CN112708186A - Irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition and application thereof - Google Patents
Irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition and application thereof Download PDFInfo
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- 239000000779 smoke Substances 0.000 title claims abstract description 34
- 239000000203 mixture Substances 0.000 title claims abstract description 30
- 238000005452 bending Methods 0.000 title claims abstract description 26
- 238000004132 cross linking Methods 0.000 title claims abstract description 23
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 13
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 13
- 239000000314 lubricant Substances 0.000 claims abstract description 13
- 239000012745 toughening agent Substances 0.000 claims abstract description 13
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 12
- 239000004698 Polyethylene Substances 0.000 claims abstract description 11
- 229920001971 elastomer Polymers 0.000 claims abstract description 11
- 239000000806 elastomer Substances 0.000 claims abstract description 11
- -1 polyethylene Polymers 0.000 claims abstract description 11
- 229920000573 polyethylene Polymers 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 11
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims abstract description 10
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 claims abstract description 10
- 238000010168 coupling process Methods 0.000 claims abstract description 10
- 238000005859 coupling reaction Methods 0.000 claims abstract description 10
- 229910000077 silane Inorganic materials 0.000 claims abstract description 10
- 239000005038 ethylene vinyl acetate Substances 0.000 claims abstract description 8
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims abstract description 8
- KOMNUTZXSVSERR-UHFFFAOYSA-N 1,3,5-tris(prop-2-enyl)-1,3,5-triazinane-2,4,6-trione Chemical group C=CCN1C(=O)N(CC=C)C(=O)N(CC=C)C1=O KOMNUTZXSVSERR-UHFFFAOYSA-N 0.000 claims description 3
- 229930185605 Bisphenol Natural products 0.000 claims description 3
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims description 3
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 3
- 230000003712 anti-aging effect Effects 0.000 claims description 3
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 239000003112 inhibitor Substances 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 claims 6
- 230000007797 corrosion Effects 0.000 claims 6
- 229910052736 halogen Inorganic materials 0.000 claims 4
- 150000002367 halogens Chemical class 0.000 claims 4
- 230000005855 radiation Effects 0.000 claims 3
- 238000005299 abrasion Methods 0.000 claims 2
- 239000000463 material Substances 0.000 description 17
- 230000000052 comparative effect Effects 0.000 description 7
- 239000007822 coupling agent Substances 0.000 description 3
- 229920001038 ethylene copolymer Polymers 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 239000005022 packaging material Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 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 description 1
- 239000004971 Cross linker Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002305 electric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012796 inorganic flame retardant Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical group [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000003878 thermal aging Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
- C08L23/06—Polyethene
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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
- H01B3/441—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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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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
- 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
- C08L2201/00—Properties
- C08L2201/22—Halogen free composition
-
- 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
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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
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2312/00—Crosslinking
- C08L2312/06—Crosslinking by radiation
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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- Spectroscopy & Molecular Physics (AREA)
- Organic Insulating Materials (AREA)
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Abstract
The invention provides an irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition and application thereof. The irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition comprises the following raw materials: 20-30 parts of ultra-soft elastomer polyethylene, 10-15 parts of ethylene-vinyl acetate copolymer, 10-15 parts of toughening agent, 90-120 parts of surface silane treated aluminum hydroxide, 1-3 parts of coupling aid, 5-7 parts of antioxidant, 2-3 parts of cross-linking agent and 1-3 parts of lubricant. The irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition can be applied to cables of electric automobile charging piles. The irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition has good temperature resistance, good bending resistance and good flexibility.
Description
Technical Field
The invention relates to a cable, in particular to an irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition, and belongs to the technical field of cable preparation.
Background
With the rapid development of electric automobiles in China, related supporting industries meet new development opportunities. As an indispensable important component of an electric vehicle, an electric vehicle cable has naturally received a great deal of attention. The electric vehicle cable material mainly considers the following characteristics:
(1) the use conditions are as follows: as the technology of the existing electric automobile is more and more mature, particularly the power transmission performance is enhanced, the number of times of bending and friction of the cable is increased in the assembling process, and the requirements on the flexibility, flexibility and mechanical performance of the cable material are increased;
(2) safety performance: because the electric automobile has high bending frequency of the cable and high current transmission heating, the material has high requirements on temperature resistance level and high-temperature cracking performance in use.
The existing low-smoke halogen-free cable material for the electric automobile mainly has the following problems: (1) the low-smoke halogen-free material for the common electric automobile mainly adopts thermoplastic low-smoke halogen-free material, the flexibility and the temperature resistance of the material are poor, the temperature resistance level is 90 ℃ (2), the hardness of the soft irradiation crosslinking low-smoke halogen-free flame retardant polyolefin material for the electric automobile is generally over 85 Shore A, and the flexibility of the material has certain limitation.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide the cable for the electric automobile charging pile, which has good temperature resistance, good bending resistance and good flexibility.
In order to achieve the technical purpose, the invention provides an irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition, which comprises the following raw materials: 20-30 parts of ultra-soft elastomer polyethylene, 10-15 parts of ethylene-vinyl acetate copolymer, 10-15 parts of toughening agent, 90-120 parts of surface silane treated aluminum hydroxide, 1-3 parts of coupling aid, 5-7 parts of antioxidant, 2-3 parts of cross-linking agent and 1-3 parts of lubricant.
In a specific embodiment of the invention, the toughening agent is a mixed compatibilizer of ethylene propylene rubber and POE. The coupling aid is a silane coupling agent 172. The antioxidant is a copper inhibitor and/or a bisphenol anti-aging agent. The crosslinking agent is TAIC and/or TMATMB. The lubricant is silicone and/or wax. The ultra-soft elastomeric polyethylene had a hardness of 40A.
In the irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition, the super-soft elastomer can enhance the flexibility of wires and cables; the ethylene-vinyl acetate copolymer and the lubricant can increase the fluidity in the processing of the electric wires and cables and can also improve the mechanical strength of the electric materials of the electric wires to a certain extent; the toughening agent can greatly improve the toughness and mechanical property of the wire and cable material; promoting compatibility of the elastomer and the ethylene copolymer; the aluminum hydroxide treated by the surface silane can improve the flame retardant effect of the wire and cable material; the coupling agent can increase the dispersibility of the inorganic flame retardant in the material; the antioxidant can improve the thermal aging and the service life of the material; the irradiation crosslinking agent enables the material to further improve various properties of the material after irradiation.
The irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition is prepared by uniformly mixing the raw materials. For example, the preparation method can be prepared according to the following steps:
the irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition is obtained by sequentially feeding the raw materials into a high-order mixing mill for mixing, an internal mixer for heating and internal mixing, double-order cone feeding, double-screw shearing and discharging, single-screw mixing and extruding, a granulator for granulating, a fan and bin collecting, a vibrating screen cooling material, a large bin for collecting and subpackaging and a vacuum machine plastic packaging material.
The irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition can be used as a raw material of a cable of an electric automobile charging pile.
The invention also provides a cable which contains the irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition.
The irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition has the tensile strength of more than or equal to 10MPa, the elongation at break of more than or equal to 150 percent, and the hardness: the Shore A is 75A, and the performance retention rate of the aging condition is more than or equal to 70 percent at 150 ℃ for 240h or 175 ℃ for 240 h.
Detailed Description
Example 1
The embodiment provides an irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition, which comprises the following raw materials: 20 parts by weight of super-soft elastomer polyethylene (the hardness is 40A), 10 parts by weight of ethylene-vinyl acetate copolymer, 10 parts by weight of toughening agent, 90 parts by weight of surface silane treated aluminum hydroxide, 1 part by weight of coupling assistant, 5 parts by weight of antioxidant, 2 parts by weight of crosslinking agent and 1 part by weight of lubricant
Wherein the toughening agent is a mixed compatilizer of ethylene propylene rubber and POE. The coupling aid is a silane coupling agent 172. The antioxidant is bisphenol anti-aging agent. The crosslinker is TAIC. The lubricant is silicone.
The irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition is prepared by the following steps:
the irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition is obtained by sequentially feeding the raw materials into a high-order mixing mill for mixing, an internal mixer for heating and internal mixing, double-order cone feeding, double-screw shearing and discharging, single-screw mixing and extruding, a granulator for granulating, a fan and bin collecting, a vibrating screen cooling material, a large bin for collecting and subpackaging and a vacuum machine plastic packaging material.
Example 2
The embodiment provides an irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition, which is different from the embodiment 1 in that the irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition comprises the following raw materials: 30 parts of ultra-soft elastomer polyethylene (the hardness is 40A), 15 parts of ethylene-vinyl acetate copolymer, 15 parts of toughening agent, 120 parts of surface silane treated aluminum hydroxide, 3 parts of coupling agent, 7 parts of antioxidant, 3 parts of crosslinking agent and 3 parts of lubricant.
Example 3
The embodiment provides an irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition, which is different from the embodiment 1 in that the irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition comprises the following raw materials: 25 parts of ultra-soft elastomer polyethylene (the hardness is 40A), 15 parts of ethylene-vinyl acetate copolymer, 12 parts of toughening agent, 110 parts of surface silane treated aluminum hydroxide, 2 parts of coupling agent, 6 parts of antioxidant, 2.5 parts of crosslinking agent and 2 parts of lubricant.
Comparative example 1
This comparative example provides a cable which differs from example 1 in that: 15 parts of ultra-soft elastomer polyethylene, 5 parts of ethylene copolymer, 5 parts of toughening agent, 70 parts of surface silane treated aluminum hydroxide, 0.5 part of coupling assistant, 4 parts of antioxidant, 1 part of crosslinking agent and 0.5 part of lubricant.
Comparative example 2
This comparative example provides a cable which differs from example 1 in that: 50 parts of ultra-soft elastomer polyethylene, 25 parts of ethylene copolymer, 25 parts of toughening agent, 150 parts of surface silane treated aluminum hydroxide, 5 parts of coupling aid, 8 parts of antioxidant, 5 parts of crosslinking agent and 4 parts of lubricant.
Comparative example 3
This comparative example provides a cable which differs from example 1 in that: the super-soft elastomer polyethylene has the hardness of 20A, the toughening agent of 15 parts by weight, the ethylene-vinyl acetate copolymer of 25 parts by weight, magnesium hydroxide substituted by surface silane treated aluminum hydroxide, the coupling assistant of 2 parts by weight, the antioxidant of 5 parts by weight, the crosslinking agent of 2.5 parts by weight and the lubricant of 2 parts by weight.
The examples 1 to 3 and the comparative examples 1 to 3 were subjected to the performance test of table 1, and the results are shown in table 1.
TABLE 1
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 (9)
1. An irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition comprises the following raw materials: 20-30 parts of ultra-soft elastomer polyethylene, 10-15 parts of ethylene-vinyl acetate copolymer, 10-15 parts of toughening agent, 90-120 parts of surface silane treated aluminum hydroxide, 1-3 parts of coupling aid, 5-7 parts of antioxidant, 2-3 parts of cross-linking agent and 1-3 parts of lubricant.
2. The irradiation crosslinked flexible corrosion-resistant low-smoke halogen-free composition according to claim 1, wherein the toughening agent is a mixed compatilizer of ethylene propylene rubber and POE.
3. The irradiation crosslinked, flexible, corrosion-resistant, low-smoke, halogen-free composition of claim 1, wherein the coupling aid is a silane coupling agent 172.
4. The irradiation crosslinked flexible corrosion-resistant low-smoke halogen-free composition according to claim 1, wherein the antioxidant is a copper inhibitor and/or a bisphenol anti-aging agent.
5. The irradiation crosslinked flexible corrosion-resistant low smoke zero halogen composition of claim 1, wherein the crosslinking agent is TAIC and/or TMATMB.
6. The radiation crosslinked flexible corrosion resistant low smoke zero halogen composition of claim 1, wherein the lubricant is silicone and/or wax.
7. The radiation crosslinked, flexible, corrosion resistant, low smoke, zero halogen composition of claim 1, wherein the ultra-soft elastomeric polyethylene has a hardness of 40A.
8. Use of the irradiation crosslinked ultra-flexible bend-resistant abrasion-resistant low-smoke halogen-free composition according to any one of claims 1 to 7 as a raw material for cables of electric vehicle charging piles.
9. A cable comprising the radiation crosslinked super flexible bend resistant abrasion resistant low smoke zero halogen composition of any one of claims 1 to 7.
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| CN202011577835.5A CN112708186A (en) | 2020-12-28 | 2020-12-28 | Irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition and application thereof |
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| CN202011577835.5A CN112708186A (en) | 2020-12-28 | 2020-12-28 | Irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition and application thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113896979A (en) * | 2021-11-02 | 2022-01-07 | 苏州铂玛新材料有限公司 | High-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition and preparation method and application thereof |
| CN113896980A (en) * | 2021-11-02 | 2022-01-07 | 苏州铂玛新材料有限公司 | Flexible bending-resistant high-temperature-resistant low-smoke low-halogen flame-retardant composition and preparation method and application thereof |
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| CN113896979A (en) * | 2021-11-02 | 2022-01-07 | 苏州铂玛新材料有限公司 | High-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition and preparation method and application thereof |
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Application publication date: 20210427 |