CN111234412A - Environment-friendly 90-DEG C high-flexibility PVC (polyvinyl chloride) insulating material for charging pile cables and preparation method thereof - Google Patents
Environment-friendly 90-DEG C high-flexibility PVC (polyvinyl chloride) insulating material for charging pile cables and preparation method thereof Download PDFInfo
- Publication number
- CN111234412A CN111234412A CN202010145351.7A CN202010145351A CN111234412A CN 111234412 A CN111234412 A CN 111234412A CN 202010145351 A CN202010145351 A CN 202010145351A CN 111234412 A CN111234412 A CN 111234412A
- Authority
- CN
- China
- Prior art keywords
- flexibility
- friendly
- environment
- insulating material
- charging pile
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- 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
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Organic Insulating Materials (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses an environment-friendly 90 ℃ high-flexibility PVC insulating material for charging pile cables and a preparation method thereof, wherein the 90 ℃ high-flexibility PVC insulating material comprises the following raw material components: polyvinyl chloride resin a: 50-80 parts; polyvinyl chloride resin B: 20-50 parts of a solvent; a stabilizer: 5-12 parts of a solvent; and (3) a plasticizer A: 20-30 parts of a solvent; and (3) a plasticizer B: 10-20 parts; flexibility improver A: 2-5 parts; a flexibility improver B: 6-10 parts of a solvent; antioxidant A: 0.5-1.5 parts; and (3) antioxidant B: 0.5-1.5 parts; and lubricant A: 0.2-0.8 part; and lubricant B: 0.2-0.8 part; and lubricant C: 0.2-0.8 part; electrical property enhancer a: 6-10 parts of a solvent; electrical property enhancer B: 6-10 parts of a solvent; forming agent: 1-3 parts; nano mineral filler: 40-70 parts of a binder; the parts are parts by weight. The high-flexibility PVC insulating material at 90 ℃ has the advantages that the flexibility is remarkably improved; the extrusion die has the advantages of high-speed extrusion, smooth and fine extrusion surface and the like; the raw material components are cheap and easy to obtain, and the material cost is reduced; the preparation method is simple and easy to operate.
Description
Technical Field
The invention relates to an environment-friendly 90 ℃ high-flexibility PVC insulating material for a charging pile cable and a preparation method thereof, belonging to the field of cable materials.
Background
The state indicates that China will gradually quit fuel automobiles in 2030 years and comprehensively push out new energy automobiles before 2040 years, and the new energy automobiles will become the leading factor in the future. With the vigorous development of new energy automobiles, the corresponding automobile wire harnesses are also developed in a blowout manner. However, the PVC insulating material for the low-voltage automobile wire harness corresponding to the automobile wire harness has uneven quality, low processing speed, difficulty in meeting the technical requirements of international standards and higher price.
Disclosure of Invention
The invention provides an environment-friendly 90 ℃ high-flexibility PVC insulating material for a charging pile cable and a preparation method thereof, and aims to improve the flexibility and the processability of the environment-friendly 90 ℃ PVC insulating material for the conventional charging pile cable, improve the product quality and reduce the material cost.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a fill electric pile high flexibility PVC insulation material of environment-friendly 90 ℃ for cable, includes the following raw materials according to weight ratio:
the difference between the polymerization degree of the polyvinyl chloride resin A and the polymerization degree of the polyvinyl chloride resin B is not less than 200; the plasticizer A is phthalate, and the plasticizer B is terephthalate; the flexibility improver A is stearate; the flexibility improver B is maleic anhydride grafted ethylene-vinyl acetate copolymer; the antioxidant A is a mixture of hindered phenol antioxidant and phosphite antioxidant; the antioxidant B is bisphenol A; the lubricant A is a saturated hydrocarbon lubricant, the lubricant B is a fatty acid lubricant, and the lubricant C is a fatty acid salt lubricant; the electrical property reinforcing agent A is modified calcined argil; the electrical property reinforcing agent B is modified chlorinated polyethylene.
The EVA grafted by maleic anhydride promotes the blending of PVC and EVA, increases the compatibility of the system, forms an intricate 'sea-island' structure, and enables the formula system to show larger flexibility and toughness; meanwhile, the stearate is used as an internal lubricant of the PVC resin and the EVA net structure, so that the friction force between molecular chains of the net structure is reduced, the molecular forces are twisted and lose rigidity, and the soft hand feeling is shown; through the selection of polyvinyl chloride resins with different polymerization degrees, the mechanical properties of the materials are ensured, and the compatibility and the processability between the materials are improved; the adoption of the composite plasticizer increases the compatibility of the system, improves the processing energy and simultaneously improves the flexibility of the product; the composite antioxidant can better give consideration to the mechanical properties of the product while ensuring the aging resistance of the product.
The preferable model of the modified calcined argil is JD-80A, which is purchased from inorganic metal materials GmbH of Shanxi Jinyang; the preferred type of the modified chlorinated polyethylene is 135A-S, purchased from Hangzhou Koli.
In order to further ensure the processing performance and the mechanical performance of the insulating material, the polymerization degree of the polyvinyl chloride resin A is 1250-1350, preferably S-70 of the plastic, and the polymerization degree of the polyvinyl chloride resin B is 950-1050, preferably S-65 of the plastic.
In order to improve the stability of the material and promote the improvement of the flexibility better, the stabilizer is preferably an environment-friendly calcium zinc stabilizer with the temperature resistance level of 90 ℃. Further preferably 9026 from Changzhou Youjia New materials Co.
In order to further improve the flexibility of the product, better promote the compatibility between materials and improve the processability and stability, the plasticizer A is preferably diisononyl phthalate, which is sold under the English name DINP and is available from Exxon Mobil; plasticizer B is dioctyl terephthalate, the English name DOTP, purchased from Sanmu group of Jiangsu.
In order to improve the flexibility and better take other properties of the product into consideration and ensure the processability of the material, the flexibility improver A is preferably octyl stearate with the purity of 99.5 percent, and is purchased from Carxing China Cork environmental protection science and technology Co.Ltd; the flexibility improver B is a maleic anhydride grafted ethylene-vinyl acetate copolymer (EVA) with the grafting rate of 1-1.5%, and the brand number is as follows: HP 7041, available from DuPont, USA.
In order to further improve the weather resistance of the material, the antioxidant A is a mixture of antioxidant 1010 and antioxidant 168 in equal proportion. Therefore, the ageing resistance of the product is obviously improved, and the mechanical property of the insulating material is improved.
In order to further improve the processing performance of the material, the lubricant A is high-melting-point oxidized polyethylene wax, the softening point is 135-140 ℃, the lubricant B is stearic acid, and the lubricant C is calcium stearate.
The forming agent is preferably a polymer of aromatic metal organic material copolymerized with acrylic ester, and the more preferred product model is WY-55 which is purchased from Jiangsu Aite England high-grade materials Co. Thus, the processing performance and the mechanical property of the product can be better considered.
In order to improve the fineness and the brightness of the product and promote the improvement of the mechanical property, preferably, the nano mineral filler is spherical nano calcium carbonate. The applicant verifies that the spherical nano calcium carbonate applied to the insulating material has a low oil absorption value, greatly improves the mechanical property of the material, and simultaneously improves the fineness and the brightness of the extruded cable material.
The Shore hardness of the environment-friendly 90-DEG C high-flexibility PVC insulating material for the charging pile cable is 87-95A.
The natural color material prepared by the formula can be added with different color master batches according to the requirements of customers.
The preparation method of the environment-friendly 90-DEG C high-flexibility PVC insulating material for the charging pile cable comprises the following steps of:
(a) adding all the raw material components into a high-speed stirrer, mixing for 5-8 minutes under the conditions of 400-700 revolutions per minute and 90-110 ℃, and when the highest temperature exceeds 110 ℃, automatically opening a discharge valve of the high-speed stirrer, and discharging the mixed materials into a cold mixing kettle to obtain a first mixed material;
(b) feeding the first mixed material obtained in the step (a) into a double-screw extruder of a double-stage granulator set through forced feeding for mixing, wherein the rotating speed of the double-screw extruder is 260-320 revolutions per minute, and the body temperature of the double-screw extruder is 165-175 ℃;
(c) extruding the material obtained in the step (b) by a single screw of a double-stage granulator set to form particles, thus obtaining the environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cable; wherein, two district temperatures of single screw extruder fuselage do in proper order: 110-120 ℃ and 120-130 ℃; the feeding speed of the single-screw extruder is 35-40 rpm.
The environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cable has high processing speed, meets the technical requirements of national standards, and has a price lower than the market price.
The prior art is referred to in the art for techniques not mentioned in the present invention.
The environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cable has the advantages that the flexibility is remarkably improved; the processing performance is excellent, and the extrusion die has the advantages of high-speed extrusion, smooth and fine extrusion surface and the like; the raw material components are cheap and easy to obtain, and the material cost is reduced; the preparation method is simple and easy to operate.
Detailed Description
In order to better understand the present invention, the following examples are further provided to illustrate the present invention, but the present invention is not limited to the following examples.
Table 1 shows the raw material component formula of the environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cable in each embodiment
The environment-friendly 90-DEG C high-flexibility PVC insulating material for the charging pile cables in each example is prepared according to the following method:
(a) weighing PVC resin A, PVC resin B, a stabilizer, a plasticizer A, a plasticizer B, a flexibility improver A, a flexibility improver B, a lubricant A, a lubricant B, a lubricant C, an antioxidant A, an antioxidant B, an electrical property enhancer A, an electrical property enhancer B, a processing aid, a nano mineral filler and other raw materials according to the formula ratio, adding the raw materials into a high-speed stirrer according to the formula ratio, mixing at the temperature of 95-105 ℃ at 500 revolutions per minute, and when the highest temperature exceeds 110 ℃, automatically opening a discharge valve by the high-speed stirrer, and discharging the mixed materials into a cold mixing kettle to obtain a first mixed material;
(b) feeding the first mixed material into a double-screw extruder of a double-stage granulator set through forced feeding for mixing;
(c) extruding the material obtained in the step (b) by a single screw of a double-stage granulator set to form particles, thus obtaining the environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cable; wherein the rotating speed of the double-screw extruder is 300 revolutions per minute; controlling the body of the double-screw extruder at 165-175 ℃; the temperatures of two zones of the single-screw extruder body are as follows in sequence: 110-120 ℃ and 120-130 ℃; the feed rate of the single screw extruder was 38 rpm.
According to the steps, the 90 ℃ high-flexibility PVC insulating material for the environment-friendly charging pile cable in the embodiment 1-2 can be obtained, has the characteristics of high-speed extrusion, smooth and fine extrusion surface and the like, and is subjected to performance test.
TABLE 2 Performance test results of PVC insulation material and conventional PVC insulation material in each example
| Test items | Unit of | Test standard | Example 1 | Example 2 | Conventional PVC insulating material J-90 |
| Original tensile strength | MPa | GB/T 8815 | 19.5 | 20 | 17.4 |
| Initial elongation at break | ％ | GB/T 8815 | 320 | 350 | 270 |
| Post-aging tensile strength | MPa | GB/T 8815 | 19.0 | 19.0 | 16.8 |
| Elongation at break after aging | ％ | GB/T 8815 | 300 | 340 | 250 |
| Heat stable at 200 deg.C | min | GB/T 8815 | 120 | 120 | 80 |
| Low temperature impact embrittlement (-40 ℃ C.) | An | GB/T 5470 | 0 | 0 | 15 |
| Low temperature stretching (-40 ℃ C.) | ％ | GB/T 5470 | 150 | 180 | 60 |
| Volume resistivity at 20 DEG C | Ω·cm | GB/T 1410 | 4.5×1015 | 6×1015 | 8×1014 |
The PVC insulation material of example 1-2 was used in an extruder to produce a finished cable for a charging pile, the specific processing parameters are shown in Table 3.
TABLE 3 phi 65 extruder Process parameters
The cable material produced in example 1-2 was adjusted to 2.5mm2Direct extruding package on wire gaugeAnd insulating to obtain the insulated wire core. The finished product fills electric pile cable test result as follows:
TABLE 4 insulating Properties of the examples and conventional PVC
The aforesaid will this application embodiment 1-2's environment-friendly fills electric pile 90 ℃ high flexibility PVC insulating material for cable, with generally fill electric pile elastomer material for cable on the market and carry out the contrast, can obviously see out, the environment-friendly that this application was prepared fills electric pile 90 ℃ high flexibility PVC insulating material for cable's finished product cable static deflection, the relevant data of winding test and torsion pendulum test all promote to show relatively current product.
Claims (10)
1. The utility model provides a fill electric pile high flexibility PVC insulation material of 90 ℃ of environment-friendly for cable which characterized in that: comprises the following raw materials in percentage by weight:
the difference between the polymerization degree of the polyvinyl chloride resin A and the polymerization degree of the polyvinyl chloride resin B is not less than 200; the plasticizer A is phthalate, and the plasticizer B is terephthalate; the flexibility improver A is stearate; the flexibility improver B is maleic anhydride grafted ethylene-vinyl acetate copolymer; the antioxidant A is a mixture of hindered phenol antioxidant and phosphite antioxidant; the antioxidant B is bisphenol A; the lubricant A is a saturated hydrocarbon lubricant, the lubricant B is a fatty acid lubricant, and the lubricant C is a fatty acid salt lubricant; the electrical property reinforcing agent A is modified calcined argil; the electrical property reinforcing agent B is modified chlorinated polyethylene.
2. The environment-friendly 90 ℃ high-flexibility PVC insulating material for charging pile cables as claimed in claim 1, which is characterized in that: the polymerization degree of the polyvinyl chloride resin A is 1250-1350, and the polymerization degree of the polyvinyl chloride resin B is 950-1050.
3. The environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cables as claimed in claim 1 or 2, which is characterized in that: the stabilizer is an environment-friendly calcium-zinc stabilizer, and the temperature resistance level is 90 ℃.
4. The environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cables as claimed in claim 1 or 2, which is characterized in that: the plasticizer A is diisononyl phthalate; plasticizer B is dioctyl terephthalate.
5. The environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cables as claimed in claim 1 or 2, which is characterized in that: the flexibility improver A is octyl stearate with the purity of 99.5 percent; the flexibility improver B is a maleic anhydride grafted ethylene-vinyl acetate copolymer with the grafting rate of 1-1.5%.
6. The environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cables as claimed in claim 1 or 2, which is characterized in that: the antioxidant A is a mixture of antioxidant 1010 and antioxidant 168 in equal proportion.
7. The environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cables as claimed in claim 1 or 2, which is characterized in that: the lubricant A is high-melting-point oxidized polyethylene wax with a softening point of 135-140 ℃; lubricant B is stearic acid; and the lubricant C is calcium stearate.
8. The environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cables as claimed in claim 1 or 2, which is characterized in that: the forming agent is a polymer obtained by copolymerizing aromatic metal organic materials and acrylic ester; the nano mineral filler is spherical nano calcium carbonate.
9. The environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cables as claimed in claim 1 or 2, which is characterized in that: the Shore hardness is 87-95A.
10. The preparation method of the environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cable as claimed in any one of claims 1 to 9, which is characterized by comprising the following steps: comprises the following steps that:
(a) adding all the raw material components into a high-speed stirrer, and mixing for 5-8 minutes at the temperature of 90-110 ℃ at the speed of 400-700 revolutions per minute to obtain a first mixed material;
(b) feeding the first mixed material obtained in the step (a) into a double-screw extruder of a double-stage granulator set through forced feeding for mixing, wherein the rotating speed of the double-screw extruder is 260-320 revolutions per minute, and the temperature of the machine body is 165-175 ℃;
(c) extruding the material obtained in the step (b) by a single screw of a double-stage granulator set to form particles, thus obtaining the environment-friendly 90 ℃ high-flexibility PVC insulating material for the charging pile cable; wherein, two district temperatures of single screw extruder fuselage do in proper order: 110-120 ℃ and 120-130 ℃; the feeding speed of the single-screw extruder is 35-40 rpm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010145351.7A CN111234412A (en) | 2020-03-05 | 2020-03-05 | Environment-friendly 90-DEG C high-flexibility PVC (polyvinyl chloride) insulating material for charging pile cables and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010145351.7A CN111234412A (en) | 2020-03-05 | 2020-03-05 | Environment-friendly 90-DEG C high-flexibility PVC (polyvinyl chloride) insulating material for charging pile cables and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111234412A true CN111234412A (en) | 2020-06-05 |
Family
ID=70880161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010145351.7A Pending CN111234412A (en) | 2020-03-05 | 2020-03-05 | Environment-friendly 90-DEG C high-flexibility PVC (polyvinyl chloride) insulating material for charging pile cables and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111234412A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111978662A (en) * | 2020-08-26 | 2020-11-24 | 安徽天虹电缆有限公司 | Low-temperature-resistant high-strength cable material and cable thereof |
| CN112552621A (en) * | 2020-12-28 | 2021-03-26 | 宜宾海丰和锐有限公司 | Wear-resistant and impact-resistant cable material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110358223A (en) * | 2019-08-01 | 2019-10-22 | 江苏上上电缆集团有限公司 | A kind of high bright 90 DEG C of flexible PVCs jacketed cable material and preparation method thereof |
| CN110819041A (en) * | 2019-11-28 | 2020-02-21 | 江苏上上电缆集团新材料有限公司 | Environment-friendly 105 ℃ high-speed extruded PVC insulating material for low-voltage automobile wire and preparation method thereof |
| CN111978662A (en) * | 2020-08-26 | 2020-11-24 | 安徽天虹电缆有限公司 | Low-temperature-resistant high-strength cable material and cable thereof |
-
2020
- 2020-03-05 CN CN202010145351.7A patent/CN111234412A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110358223A (en) * | 2019-08-01 | 2019-10-22 | 江苏上上电缆集团有限公司 | A kind of high bright 90 DEG C of flexible PVCs jacketed cable material and preparation method thereof |
| CN110819041A (en) * | 2019-11-28 | 2020-02-21 | 江苏上上电缆集团新材料有限公司 | Environment-friendly 105 ℃ high-speed extruded PVC insulating material for low-voltage automobile wire and preparation method thereof |
| CN111978662A (en) * | 2020-08-26 | 2020-11-24 | 安徽天虹电缆有限公司 | Low-temperature-resistant high-strength cable material and cable thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111978662A (en) * | 2020-08-26 | 2020-11-24 | 安徽天虹电缆有限公司 | Low-temperature-resistant high-strength cable material and cable thereof |
| CN111978662B (en) * | 2020-08-26 | 2022-01-04 | 安徽天虹电缆有限公司 | Low-temperature-resistant high-strength cable material and cable thereof |
| CN112552621A (en) * | 2020-12-28 | 2021-03-26 | 宜宾海丰和锐有限公司 | Wear-resistant and impact-resistant cable material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106496757B (en) | A kind of resistance to 150 DEG C are exempted to irradiate oil-resistant low-smoke halogen-free flame-retardant cable material of polyolefin and preparation method thereof | |
| CN107556645B (en) | Elastomer insulation coating material for charging pile cable and preparation method thereof | |
| CN102985481A (en) | Flexible PVC compositions made with plasticizers derived from renewable sources | |
| CN103351478A (en) | A replacement plasticizer system for phthalate-plasticized formulations | |
| CN103205070A (en) | Cold-resistant oilproof flame-retardant PVC (Polyvinyl Chloride) cable material and preparation method thereof | |
| CN111234412A (en) | Environment-friendly 90-DEG C high-flexibility PVC (polyvinyl chloride) insulating material for charging pile cables and preparation method thereof | |
| CN101982495A (en) | Preparation process, product and application of new plastic | |
| CN1760258A (en) | Flexible vinyl dedicated to wire and cable | |
| CN106009449A (en) | High temperature-resistant oil-resistant thermoplastic vulcanizate and preparation method thereof | |
| CN112552621B (en) | Wear-resistant and impact-resistant cable material and preparation method thereof | |
| CN106947184A (en) | A kind of environment-friendly type high- and low-temperature resistance oil-resistant polyvinyl chloride cable jacket material | |
| CN1223628C (en) | Silicon alkyl cross bonding polyethylene fire-retardancy insulating plastics | |
| CN105385065A (en) | Polyvinyl chloride/polyurethane alloy cable material and preparation method thereof | |
| KR20150058296A (en) | Strippable semiconducting shield compositions | |
| CN113943465A (en) | Environment-friendly 125 ℃ high-wear-resistance long-service-life thin-wall PVC insulating material for automobile wire | |
| CN102177202A (en) | Semiconducting composition for electric cables | |
| CN115181354A (en) | Cross-linked high-flame-retardant polyethylene cable sheath material and preparation method thereof | |
| CN111234413A (en) | Environment-friendly 90-DEG C charging pile cable PVC/TPEE elastomer sheath material and preparation method thereof | |
| CN110819041B (en) | Environment-friendly 105 ℃ high-speed extruded PVC (polyvinyl chloride) insulating material for low-voltage automobile lines and preparation method thereof | |
| CN116675937B (en) | Aging-resistant insulating polyvinyl chloride elastomer composition and preparation method and application thereof | |
| CN112143124A (en) | Polyvinyl chloride composite cable insulating material and preparation method and application thereof | |
| CN103545045B (en) | A kind of High-voltage cable structure with strippable semi-conductive external shield material | |
| CN102372886B (en) | For the crosslinkable polymer mixture of the shell of cable and wire | |
| CN105008444A (en) | Synergistic blends of calcium carbonate and calcined clay | |
| CN114921036B (en) | High-low temperature resistant polyvinyl chloride alloy elastomer polymer and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |