CN117362988A - Cable material for new energy electric automobile charging pile and preparation method thereof - Google Patents
Cable material for new energy electric automobile charging pile and preparation method thereof Download PDFInfo
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- CN117362988A CN117362988A CN202311159113.1A CN202311159113A CN117362988A CN 117362988 A CN117362988 A CN 117362988A CN 202311159113 A CN202311159113 A CN 202311159113A CN 117362988 A CN117362988 A CN 117362988A
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- 239000000463 material Substances 0.000 title claims abstract description 44
- 238000002360 preparation method Methods 0.000 title abstract description 10
- 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 claims abstract description 28
- 239000003063 flame retardant Substances 0.000 claims abstract description 28
- 229920001935 styrene-ethylene-butadiene-styrene Polymers 0.000 claims abstract description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims abstract description 18
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims abstract description 18
- 239000004696 Poly ether ether ketone Substances 0.000 claims abstract description 16
- 229920002530 polyetherether ketone Polymers 0.000 claims abstract description 16
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 15
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 14
- 229920001971 elastomer Polymers 0.000 claims abstract description 11
- 239000000806 elastomer Substances 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000000314 lubricant Substances 0.000 claims abstract description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 9
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 9
- 239000011574 phosphorus Substances 0.000 claims abstract description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 8
- 239000010703 silicon Substances 0.000 claims abstract description 8
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 7
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 7
- 229920002635 polyurethane Polymers 0.000 claims abstract description 4
- 239000004814 polyurethane Substances 0.000 claims abstract description 4
- 229920002725 thermoplastic elastomer Polymers 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000002530 phenolic antioxidant Substances 0.000 claims description 8
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 8
- 229920000877 Melamine resin Polymers 0.000 claims description 5
- 229920000388 Polyphosphate Polymers 0.000 claims description 5
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 5
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 239000001205 polyphosphate Substances 0.000 claims description 5
- 235000011176 polyphosphates Nutrition 0.000 claims description 5
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- 239000004114 Ammonium polyphosphate Substances 0.000 claims description 3
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 3
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 3
- 235000019826 ammonium polyphosphate Nutrition 0.000 claims description 3
- 229920001276 ammonium polyphosphate Polymers 0.000 claims description 3
- 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 3
- 229910052901 montmorillonite Inorganic materials 0.000 claims description 3
- 229910021392 nanocarbon Inorganic materials 0.000 claims description 3
- 229920000570 polyether Polymers 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 229920000734 polysilsesquioxane polymer Polymers 0.000 claims description 3
- 229920002545 silicone oil Polymers 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 abstract description 4
- 238000005457 optimization Methods 0.000 description 8
- 229910052736 halogen Inorganic materials 0.000 description 4
- 150000002367 halogens Chemical class 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 231100000956 nontoxicity Toxicity 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 description 2
- 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 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000005979 thermal decomposition reaction Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Substances C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007788 liquid Substances 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
- 239000002861 polymer material Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method 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
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
- C08L75/08—Polyurethanes from polyethers
-
- 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
- H01B3/302—Polyurethanes or polythiourethanes; Polyurea or polythiourea
-
- 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
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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)
Abstract
The invention discloses a cable material for a new energy electric automobile charging pile and a preparation method thereof, wherein the cable material is prepared from the following raw materials in parts by weight: 100 parts of polyurethane thermoplastic elastomer (TPU), 20-100 parts of thermoplastic Styrene Elastomer (SEBS), 5-30 parts of polyether ether ketone (PEEK), 3-10 parts of compatibilizer, 10-30 parts of phosphorus/nitrogen flame retardant, 10-30 parts of silicon flame retardant, 3-8 parts of nano flame retardant, 1.5-5 parts of lubricant and 0.5-1.5 parts of antioxidant. The preparation method of the cable material for the new energy electric automobile charging pile comprises the following steps: and adding the components into a high-speed mixer to be uniformly mixed, adding the mixed raw materials into a double-screw extruder to perform melt blending, and performing extrusion and granulating to prepare the cable material for the new energy electric automobile charging pile.
Description
Technical Field
The invention relates to a cable material and a preparation method thereof, in particular to a cable material for a new energy electric automobile charging pile and a preparation method thereof, belonging to the field of polymer material blending modification.
Background
The exhaust emission of the automobile is an important factor causing greenhouse effect and damaging the environment. Electric Vehicles (EVs) are one of the development directions of new energy vehicles, and the construction of EV charging piles also provides opportunities and challenges for the rapid development of charging pile cables. Currently, most EV charging pile cables still use conventional polyvinyl chloride (PVC) materials. PVC materials, although having the characteristics of low price, simple preparation process, high oxygen index and the like, have some natural disadvantages. Mainly comprises the following steps: first, containing halogens, the potential for fire hazards is great (especially in confined building spaces); secondly, the o-benzene plasticizer is contained, which does not meet REACH regulation requirements and is not environment-friendly; thirdly, the large addition of the liquid plasticizer is purely at potential precipitation risk; fourth, the low temperature resistance is poor, and the use is easy to be stiff in winter, especially in severe cold weather in northern areas. Based on the problems, the invention aims to prepare a green flame-retardant and environment-friendly cable material by adopting the thermoplastic polyurethane elastomer (TPU) as a basic material, thereby meeting the use requirements of the new energy electric automobile charging pile cable.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a preparation method of a cable material. The cable material prepared by the invention has the characteristics of softness, wear resistance, high strength, no halogen, no toxicity, flame retardance, weather aging resistance, easiness in processing and forming and the like, and is a cable material for the new energy electric automobile charging pile with excellent comprehensive performance.
In order to achieve the above object, the present invention adopts the following technical scheme: the cable material for the new energy electric automobile charging pile is prepared from the following raw materials in parts by weight: 100 parts of polyurethane thermoplastic elastomer (TPU), 20-100 parts of thermoplastic Styrene Elastomer (SEBS), 5-30 parts of polyether ether ketone (PEEK), 3-10 parts of compatibilizer, 10-30 parts of phosphorus/nitrogen flame retardant, 10-30 parts of silicon flame retardant, 3-8 parts of nano flame retardant, 1.5-5 parts of lubricant and 0.5-1.5 parts of antioxidant.
As a further optimization scheme of the cable material for the new energy electric automobile charging pile, the thermoplastic polyurethane elastomer (TPU) is polyether TPU, the Shore hardness of the TPU is 88A, the tensile strength is more than or equal to 25MPa, and the tearing strength is more than or equal to 58N/mm.
Preferably, the TPU has a tensile strength of 36MPa and a tear strength of 65N/mm.
The thermoplastic Styrene Elastomer (SEBS) is granular SEBS, and the Shore hardness of the SEBS is 68A.
Preferably, the SEBS is sold under the name SOE606 manufactured by Asahi Kasei Corp, having a Shore hardness of 68A, a tensile strength of 19.6MPa, and an S/EB content ratio of 30/70.
As a further optimization scheme of the cable material for the new energy electric automobile charging pile, the polyether-ether-ketone (PEEK) has a melting point of 343 ℃, a highest use temperature of 260 ℃ and a powdery appearance.
Preferably, the PEEK has a UL94 flame retardant rating of V-0 (6 mm in thickness).
As a further optimization scheme of the cable material for the new energy electric vehicle charging pile, the compatibilizer is SEBS grafted maleic anhydride.
Preferably, the SEBS grafted maleic anhydride is FG1901X manufactured by Korotkoff corporation, the Shore hardness is 75A, and the MA grafting rate is more than or equal to 1.5%.
As a further optimization scheme of the cable material for the new energy electric automobile charging pile, the phosphorus/nitrogen flame retardant is ammonium polyphosphate or melamine polyphosphate.
Preferably, the phosphorus/nitrogen flame retardant is melamine polyphosphate MPP,
preferably, the MPP has a thermal decomposition temperature of more than or equal to 300 ℃ and is white powder in appearance.
As a further optimization scheme of the cable material for the new energy electric automobile charging pile, the silicon flame retardant is cage polysilsesquioxane POSS.
As a further optimization scheme of the cable material for the new energy electric vehicle charging pile, the nano flame retardant nano montmorillonite, the nano carbon tube and the nano zinc borate are provided.
Preferably, the nano flame retardant is nano zinc borate.
As a further optimization scheme of the cable material for the new energy electric automobile charging pile, the lubricant is silicone oil, silicone master batch and silica micropowder.
Preferably, the lubricant is silica micropowder.
As a further optimization scheme of the cable material for the new energy electric automobile charging pile, the antioxidant is composed of a phenolic antioxidant and a phosphite antioxidant, and the mass ratio of the phenolic antioxidant to the phosphite antioxidant is 1:1.
preferably, the phenolic antioxidants and phosphite antioxidants are antioxidant 1010 and antioxidant 168.
In order to better achieve the aim of the invention, the invention also provides a preparation method of the cable material for the new energy electric automobile charging pile, which comprises the following steps: adding the components into a high-speed mixer for uniform mixing, and then adding the mixed raw materials into a double-screw extruder, wherein the length-diameter ratio (L/D) of the extruder is more than or equal to 48:1, carrying out melt blending at the melting temperature of 250-280 ℃, and extruding and granulating to prepare the cable material for the new energy electric automobile charging pile.
Preferably, the twin screw extruder has a melt extrusion temperature of 270℃and an aspect ratio (L/D) of 52:1.
compared with the prior art, the invention has the beneficial effects that: the cable material for the new energy electric automobile charging pile, which is prepared by the invention, has the characteristics of softness, wear resistance, high strength, no halogen, no toxicity, flame retardance, weather aging resistance, easiness in processing and forming and the like, and is a cable material for the new energy electric automobile charging pile, which has very excellent comprehensive performance.
Detailed Description
The invention provides a cable material for a new energy electric automobile charging pile, which is prepared from the following raw materials in parts by weight: 100 parts of polyurethane thermoplastic elastomer (TPU), 20-100 parts of thermoplastic Styrene Elastomer (SEBS), 5-30 parts of polyether ether ketone (PEEK), 3-10 parts of compatibilizer, 10-30 parts of phosphorus/nitrogen flame retardant, 10-30 parts of silicon flame retardant, 3-8 parts of nano flame retardant, 1.5-5 parts of lubricant and 0.5-1.5 parts of antioxidant.
The thermoplastic polyurethane elastomer (TPU) adopted by the invention is polyether type TPU, the Shore hardness of which is 88A, the tensile strength is more than or equal to 25MPa, and the tearing strength is more than or equal to 58N/mm.
Specifically, the TPU has a tensile strength of 36MPa and a tear strength of 65N/mm.
The thermoplastic Styrene Elastomer (SEBS) adopted by the invention is granular SEBS, and the Shore hardness of the SEBS is 68A.
Specifically, the SEBS has a brand name SOE606 manufactured by Asahi Kasei chemical Co., ltd., a Shore hardness of 68A, a tensile strength of 19.6MPa, and an S/EB content ratio of 30/70.
The polyether ether ketone (PEEK) adopted by the invention has a melting point of 343 ℃, a maximum use temperature of 260 ℃ and a powdery appearance.
Specifically, the PEEK is 770P manufactured by Jilin Ming corporation, and the UL94 flame retardant rating is V-0 (thickness is 6 mm).
The compatibilizer used in the invention is SEBS grafted maleic anhydride.
Specifically, the SEBS grafted maleic anhydride is FG1901X produced by Korotkoff corporation, the Shore hardness is 75A, and the MA grafting rate is more than or equal to 1.5%.
The phosphorus/nitrogen flame retardant adopted by the invention is ammonium polyphosphate, melamine polyphosphate.
Specifically, the phosphorus/nitrogen flame retardant is melamine polyphosphate MPP.
Specifically, the thermal decomposition temperature of MPP is more than or equal to 300 ℃, and the appearance is white powder.
The silicon flame retardant adopted by the invention is cage polysilsesquioxane POSS.
The invention adopts nano flame retardant nano montmorillonite, nano carbon tube and nano zinc borate.
Specifically, the nano flame retardant is nano zinc borate.
The lubricant adopted by the invention is silicone oil, silicone master batch and silicon micropowder.
Specifically, the lubricant is silica micropowder.
The antioxidant adopted by the invention is composed of a phenolic antioxidant and a phosphite antioxidant, and the mass ratio of the phenolic antioxidant to the phosphite antioxidant is 1:1.
specifically, the phenolic antioxidant and the phosphite antioxidant are an antioxidant 1010 and an antioxidant 168.
In order to better achieve the aim of the invention, the invention also provides a preparation method of the cable material for the new energy electric automobile charging pile, which comprises the following steps: and adding the raw materials of the components into a high-speed mixer to be mixed uniformly, adding the mixed raw materials into a double-screw extruder to perform melt blending, and performing extrusion and granulating to prepare the cable material for the new energy electric automobile charging pile.
Specifically, the melt extrusion temperature of the twin-screw extruder was 270 ℃, and the aspect ratio (L/D) was 52:1.
the following examples further illustrate the invention but are not to be construed as limiting the invention. Modifications and substitutions to methods, procedures, or conditions of the present invention without departing from the spirit and nature of the invention are intended to be within the scope of the present invention. The experimental procedures and reagents not described in the examples, under which specific conditions are not specified, are all in accordance with the conventional conditions in the art.
The present invention is described in further detail below:
the raw material brands and physical properties used in the following examples and comparative examples in the present invention are shown in Table 1:
in the table 1 of the description,
in the following examples, a cable material for a new energy electric vehicle charging pile was prepared. The formulations and compositions of examples 1-5 of the present invention are shown in Table 2:
TABLE 2
The test results and performance indexes of the above-described embodiments 1 to 5 of the present invention are shown in Table 3:
TABLE 3 Table 3
The embodiment shows that the cable composite material prepared by the invention has the characteristics of softness, wear resistance, high strength, no halogen, no toxicity, flame retardance, weather aging resistance, easiness in processing and forming and the like, and is a cable material for the new energy electric automobile charging pile with excellent comprehensive performance.
The foregoing description of the preferred embodiment of the invention is not intended to limit the scope of the invention, but rather to limit the scope of the invention in any manner whatsoever, and variations in the formulation and process of parts thereof are intended to be within the scope of the invention.
Claims (10)
1. The cable material for the new energy electric automobile charging pile is characterized by being prepared from the following raw materials in parts by weight: 100 parts of polyurethane thermoplastic elastomer (TPU), 20-100 parts of thermoplastic Styrene Elastomer (SEBS), 5-30 parts of polyether ether ketone (PEEK), 3-10 parts of compatibilizer, 10-30 parts of phosphorus/nitrogen flame retardant, 10-30 parts of silicon flame retardant, 3-8 parts of nano flame retardant, 1.5-5 parts of lubricant and 0.5-1.5 parts of antioxidant.
2. The cable material for the charging pile of the new energy electric automobile according to claim 1, wherein the thermoplastic polyurethane elastomer (TPU) is polyether type TPU, the Shore hardness is 88A, the tensile strength is more than or equal to 25MPa, and the tearing strength is more than or equal to 58N/mm.
3. The cable material for a charging pile of a new energy electric vehicle according to claim 1, wherein the thermoplastic Styrene Elastomer (SEBS) is granular SEBS, and the shore hardness is 68A.
4. The cable material for the electric pile for the new energy electric automobile according to claim 1, wherein the polyether ether ketone (PEEK) has a melting point of 343 ℃, a maximum use temperature of 260 ℃ and a powdery appearance.
5. The cable material for the new energy electric automobile charging pile according to claim 1, wherein the compatibilizer is SEBS grafted maleic anhydride.
6. The cable material for the charging pile of the new energy electric automobile according to claim 1, wherein the phosphorus/nitrogen flame retardant is ammonium polyphosphate or melamine polyphosphate; the silicon flame retardant is cage polysilsesquioxane POSS.
7. The cable material for the charging pile of the new energy electric automobile according to claim 1, wherein the nano flame retardant is nano montmorillonite, nano carbon tube or nano zinc borate.
8. The cable material for the new energy electric automobile charging pile according to claim 1, wherein the lubricant silicone oil, silicone master batch and silica micropowder.
9. The cable material for the new energy electric automobile charging pile according to claim 1, wherein the antioxidant is composed of a phenolic antioxidant and a phosphite antioxidant, and the mass ratio of the phenolic antioxidant to the phosphite antioxidant is 1:1.
10. a method for preparing the cable material for the charging pile of the new energy electric automobile according to any one of claims 1 to 9, which is characterized by comprising the following steps:
adding the components into a high-speed mixer for uniform mixing, and then adding the mixed raw materials into a double-screw extruder, wherein the length-diameter ratio (L/D) of the extruder is more than or equal to 48:1, carrying out melt blending at the melting temperature of 250-280 ℃, and extruding and granulating to prepare the cable material for the new energy electric automobile charging pile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311159113.1A CN117362988A (en) | 2023-09-09 | 2023-09-09 | Cable material for new energy electric automobile charging pile and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311159113.1A CN117362988A (en) | 2023-09-09 | 2023-09-09 | Cable material for new energy electric automobile charging pile and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117362988A true CN117362988A (en) | 2024-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311159113.1A Pending CN117362988A (en) | 2023-09-09 | 2023-09-09 | Cable material for new energy electric automobile charging pile and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117362988A (en) |
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- 2023-09-09 CN CN202311159113.1A patent/CN117362988A/en active Pending
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