CN112194859A - Wear-resistant and rolling-resistant cable sheath material - Google Patents
Wear-resistant and rolling-resistant cable sheath material Download PDFInfo
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- CN112194859A CN112194859A CN202011016070.8A CN202011016070A CN112194859A CN 112194859 A CN112194859 A CN 112194859A CN 202011016070 A CN202011016070 A CN 202011016070A CN 112194859 A CN112194859 A CN 112194859A
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- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
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- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/08—Ingredients agglomerated by treatment with a binding agent
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- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/10—Encapsulated ingredients
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—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
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Insulated Conductors (AREA)
Abstract
The invention provides a wear-resistant and rolling-resistant cable sheath material which is characterized by being prepared from the following raw materials in parts by weight: 756F stabilizer 3-8 parts, 1010 antioxidant 1-3 parts, HC-14 flame retardant 1-3 parts, LC2R carbon black 1-3 parts, US70 resin powder 50-80 parts, TOTM plasticizer 20-40 parts, light calcium carbonate superfine coating powder 10-50 parts. The light calcium carbonate superfine coating powder has micron-sized particle size and is prepared from 1-3 parts of polyethylene wax, 10-15 parts of CCR603 light calcium carbonate and 1-3 parts of epoxidized soybean oil by a mechanical mixing method. According to the invention, the inorganic filler light calcium carbonate is coated by using the polyethylene wax and the epoxidized soybean oil, so that the compatibility and the dispersibility between the light calcium carbonate and the resin matrix of the sheathed cable material are increased, and the wear resistance and the rolling resistance of the cable sheath material are effectively improved.
Description
Technical Field
The invention relates to the technical field of materials, in particular to a wear-resistant and rolling-resistant cable sheath material.
Background
Polyvinyl chloride is one of the most widely used plastics in the world, has low price, excellent corrosion resistance and electrical insulation, particularly has flame-retardant self-extinguishing property, so that the polyvinyl chloride is widely applied to the production of cable materials, plays an important role in insulating and protecting materials of wires and cables for a long time, and is widely applied to insulating and protecting materials of various wires and cables. However, with the rapid development of national economy, cables are widely used in various power stations, such as nuclear power stations and thermal power stations, as well as various fields, such as subway stations, power plants, high-rise buildings, military facilities, and oil platforms, and the service environment of the cables is complex, so that the requirements on the quality and the function of the cables are higher and higher. At present, the existing cable sheath material is difficult to meet the use requirements in some fields in the aspect of wear resistance, and in the use process, because the environment that the cable suffers is complex, the cable surface is easily abraded, and after the cable is abraded, a structural layer or even a conductor in the cable is easily exposed outside, so that potential safety hazards exist, and electric shock is extremely easily caused.
The invention aims to provide a wear-resistant and rolling-resistant cable sheath material, which improves the wear resistance of the existing polyethylene cable sheath material and prolongs the service life of a cable.
Disclosure of Invention
The invention provides a wear-resistant and rolling-resistant cable sheath material which is prepared from the following raw materials in parts by weight: 756F stabilizer 3-8 parts, 1010 antioxidant 1-3 parts, HC-14 flame retardant 1-3 parts, LC2R carbon black 1-3 parts, US70 resin powder 50-80 parts, TOTM plasticizer 20-40 parts.
Furthermore, in order to improve the wear resistance and rolling resistance of the cable sheath material, the raw material also contains 10-50 parts of light calcium carbonate superfine coating powder.
Furthermore, in order to improve the dispersibility of the light calcium carbonate superfine coating powder in the cable sheath material and further improve the wear resistance and rolling resistance of the cable sheath material, the particle size of the light calcium carbonate superfine coating powder is micron-sized.
Further, in order to improve the compatibility of the light calcium carbonate superfine coating powder and the cable sheath material and further improve the wear resistance and rolling resistance of the cable sheath material, the light calcium carbonate superfine coating powder is prepared from 1-3 parts of polyethylene wax, 10-15 parts of CCR603 light calcium carbonate and 1-3 parts of epoxidized soybean oil by a mechanical mixing method.
According to another aspect of the invention, a preparation method of a wear-resistant and rolling-resistant cable sheath material is provided, which is characterized by comprising the following steps: (1) weighing the components according to the formula of any cable material, and then adding the components into a mixer to be uniformly mixed; (2) directly feeding the uniformly stirred raw materials into a double-screw material making machine for extrusion material making, and uniformly dividing the heating temperature of each section of the double-screw material making machine from 120 plus 160 ℃ according to the number of the heating sections; (3) and drying the finished product of the extruded material to obtain the wear-resistant and rolling-resistant cable sheath material.
The invention has the beneficial effects that:
according to the invention, the inorganic filler light calcium carbonate is coated by using the polyethylene wax and the epoxidized soybean oil, so that the compatibility and the dispersibility between the light calcium carbonate and the resin matrix of the sheathed cable material are increased, and the wear resistance and the rolling resistance of the cable sheath material are effectively improved.
Detailed Description
The present invention is described in further detail below with reference to specific examples, which are not to be construed as limiting the scope of the invention as claimed.
Example one
And mixing 3 parts of polyethylene wax, 10 parts of CCR603 light calcium carbonate and 3 parts of epoxidized soybean oil, and uniformly mixing by using a ball milling method to obtain the light calcium carbonate superfine coating powder.
A wear-resistant and rolling-resistant cable sheath material is prepared from the following raw materials in parts by weight: 756F stabilizer 6 parts, 1010 antioxidant 3 parts, HC-14 flame retardant 2 parts, LC2R carbon black 2 parts, US70 resin powder 60 parts, TOTM plasticizer 30 parts and light calcium carbonate superfine coating powder 30 parts.
Example two
And mixing 3 parts of polyethylene wax, 10 parts of CCR603 light calcium carbonate and 3 parts of epoxidized soybean oil, and uniformly mixing by using a ball milling method to obtain the light calcium carbonate superfine coating powder.
A wear-resistant and rolling-resistant cable sheath material is prepared from the following raw materials in parts by weight: 756F stabilizer 6 parts, 1010 antioxidant 3 parts, HC-14 flame retardant 2 parts, LC2R carbon black 2 parts, US70 resin powder 60 parts, TOTM plasticizer 30 parts and light calcium carbonate superfine coating powder 50 parts.
EXAMPLE III
And mixing 3 parts of polyethylene wax, 10 parts of CCR603 light calcium carbonate and 3 parts of epoxidized soybean oil, and uniformly mixing by using a ball milling method to obtain the light calcium carbonate superfine coating powder.
A wear-resistant and rolling-resistant cable sheath material is prepared from the following raw materials in parts by weight: 756F stabilizer 6 parts, 1010 antioxidant 3 parts, HC-14 flame retardant 2 parts, LC2R carbon black 2 parts, US70 resin powder 60 parts, TOTM plasticizer 30 parts and light calcium carbonate superfine coating powder 10 parts.
Example four
And mixing 3 parts of polyethylene wax, 15 parts of CCR603 light calcium carbonate and 3 parts of epoxidized soybean oil, and uniformly mixing by using a ball milling method to obtain the light calcium carbonate superfine coating powder.
A wear-resistant and rolling-resistant cable sheath material is prepared from the following raw materials in parts by weight: 756F stabilizer 6 parts, 1010 antioxidant 3 parts, HC-14 flame retardant 2 parts, LC2R carbon black 2 parts, US70 resin powder 60 parts, TOTM plasticizer 30 parts and light calcium carbonate superfine coating powder 30 parts.
Preparation of cable material
Weighing the components according to the formula shown in the first to fourth examples, and then adding the components into a mixer to be uniformly mixed; directly feeding the uniformly stirred mixture into a double-screw material making machine for extrusion material making, and uniformly dividing the heating temperature of each section of the double-screw material making machine from 120 plus 160 ℃ according to the number of the heating sections; and drying the finished product of the extruded material to obtain the cable sheath material 1 to the cable sheath material 4.
Performance testing
Aging resistance: the measurement is carried out according to the method specified in GB/T16422.2-2014, the radiation light source filtering mode adopts the mode A, after the total irradiation energy is not less than 7.0X 103MJ/m2 light aging test, the appearance is observed, and the bending strength change is measured.
And (3) flame retardant test: according to the VW-1 horizontal burning test specified by UL2556, after 5 times of flame application and 15s in the horizontal burning test, the burning is continued for no more than 60 s; the extended portion of the indicator burns no more than 25% and no burning particles or droplets should be emitted to ignite the torch, wedge or cotton bed at the bottom of the test cell.
And (3) wear resistance test: fixing the sample on a wear-resistant tester, using 1/2-grade (medium-grade) carborundum cloth as a grinding surface, applying 3.3 +/-0.1N tensile force on the tail end of the sample, and observing whether a copper conductor layer or a shielding layer appears after the sample is ground for 5,000 times.
And (3) rolling resistance test: the crush resistance test was performed according to method 1 of UL2556, the sample was placed between a flat steel plate and a steel core shaft nose and crushed, 890 ± 0.1N pressure was applied to the sample, and it was observed whether a copper conductor layer or a shielding layer was present after the sample was continuously crushed for 7 hours.
And (3) low-temperature test: the test was carried out according to the low-temperature bending test at-35 ℃ specified in UL2556, and it was observed whether the specimen was cracked.
And (3) testing the insulation resistance: the insulation (insulation resistance: M.OMEGA.KM) of the cable was measured by an insulation resistance tester.
The test results of the above-described cable materials 1 to 4 are shown in table 1 below.
TABLE 1
Based on the experimental data, the scheme of the embodiment of the invention can greatly improve the wear resistance and rolling resistance of the cable sheath material without influencing other service performances of the electric wire and the cable.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The wear-resistant and rolling-resistant cable sheath material is characterized by being prepared from the following raw materials in parts by weight: 756F stabilizer 3-8 parts, 1010 antioxidant 1-3 parts, HC-14 flame retardant 1-3 parts, LC2R carbon black 1-3 parts, US70 resin powder 50-80 parts, TOTM plasticizer 20-40 parts.
2. The wear-resistant and rolling-resistant cable sheath material as claimed in claim 1, wherein the material further comprises 10-50 parts of light calcium carbonate ultrafine coating powder.
3. The wear-resistant and crush-resistant cable sheath material as claimed in claim 2, wherein the light calcium carbonate ultrafine coating powder has a micron-sized particle size.
4. The wear-resistant and rolling-resistant cable sheath material as claimed in claim 3, wherein the light calcium carbonate superfine coating powder is prepared from 1-3 parts of polyethylene wax, 10-15 parts of CCR603 light calcium carbonate and 1-3 parts of epoxidized soybean oil by a mechanical mixing method.
5. The preparation method of the wear-resistant and rolling-resistant cable sheath material is characterized by comprising the following steps: (1) weighing the components of the formula according to any one of claims 1 to 4, adding the components into a mixer, and uniformly mixing; (2) directly feeding the uniformly stirred raw materials into a double-screw material making machine for extrusion material making, and uniformly dividing the heating temperature of each section of the double-screw material making machine from 120 plus 160 ℃ according to the number of the heating sections; (3) and drying the finished product of the extruded material to obtain the wear-resistant and rolling-resistant cable sheath material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011016070.8A CN112194859A (en) | 2020-09-24 | 2020-09-24 | Wear-resistant and rolling-resistant cable sheath material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011016070.8A CN112194859A (en) | 2020-09-24 | 2020-09-24 | Wear-resistant and rolling-resistant cable sheath material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112194859A true CN112194859A (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011016070.8A Pending CN112194859A (en) | 2020-09-24 | 2020-09-24 | Wear-resistant and rolling-resistant cable sheath material |
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| Country | Link |
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| CN (1) | CN112194859A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103849085A (en) * | 2014-03-06 | 2014-06-11 | 宁波唯尔电器有限公司 | Anti-rolling compaction sheathing compound and preparation method thereof |
| CN103871579A (en) * | 2014-03-06 | 2014-06-18 | 宁波唯尔电器有限公司 | Rolling-compaction-resisting electric cable |
| CN104262829A (en) * | 2014-09-09 | 2015-01-07 | 镇江中佳电器有限公司 | Rolling-resistant cable material and preparation method thereof |
| CN109082041A (en) * | 2018-08-21 | 2018-12-25 | 镇江中佳电器有限公司 | A kind of wear-resisting rolling resistance CABLE MATERIALS |
-
2020
- 2020-09-24 CN CN202011016070.8A patent/CN112194859A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103849085A (en) * | 2014-03-06 | 2014-06-11 | 宁波唯尔电器有限公司 | Anti-rolling compaction sheathing compound and preparation method thereof |
| CN103871579A (en) * | 2014-03-06 | 2014-06-18 | 宁波唯尔电器有限公司 | Rolling-compaction-resisting electric cable |
| CN104262829A (en) * | 2014-09-09 | 2015-01-07 | 镇江中佳电器有限公司 | Rolling-resistant cable material and preparation method thereof |
| CN109082041A (en) * | 2018-08-21 | 2018-12-25 | 镇江中佳电器有限公司 | A kind of wear-resisting rolling resistance CABLE MATERIALS |
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Application publication date: 20210108 |