CN113896979A - High-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition and preparation method and application thereof - Google Patents
High-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition and preparation method and application thereof Download PDFInfo
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 65
- 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 49
- 239000000203 mixture Substances 0.000 title claims abstract description 32
- 239000000779 smoke Substances 0.000 title claims abstract description 32
- 229920001169 thermoplastic Polymers 0.000 title claims abstract description 30
- 239000004416 thermosoftening plastic Substances 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title abstract description 7
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 13
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 13
- 229920005989 resin Polymers 0.000 claims abstract description 13
- 239000011347 resin Substances 0.000 claims abstract description 13
- 239000005038 ethylene vinyl acetate Substances 0.000 claims abstract description 12
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 12
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims abstract description 12
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims abstract description 12
- 239000000347 magnesium hydroxide Substances 0.000 claims abstract description 12
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims abstract description 12
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 11
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 11
- 229920001971 elastomer Polymers 0.000 claims abstract description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 10
- 239000010703 silicon Substances 0.000 claims abstract description 10
- 239000000314 lubricant Substances 0.000 claims abstract description 9
- 239000012745 toughening agent Substances 0.000 claims abstract description 9
- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 5
- 229920000098 polyolefin Polymers 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 39
- 238000002156 mixing Methods 0.000 claims description 7
- 229920002943 EPDM rubber Polymers 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 3
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- PWWSSIYVTQUJQQ-UHFFFAOYSA-N distearyl thiodipropionate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCCCCCCCC PWWSSIYVTQUJQQ-UHFFFAOYSA-N 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000005022 packaging material Substances 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- 229930185605 Bisphenol Natural products 0.000 claims description 2
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical group C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 2
- 239000004927 clay Substances 0.000 claims description 2
- 150000002367 halogens Chemical class 0.000 claims 9
- 230000000694 effects Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000003878 thermal aging Methods 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
-
- 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
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
-
- 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
- H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
-
- 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
- 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
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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)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention provides a high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition, and a preparation method and application thereof. The high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition comprises the following raw materials: 10-15 parts of ethylene-vinyl acetate copolymer, 8-12 parts of toughening agent, 10-15 parts of rubber resin, 60-70 parts of magnesium hydroxide, 3-5 parts of silicon shell forming agent, 1-1.5 parts of coupling aid, 1.5-2.5 parts of antioxidant, 0.4-0.6 part of lubricant and 1.5-2 parts of high molecular weight silicone master batch. The invention also provides a preparation method of the composition, and a low-smoke low-halogen flame-retardant polyolefin wire and cable prepared from the composition.
Description
Technical Field
The invention relates to a composition, in particular to a high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition for wires and cables and a preparation method thereof, belonging to the technical field of compositions.
Background
With the rapid development of the overall economy of China, the use environment and conditions of the electric wire and the cable continuously put forward hard requirements, and due to the vast territory of China and the continuous expansion of various industries, the use of the electric wire and the cable in different fields is also a new challenge. The service conditions of the electric wire and the electric cable are mainly determined by the working environment temperature and the service position.
The existing low-temperature resistant thermoplastic wire and cable materials have the following problems:
(1) the common thermoplastic wire and cable material has low temperature resistance of-25 ℃ and special low temperature resistance of-45 ℃;
(2) the common thermoplastic low-smoke halogen-free material has lower flame retardant grade, generally the bundled materials pass through the C class, and the bundled materials A and B are less.
Disclosure of Invention
In order to solve the above technical problems, an object of the present invention is to provide a wire and cable having good low temperature resistance and excellent flame retardant effect.
In order to achieve the technical purpose, the invention firstly provides a high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition, which comprises the following raw materials: 10-15 parts of ethylene-vinyl acetate copolymer, 8-12 parts of toughening agent, 10-15 parts of rubber resin, 60-70 parts of magnesium hydroxide, 3-5 parts of silicon shell forming agent, 1-1.5 parts of coupling aid, 1.5-2.5 parts of antioxidant, 0.4-0.6 part of lubricant and 1.5-2 parts of high molecular weight silicone master batch.
In a specific embodiment of the invention, the high flame-retardant low-temperature resistant thermoplastic low-smoke halogen-free flame-retardant composition comprises the following raw materials: 12-15 parts of ethylene vinyl acetate copolymer, 9-12 parts of toughening agent, 10-13 parts of rubber resin, 60-67 parts of magnesium hydroxide, 3-5 parts of silicon shell forming agent, 1-1.5 parts of coupling aid, 1.5-2.5 parts of antioxidant, 0.4-0.6 part of lubricant and 1.5-2 parts of high molecular weight silicone master batch.
According to the high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition, the low-temperature-resistant type of the cable material is enhanced on the premise that the basic performance of the cable is not changed by the prepared material through the rubber resin, the EVA with high VA content, the magnesium hydroxide by a chemical method and the silicon shell forming agent, and the flame-retardant grade of the material is improved on the premise that the basic performance of the material is not changed.
In a specific embodiment of the invention, the VA content of the ethylene vinyl acetate copolymer used is 40% to 80%. Specifically, the ethylene-vinyl acetate copolymer is EVM with VA content of 40% -80%.
In a specific embodiment of the invention, the adopted toughening agent is a POE and EPDM mixed grafting material.
In one embodiment of the present invention, the rubber resin is ethylene propylene diene monomer.
In one embodiment of the present invention, the magnesium hydroxide used is chemically surface treated magnesium hydroxide. Such as S-7 of the japanese god island.
In one embodiment of the present invention, the silicon based crusting agent used was Clay20 (produced by hakuba).
In one embodiment of the present invention, the coupling aid used is a silane coupling agent 172.
In one embodiment of the present invention, the antioxidant is a bisphenol-based or an ammonia-based antioxidant. Such as antioxidant 1010 and/or DSTP.
In one embodiment of the invention, the lubricant used is a PE grafted wax.
In one embodiment of the present invention, the high molecular weight silicone masterbatch is 80 ten thousand molecular weight silicone masterbatch.
The invention also provides a preparation method of the high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition, which comprises the following steps:
mixing materials by a high-order mixing roll, heating and banburying by a banbury mixer, feeding by a double-step cone, shearing and discharging by double screws, extruding the mixed materials by single screws, granulating by a granulator, collecting by a fan and a storage bin, cooling materials by a vibrating screen, collecting and subpackaging by a large storage bin, and plastically packaging materials by a vacuum machine to obtain the high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition.
In order to achieve the technical purpose, the invention also provides a low-smoke low-halogen flame-retardant polyolefin wire and cable, which is prepared from the high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition.
According to the high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition, the ethylene-vinyl acetate copolymer with high VA content and the lubricant are used, so that the fluidity in the wire and cable processing is increased, and the mechanical strength and the low-temperature resistance of a wire and a cable are improved to a certain extent; the low-temperature resistance of the material is greatly improved through the rubber resin; the addition of the toughening agent improves the mechanical and physical properties of the material on one hand and promotes the compatibility of the resin material on the other hand; the magnesium hydroxide is subjected to surface treatment by a chemical method, so that the flame retardant effect of the material is improved; the integrity of a protective layer on the surface of the material during combustion is improved and the flame retardant property of the material is enhanced through the silicon-based shell forming agent; the addition of the coupling agent promotes the dispersion of the powder material in the resin; the thermal aging and the thermal stability of the material are improved through an antioxidant; the fluidity of the material is improved and the extrusion effect of the material is increased by the silicone master batch with high molecular weight.
The wire and cable prepared from the high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition improves the low-temperature-resistant stability of the material by mixing EVM and rubber resin; by adding the silicone master batch with high molecular weight, the fluidity and the extrusion processing rate of the material are increased, and the grinding material accumulation of the material in the extrusion processing can be reduced; the flame retardant grade of the material can be enhanced through the flame retardant and the shell forming agent; the material is a low-smoke halogen-free material, so that the national environmental protection requirement is met. Tensile strength after irradiation: not less than 10.0 MPa; elongation at break: not less than 150%; oxygen index: more than or equal to 38 percent; the specific gravity of the material is as follows: 1.55 plus or minus 0.03; aging conditions are as follows: short-term aging: the performance retention rate at 110 ℃ for 240h is more than or equal to 75 percent; low temperature resistant catalytic test: the experimental temperature is-65 ℃, and the test is carried out; flame retardant rating: bundles a or B (tested according to the wire gauge).
Detailed Description
Examples and comparative examples are shown in table 1.
TABLE 1
Wherein the ethylene-vinyl acetate copolymer is EVM with VA content of 40%. The toughening agent is a POE and EPDM mixed grafting material. The rubber resin is ethylene propylene diene monomer. The magnesium hydroxide surface-treated by a chemical method is S-7 of Japan God island. The silicon based cruster was Clay 20. The coupling aid is a silane coupling agent 172. The antioxidant is antioxidant 1010 and DSTP. The lubricant is PE grafted wax. The high molecular weight silicone master batch is a silicone master batch with the molecular weight of 80 ten thousand.
The preparation method of the high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition comprises the following steps:
mixing materials by a high-order mixing roll, heating and banburying by a banbury mixer, feeding by a double-step cone, shearing and discharging by double screws, extruding the mixed materials by single screws, granulating by a granulator, collecting by a fan and a storage bin, cooling materials by a vibrating screen, collecting and subpackaging by a large storage bin, and plastically packaging materials by a vacuum machine to obtain the high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition.
The above examples and comparative examples were tested and the results are shown in table 2.
TABLE 2
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 (10)
1. A high flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition comprises the following raw materials: 10-15 parts of ethylene-vinyl acetate copolymer, 8-12 parts of toughening agent, 10-15 parts of rubber resin, 60-70 parts of magnesium hydroxide, 3-5 parts of silicon shell forming agent, 1-1.5 parts of coupling aid, 1.5-2.5 parts of antioxidant, 0.4-0.6 part of lubricant and 1.5-2 parts of high molecular weight silicone master batch.
2. The high flame retardant low temperature resistant thermoplastic low smoke zero halogen flame retardant composition according to claim 1, wherein the raw material composition of the high flame retardant low temperature resistant thermoplastic low smoke zero halogen flame retardant composition comprises: 12-15 parts of ethylene vinyl acetate copolymer, 9-12 parts of toughening agent, 10-13 parts of rubber resin, 60-67 parts of magnesium hydroxide, 3-5 parts of silicon shell forming agent, 1-1.5 parts of coupling aid, 1.5-2.5 parts of antioxidant, 0.4-0.6 part of lubricant and 1.5-2 parts of high molecular weight silicone master batch.
3. The high flame-retardant low temperature resistant thermoplastic low smoke zero halogen flame retardant composition according to claim 1 or 2, wherein the VA content of the ethylene vinyl acetate copolymer is 40-80%;
preferably, the ethylene-vinyl acetate copolymer is EVM with VA content of 40% -80%.
4. The high flame-retardant low temperature resistant thermoplastic low smoke zero halogen flame retardant composition according to claim 1 or 2, wherein the toughening agent is a POE and EPDM mixed grafting material;
preferably, the rubber resin is ethylene propylene diene monomer.
5. The high flame retardant low temperature resistant thermoplastic low smoke zero halogen flame retardant composition according to claim 1 or 2, wherein the magnesium hydroxide is chemically surface treated magnesium hydroxide, such as S-7 of the japanese island;
preferably, the silicon based shell-forming agent is Clay 20.
6. The high flame-retardant low temperature resistant thermoplastic low smoke zero halogen flame retardant composition according to claim 1 or 2, wherein the coupling aid is a silane coupling agent 172;
preferably, the antioxidant is a bisphenol and an aminic antioxidant, such as antioxidant 1010 and/or DSTP.
7. The high flame retardant low temperature resistant thermoplastic low smoke zero halogen flame retardant composition according to claim 1 or 2, wherein the lubricant is PE grafted wax.
8. The high flame-retardant low temperature resistant thermoplastic low smoke zero halogen flame retardant composition according to claim 1 or 2, wherein the high molecular weight silicone master batch is a silicone master batch with a molecular weight of 80 ten thousand.
9. A method for preparing the high flame retardant low temperature resistant thermoplastic low smoke zero halogen flame retardant composition of any one of claims 1 to 8, which comprises the following steps:
mixing materials by a high-order mixing roll, heating and banburying by a banbury mixer, feeding by a double-step cone, shearing and discharging by double screws, extruding the mixed materials by single screws, granulating by a granulator, collecting by a fan and a storage bin, cooling materials by a vibrating screen, collecting and subpackaging by a large storage bin, and plastically packaging materials by a vacuum machine to obtain the high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition.
10. A low-smoke low-halogen flame-retardant polyolefin wire and cable, which is prepared from the high-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition as claimed in any one of claims 1 to 8.
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| CN202111290577.7A CN113896979A (en) | 2021-11-02 | 2021-11-02 | High-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition and preparation method and application thereof |
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| CN202111290577.7A CN113896979A (en) | 2021-11-02 | 2021-11-02 | High-flame-retardant low-temperature-resistant thermoplastic low-smoke halogen-free flame-retardant composition and preparation method and application thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115926349A (en) * | 2022-11-28 | 2023-04-07 | 苏州铂玛新材料有限公司 | Soft high-temperature-resistant halogen-free low-smoke high-flame-retardant polyolefin material and preparation method and application thereof |
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| CN112708186A (en) * | 2020-12-28 | 2021-04-27 | 苏州铂玛新材料有限公司 | Irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition and application thereof |
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| CN110791011A (en) * | 2019-11-11 | 2020-02-14 | 南通林格橡塑制品有限公司 | 150 ℃ irradiation crosslinking low-smoke halogen-free flame-retardant elastomer cable material and preparation method thereof |
| CN110845783A (en) * | 2019-11-14 | 2020-02-28 | 苏州铂玛新材料有限公司 | Low-smoke halogen-free flame-retardant polyolefin wire material for B1-grade wire distribution and preparation method thereof |
| CN112708186A (en) * | 2020-12-28 | 2021-04-27 | 苏州铂玛新材料有限公司 | Irradiation crosslinking super-flexible bending-resistant wear-resistant low-smoke halogen-free composition and application thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115926349A (en) * | 2022-11-28 | 2023-04-07 | 苏州铂玛新材料有限公司 | Soft high-temperature-resistant halogen-free low-smoke high-flame-retardant polyolefin material and preparation method and application thereof |
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