CN113773574A - B1-grade flame-retardant irradiation crosslinking insulated cable material - Google Patents
B1-grade flame-retardant irradiation crosslinking insulated cable material Download PDFInfo
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- CN113773574A CN113773574A CN202111104109.6A CN202111104109A CN113773574A CN 113773574 A CN113773574 A CN 113773574A CN 202111104109 A CN202111104109 A CN 202111104109A CN 113773574 A CN113773574 A CN 113773574A
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- insulated cable
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- 239000000463 material Substances 0.000 title claims abstract description 34
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 239000003063 flame retardant Substances 0.000 title claims abstract description 29
- 238000004132 cross linking Methods 0.000 title claims abstract description 14
- 239000000945 filler Substances 0.000 claims abstract description 12
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 11
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 9
- -1 polyethylene Polymers 0.000 claims abstract description 8
- 238000002156 mixing Methods 0.000 claims abstract description 6
- IGDLZDCWMRPMGL-UHFFFAOYSA-N 2-ethenylisoindole-1,3-dione Chemical compound C1=CC=C2C(=O)N(C=C)C(=O)C2=C1 IGDLZDCWMRPMGL-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229920001577 copolymer Polymers 0.000 claims abstract description 5
- 239000005038 ethylene vinyl acetate Substances 0.000 claims abstract description 5
- 229920001912 maleic anhydride grafted polyethylene Polymers 0.000 claims abstract description 5
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims abstract description 5
- 239000002994 raw material Substances 0.000 claims abstract description 5
- 229920005989 resin Polymers 0.000 claims abstract description 5
- 239000011347 resin Substances 0.000 claims abstract description 5
- 239000004698 Polyethylene Substances 0.000 claims abstract description 4
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 4
- 229920000573 polyethylene Polymers 0.000 claims abstract description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 8
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 8
- 230000005855 radiation Effects 0.000 claims description 6
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 5
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 4
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 4
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 4
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 4
- 239000000347 magnesium hydroxide Substances 0.000 claims description 4
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 4
- 229910052901 montmorillonite Inorganic materials 0.000 claims description 4
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 claims description 4
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 4
- 239000004408 titanium dioxide Substances 0.000 claims description 4
- GHKOFFNLGXMVNJ-UHFFFAOYSA-N Didodecyl thiobispropanoate Chemical compound CCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCC GHKOFFNLGXMVNJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000003508 Dilauryl thiodipropionate Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 229910001377 aluminum hypophosphite Inorganic materials 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 3
- 235000019304 dilauryl thiodipropionate Nutrition 0.000 claims description 3
- SSDSCDGVMJFTEQ-UHFFFAOYSA-N octadecyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 SSDSCDGVMJFTEQ-UHFFFAOYSA-N 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 10
- 230000032683 aging Effects 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 5
- 238000009413 insulation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- OKOBUGCCXMIKDM-UHFFFAOYSA-N Irganox 1098 Chemical group CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)NCCCCCCNC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 OKOBUGCCXMIKDM-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0853—Vinylacetate
-
- 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
- H01B3/441—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 alkenes
-
- 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
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
-
- 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
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- 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
Landscapes
- 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)
- Compositions Of Macromolecular Compounds (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a B1-grade flame-retardant irradiation crosslinking insulated cable material, which is prepared by mixing and banburying the following raw materials in parts by weight and then granulating by a screw extruder: 60-80 parts of ethylene-vinyl acetate copolymer, 20-40 parts of ethylene-octene copolymer, 10-25 parts of TPU resin, 10-20 parts of maleic anhydride grafted polyethylene, 80-100 parts of flame retardant, 30-50 parts of filler, 6-15 parts of polyethylene wax, 3-8 parts of antioxidant, 4-10 parts of silane coupling agent, 4-8 parts of N-vinyl phthalimide and 2-5 parts of 2-mercaptobenzothiazole. After the B1-grade flame-retardant irradiation crosslinking insulated cable material is aged in air at 135 ℃ for 168h, the change rate of tensile strength is less than 4%, and the change rate of elongation at break is less than 3%, so that the ageing resistance of the insulated cable material is improved, and the service life of the insulated cable material is prolonged.
Description
Technical Field
The invention relates to the technical field of irradiation crosslinking insulation cable materials, in particular to a B1-grade flame-retardant irradiation crosslinking insulation cable material.
Background
With the increasing importance of the country on the fire safety of buildings, the fire protection requirements of engineering building fire protection regulations in China on some crowded places, high-rise buildings and special places are more and more strict, cables arranged in high-rise building shafts with the length of more than 100 meters and less than 250 meters, electric wires obviously laid between refuge floors and refuge rooms, underground buildings with people staying for a long time and cables laid in suspended ceilings and passing through fire-proof areas are definitely specified in the electrical fire protection design regulations of civil buildings, and cables with the combustion performance not lower than B1 level should be selected. The conventional B1-grade insulated cable material has poor mechanical properties due to the addition of the filler.
Disclosure of Invention
The invention aims to provide a B1-grade flame-retardant irradiation crosslinking insulated cable material, wherein after the B1-grade flame-retardant irradiation crosslinking insulated cable material is aged in air at 135 ℃ for 168h, the change rate of tensile strength is less than 4%, and the change rate of elongation at break is less than 3%, so that the ageing resistance and the service life of the insulated cable material are improved.
In order to achieve the purpose, the invention adopts the technical scheme that: a B1-grade flame-retardant irradiation crosslinking insulated cable material is prepared by mixing and banburying the following raw materials in parts by weight and then granulating by a screw extruder:
60-80 parts of ethylene-vinyl acetate copolymer,
20-40 parts of an ethylene-octene copolymer,
10-25 parts of TPU resin,
10-20 parts of maleic anhydride grafted polyethylene,
80-100 parts of a flame retardant,
30-50 parts of a filler,
6-15 parts of polyethylene wax,
3-8 parts of an antioxidant agent,
4-10 parts of a silane coupling agent,
4-8 parts of N-vinyl phthalimide,
2-5 parts of 2-mercaptobenzothiazole.
The technical scheme of further improvement in the technical scheme is as follows:
1. in the scheme, the flame retardant is at least one of aluminum hydroxide, magnesium hydroxide and aluminum hypophosphite.
2. In the above scheme, the filler is at least two of calcium carbonate, talcum powder, titanium dioxide, montmorillonite or white carbon black.
3. In the above aspect, the antioxidant is at least one of dilauryl thiodipropionate, pentaerythritol tetrakis [ β - (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ], N' -bis- (3- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionyl) hexanediamine, and N-octadecyl β - (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the B1-grade flame-retardant irradiation crosslinking insulated cable material is prepared by adding 4-8 parts of N-vinyl phthalimide and 2-5 parts of 2-mercaptobenzothiazole to a composite base material based on 60-80 parts of an ethylene-vinyl acetate copolymer, 20-40 parts of an ethylene-octene copolymer, 10-25 parts of TPU resin and 10-20 parts of maleic anhydride grafted polyethylene, so that after the insulated cable material is aged in air at 135 ℃ for 168 hours, the change rate of tensile strength is less than 4%, the change rate of elongation at break is less than-3%, and the ageing resistance and the service life of the insulated cable material are improved.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the illustrated orientations or positional relationships, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention is further described below with reference to the following examples:
examples 1 to 4: a B1-grade flame-retardant irradiation crosslinking insulated cable material is prepared by mixing and banburying the following raw materials in parts by weight, and then granulating by a screw extruder, and is shown in Table 1:
TABLE 1
In example 1, the flame retardant is aluminum hydroxide, and the filler is calcium carbonate and talc in a weight ratio of 1: 1, said antioxidant is pentaerythritol tetrakis [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ];
in the embodiment 2, the flame retardant is aluminum hypophosphite, and the filler is titanium dioxide and montmorillonite according to the weight ratio of 1: 2, said antioxidant is dilauryl thiodipropionate;
in example 3, the flame retardant is aluminum hydroxide and magnesium hydroxide in a weight ratio of 1: 1, wherein the filler is montmorillonite or white carbon black according to a weight ratio of 1: 1, the antioxidant is n-octadecyl beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate;
in the embodiment 4, the flame retardant is magnesium hydroxide, and the filler is talcum powder and titanium dioxide according to the weight ratio of 2: 1; the antioxidant is N, N' -bis- (3- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionyl) hexamethylenediamine.
A preparation method of the B1-grade flame-retardant radiation crosslinking insulated cable material comprises the following steps:
adding ethylene-vinyl acetate copolymer, ethylene-octene copolymer, TPU resin, maleic anhydride grafted polyethylene, flame retardant, filler, polyethylene wax, antioxidant, silane coupling agent, N-vinyl phthalimide and 2-mercaptobenzothiazole into a high-speed mixer, and stirring to obtain a mixture, wherein the mixing temperature is 40-50 ℃;
step two, putting the mixture obtained in the step one into an internal mixer for banburying, and heating to 140-160 ℃;
thirdly, feeding the internally mixed materials into a double-screw extruder through a connecting conveying rail to obtain plasticized materials;
and step four, putting the plasticized material into a single-screw extruder for granulation to obtain the insulated cable material.
Comparative examples 1 to 2: a B1-grade flame-retardant irradiation crosslinking insulated cable material is prepared by mixing and banburying the following raw materials in parts by weight, and then granulating by a screw extruder, and is shown in Table 2:
TABLE 2
In comparative examples 1 and 2, the flame retardant is aluminum hydroxide, and the filler is calcium carbonate and talcum powder according to the weight ratio of 1: 1 and the antioxidant is pentaerythritol tetrakis [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ].
The comparative example was prepared in the same manner as in the example.
The corresponding properties of the crosslinked insulated cable materials obtained in examples 1 to 4 and comparative examples 1 to 2 are shown in Table 3:
TABLE 3
As shown in the evaluation results of table 3, after aging at 135 ℃ for 168 hours, the B1-grade flame-retardant radiation crosslinked insulating cable material of examples 1 to 4 of the present invention has a tensile strength change rate of less than 4% and an elongation at break change rate of less than-3%, while the cable material of comparative examples 1 to 2 has a tensile strength change rate of more than 7% and an elongation at break change rate of more than-6%, which indicates that the B1-grade flame-retardant radiation crosslinked insulating cable material of the present example has improved aging resistance and a prolonged service life of the insulating cable material.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (4)
1. A B1-grade flame-retardant irradiation crosslinking insulated cable material is characterized in that: the insulated cable material is prepared by mixing and banburying the following raw materials in parts by weight and then granulating through a screw extruder:
60-80 parts of ethylene-vinyl acetate copolymer,
20-40 parts of an ethylene-octene copolymer,
10-25 parts of TPU resin,
10-20 parts of maleic anhydride grafted polyethylene,
80-100 parts of a flame retardant,
30-50 parts of a filler,
6-15 parts of polyethylene wax,
3-8 parts of an antioxidant agent,
4-10 parts of a silane coupling agent,
4-8 parts of N-vinyl phthalimide,
2-5 parts of 2-mercaptobenzothiazole.
2. The B1-grade flame-retardant radiation crosslinked insulating cable material as claimed in claim 1, wherein: the flame retardant is at least one of aluminum hydroxide, magnesium hydroxide and aluminum hypophosphite.
3. The B1-grade flame-retardant radiation crosslinked insulating cable material as claimed in claim 1, wherein: the filler is at least two of calcium carbonate, talcum powder, titanium dioxide, montmorillonite or white carbon black.
4. The B1-grade flame-retardant radiation crosslinked insulating cable material as claimed in claim 1, wherein: the antioxidant is at least one of dilauryl thiodipropionate, pentaerythritol tetrakis [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ], N' -bis- (3- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionyl) hexanediamine and N-octadecyl beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111104109.6A CN113773574A (en) | 2021-09-22 | 2021-09-22 | B1-grade flame-retardant irradiation crosslinking insulated cable material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111104109.6A CN113773574A (en) | 2021-09-22 | 2021-09-22 | B1-grade flame-retardant irradiation crosslinking insulated cable material |
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| Publication Number | Publication Date |
|---|---|
| CN113773574A true CN113773574A (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111104109.6A Pending CN113773574A (en) | 2021-09-22 | 2021-09-22 | B1-grade flame-retardant irradiation crosslinking insulated cable material |
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| Country | Link |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106977904A (en) * | 2017-04-05 | 2017-07-25 | 合肥酷睿网络科技有限公司 | A kind of network engineering cable sheath material and preparation method thereof |
| CN108314829A (en) * | 2017-12-28 | 2018-07-24 | 浙江万马高分子材料有限公司 | Cable material of polyolefin and its preparation method and application |
| CN111205549A (en) * | 2020-03-20 | 2020-05-29 | 无锡鑫宏业线缆科技股份有限公司 | Preparation process of 125 ℃ flame-retardant insulating material for new energy automobile wire |
| CN111205550A (en) * | 2020-03-20 | 2020-05-29 | 无锡鑫宏业线缆科技股份有限公司 | 125 ℃ irradiation crosslinking low-smoke halogen-free flame-retardant polyolefin cable material for new energy vehicle |
| CN111378222A (en) * | 2020-04-20 | 2020-07-07 | 杭州美临塑业有限公司 | B1Grade flame-retardant 105 ℃ irradiation crosslinking halogen-free low-smoke insulating cable material and preparation method thereof |
-
2021
- 2021-09-22 CN CN202111104109.6A patent/CN113773574A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106977904A (en) * | 2017-04-05 | 2017-07-25 | 合肥酷睿网络科技有限公司 | A kind of network engineering cable sheath material and preparation method thereof |
| CN108314829A (en) * | 2017-12-28 | 2018-07-24 | 浙江万马高分子材料有限公司 | Cable material of polyolefin and its preparation method and application |
| CN111205549A (en) * | 2020-03-20 | 2020-05-29 | 无锡鑫宏业线缆科技股份有限公司 | Preparation process of 125 ℃ flame-retardant insulating material for new energy automobile wire |
| CN111205550A (en) * | 2020-03-20 | 2020-05-29 | 无锡鑫宏业线缆科技股份有限公司 | 125 ℃ irradiation crosslinking low-smoke halogen-free flame-retardant polyolefin cable material for new energy vehicle |
| CN111378222A (en) * | 2020-04-20 | 2020-07-07 | 杭州美临塑业有限公司 | B1Grade flame-retardant 105 ℃ irradiation crosslinking halogen-free low-smoke insulating cable material and preparation method thereof |
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Address after: 527499 No. 9, Xincheng Second Road, Xincheng Industrial Park, Xincheng Town, Xinxing County, Yunfu City, Guangdong Province Applicant after: Guangdong Xiangli Technology Group Co.,Ltd. Address before: 527400 No. 9, Xincheng Second Road, Xincheng Industrial Park, Xincheng Town, Xinxing County, Yunfu City, Guangdong Province Applicant before: GUANGDONG XIANGLI TECHNOLOGY Co.,Ltd. |
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Application publication date: 20211210 |