, and improve the wearability of pvc material, moreover it is possible to improve the compatibility with ceramic particle, increase
Ceramic particle forms synergistic function to the modifying function of polyvinyl chloride with ceramic particle.
A kind of above-mentioned PVC modified cable material, wherein, its raw material also includes dispersant, plasticizer, antistatic
One or more in agent, coloring agent, brightener；Above-mentioned auxiliary agent can improve the processability of PVC modified cable material,
Increase the effect such as its feature, so as to improve its applicability.
In order to realize foregoing invention purpose, further, the invention provides a kind of PVC modified cable material
Preparation method, comprise the following steps：
（1）Ceramic particle is handled with coupling agent；
（2）Ceramic particle Jing Guo coupling agent treatment is subjected to cladding processing with modifying agent；
（3）Extruder is used after ceramic particle after cladding is well mixed with graphene, polyvinyl fluoride, polyvinyl chloride, crosslinking agent
Extruded, obtain PVC modified cable material.
A kind of preparation method of PVC modified cable material of the present invention, first carries out crosslinking Treatment to ceramic particle, increases
Add its compatibility with high polymer material, then ceramic particle is coated with modifying agent, finally enter with raw materials such as polyvinyl chloride
Row mixing, makes ceramic particle be dispersed in cross-linked polrvinyl chloride, forms the modification that stability is good, wearability is good, processability is good and gathers
Vinyl chloride material；The preparation method is simple and reliable, is suitable for extensive, the industrial metaplasia of PVC modified cable material
Production.
Compared with prior art, beneficial effects of the present invention：
1st, graphene can act synergistically with ceramic particle in the PVC modified cable material of the present invention, not appreciably affect polychlorostyrene
On the premise of vinyl material electrical property, the wearability of pvc material is dramatically increased.
2nd, the PVC modified cable material of the present invention targetedly screens the species of modifying agent, coupling agent and crosslinking agent,
To improve the compatibility between ceramic particle and polyvinyl chloride, make ceramic particle to the wearability humidification of polyvinyl chloride more
It is good.
3rd, the PVC modified cable material of the present invention passes through the polychlorostyrene that controls the degree of polymerization of polyvinyl chloride to make modified
Vinyl material reaches optimum balance relation between wearability and processability, so as to get pvc material with excellent
Under conditions of wearability, the processability prepared required for the coat layer of power cable is also complied with.
4th, preparation method of the present invention is simple, reliable, is adapted to extensive, the industrial metaplasia of PVC modified cable material
Production.
Embodiment
With reference to test example and embodiment, the present invention is described in further detail.But this should not be understood
Following embodiment is only limitted to for the scope of the above-mentioned theme of the present invention, it is all that this is belonged to based on the technology that present invention is realized
The scope of invention.
Embodiment 1
（1）The silicon oxide ceramics that 15 parts of particle diameter is 0.3 μm are handled with 0.5 part of vinyl silicane coupling agent；
（2）Silicon oxide ceramics Jing Guo coupling agent treatment are carried out at cladding with 4 parts of Tissuemat E and 8 parts of EP rubbers
Reason；
（3）By the silicon oxide ceramics after cladding and 0.002 part of graphene, polyvinyl fluoride that 38 parts of the degree of polymerization is 300,58 parts
Extruded, gathered with extruder after polyvinyl chloride that the degree of polymerization is 1500,0.4 part of cumyl peroxide are well mixed
Vinyl chloride is modified cable material.
Embodiment 2
（1）The silicon nitride ceramics that 10 parts of particle diameter is 0.6 μm is handled with 0.3 part of vinyl silicane coupling agent；
（2）Silicon nitride ceramics Jing Guo coupling agent treatment is carried out at cladding with 5 parts of Tissuemat E and 10 parts of EP rubbers
Reason；
（3）By the silicon nitride ceramics after cladding and 0.001 part of graphene, polyvinyl fluoride that 30 parts of the degree of polymerization is 230,50 parts
Extruded after polyvinyl chloride that the degree of polymerization is 1200,0.3 cumyl peroxide are well mixed with extruder, obtain polychlorostyrene
Ethylene modified cable material.
Embodiment 3
（1）The silicon carbide ceramics that 18 parts of particle diameter is 3 μm is handled with 0.8 part of vinyl silicane coupling agent；
（2）Silicon carbide ceramics Jing Guo coupling agent treatment is carried out at cladding with 4 parts of Tissuemat E and 9 parts of EP rubbers
Reason；
（3）By the silicon carbide ceramics after cladding and 0.003 part of graphene, polyvinyl fluoride that 45 parts of the degree of polymerization is 360,65 parts
Extruded, gathered with extruder after polyvinyl chloride that the degree of polymerization is 1800,0.5 part of cumyl peroxide are well mixed
Vinyl chloride is modified cable material.
Comparative example 1
（1）The silicon oxide ceramics that 15 parts of particle diameter is 0.3 μm are handled with 0.5 part of vinyl silicane coupling agent；
（2）Silicon oxide ceramics Jing Guo coupling agent treatment are carried out at cladding with 4 parts of Tissuemat E and 8 parts of EP rubbers
Reason；
（3）It is 1500 by polyvinyl fluoride that the silicon oxide ceramics after cladding and 38 parts of the degree of polymerization are 300,58 parts of the degree of polymerization
Extruded after polyvinyl chloride, 0.4 part of cumyl peroxide are well mixed with extruder, obtain PVC modified cable
Material.
Comparative example 2
（1）The silicon oxide ceramics that 15 parts of particle diameter is 0.3 μm are handled with 0.5 part of vinyl silicane coupling agent；
（2）By the silicon oxide ceramics Jing Guo coupling agent treatment and 0.002 part of graphene, the poly- fluorine second that 20 parts of the degree of polymerization is 300
Squeezed after alkene, the polyvinyl chloride that 55 parts of the degree of polymerization is 1500,0.4 part of cumyl peroxide are well mixed with extruder
Go out, obtain PVC modified cable material.
Comparative example 3
（1）The silicon oxide ceramics that 15 parts of particle diameter is 0.3 μm are handled with 0.5 part of vinyl silicane coupling agent；
（2）Silicon oxide ceramics Jing Guo coupling agent treatment are carried out at cladding with 4 parts of Tissuemat E and 8 parts of EP rubbers
Reason；
（3）By the silicon oxide ceramics after cladding and 0.002 part of graphene, polyvinyl fluoride that 38 parts of the degree of polymerization is 200,58 parts
Extruded, gathered with extruder after polyvinyl chloride that the degree of polymerization is 1000,0.4 part of cumyl peroxide are well mixed
Vinyl chloride is modified cable material.
Comparative example 4
（1）The silicon oxide ceramics that 15 parts of particle diameter is 0.3 μm are handled with 0.5 part of vinyl silicane coupling agent；
（2）Silicon oxide ceramics Jing Guo coupling agent treatment are carried out at cladding with 4 parts of Tissuemat E and 8 parts of EP rubbers
Reason；
（3）By the silicon oxide ceramics after cladding and 0.002 part of graphene, polyvinyl fluoride that 38 parts of the degree of polymerization is 300,58 parts
Extruded, gathered with extruder after polyvinyl chloride that the degree of polymerization is 2000,0.4 part of cumyl peroxide are well mixed
Vinyl chloride is modified cable material.
Comparative example 5
（1）The silicon oxide ceramics that 15 parts of particle diameter is 0.3 μm are handled with 0.5 part of vinyl silicane coupling agent；
（2）Silicon oxide ceramics Jing Guo coupling agent treatment are carried out at cladding with 4 parts of Tissuemat E and 8 parts of EP rubbers
Reason；
（3）By the silicon oxide ceramics after cladding and 0.002 part of graphene, polyvinyl fluoride that 38 parts of the degree of polymerization is 300,58 parts
The degree of polymerization be 1500 polyvinyl chloride, 0.4 part of cumyl peroxide silane mixture it is uniform after extruded with extruder, obtain
To PVC modified cable material.
By the PVC modified cable material in above-described embodiment 1-3 and comparative example 1-5, performance detection is carried out（It is wear-resisting
Performance test：By GB3960-1983 standard testings, experiment power is 200N, rotating speed 200r/min, wearing- in period 2h.）, note
It is as follows to record data：
| Performance | Wear extent（g） | Processability |
| Embodiment 1 | 0.048 | +++ |
| Embodiment 2 | 0.052 | +++ |
| Embodiment 3 | 0.054 | +++ |
| Comparative example 1 | 0.103 | +++ |
| Comparative example 2 | 0.094 | ++ |
| Comparative example 3 | 0.053 | ++ |
| Comparative example 4 | 0.081 | ++++ |
| Comparative example 5 | 0.097 | ++ |
Note："+" is more, illustrates that performance is better.
Above-mentioned analysis of experimental data is understood, the PVC modified cable material of the invention being prepared in embodiment 1-3
Material, wearability is good, and processability is good；And in comparative example 1, it is not added with graphene, it is impossible to ceramic particle Synergistic, polyvinyl chloride
The wearability of material significantly reduces；Ceramic particle is not coated using modifying agent in comparative example 2, ceramic particle is in polychlorostyrene second
Compatibility poor in alkene, the wearability humidification of polyvinyl chloride is reduced, processability is deteriorated；Polyvinyl fluoride in comparative example 3
The degree of polymerization it is too small, polyvinyl chloride poor fluidity after crosslinking, processability be deteriorated, be unfavorable for being used in the cable；Comparative example 4
The degree of polymerization of middle polyvinyl chloride is big, although processability improves, wearability significantly reduces；Pin of the present invention is not used in comparative example 5
To the crosslinking agent of Sexual behavior mode, the compatibility of cross-linked polrvinyl chloride and ceramic particle reduces, cause pvc material wearability,
Processability reduces.
Claims (10)
1. a kind of PVC modified cable material, it is characterised in that be prepared including following parts by weight raw material：10-18
The ceramic particle of part, the graphene of 0.001-0.003 parts, the modifying agent of 12-15 parts, the polyvinyl fluoride of 30-45 parts, 50-65 parts
Polyvinyl chloride, the coupling agent, the crosslinking agent of 0.3-0.5 parts of 0.3-0.8 parts；Described modifying agent is Tissuemat E and the rubber of second third
The mixture of glue composition；The described polyvinyl fluoride degree of polymerization is 230-360；Described polyvinyl chloride polymerization degree is 1200-1800；
Described coupling agent is vinyl silicane coupling agent；Described crosslinking agent is cumyl peroxide.
2. PVC modified cable material according to claim 1, it is characterised in that described graphene parts by weight are
0.002 part.
3. PVC modified cable material according to claim 1, it is characterised in that described ceramic particle particle diameter is
0.01-2μm。
4. PVC modified cable material according to claim 1, it is characterised in that described ceramic particle is oxidation
One or more in silicon ceramics, silicon nitride ceramics, silicon carbide ceramics.
5. PVC modified cable material according to claim 1, it is characterised in that polyethylene in described modifying agent
The ratio between amount of material of wax and EP rubbers is 1 ︰ 2.
6. PVC modified cable material according to claim 1, it is characterised in that the polymerization of described polyvinyl fluoride
Spend for 260-320.
7. PVC modified cable material according to claim 6, it is characterised in that the polymerization of described polyvinyl fluoride
Spend for 300.
8. PVC modified cable material according to claim 1, it is characterised in that the degree of polymerization of the polyvinyl chloride
For 1400-1600.
9. PVC modified cable material according to claim 8, it is characterised in that the degree of polymerization of the polyvinyl chloride
For 1500.
A kind of 10. preparation method of any one of claim 1-9 PVC modified cable materials, it is characterised in that bag
Include following steps：
（1）Ceramic particle is handled with coupling agent；
（2）Ceramic particle Jing Guo coupling agent treatment is subjected to cladding processing with modifying agent；
（3）Extruder is used after ceramic particle after cladding is well mixed with graphene, polyvinyl fluoride, polyvinyl chloride, crosslinking agent
Extruded, obtain PVC modified cable material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711047343.3A CN107880433A (en) | 2017-10-31 | 2017-10-31 | A kind of PVC modified cable material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711047343.3A CN107880433A (en) | 2017-10-31 | 2017-10-31 | A kind of PVC modified cable material and preparation method thereof |
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| Publication Number | Publication Date |
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| CN107880433A true CN107880433A (en) | 2018-04-06 |
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| CN201711047343.3A Withdrawn CN107880433A (en) | 2017-10-31 | 2017-10-31 | A kind of PVC modified cable material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111320829A (en) * | 2020-04-02 | 2020-06-23 | 汉中木头人科技信息咨询有限公司 | Graphene wear-resistant cable material and preparation method thereof |
-
2017
- 2017-10-31 CN CN201711047343.3A patent/CN107880433A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111320829A (en) * | 2020-04-02 | 2020-06-23 | 汉中木头人科技信息咨询有限公司 | Graphene wear-resistant cable material and preparation method thereof |
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