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TPE sheath material for charging pile cable and preparation method of TPE sheath material

A charging pile and sheath material technology, applied in circuits, electrical components, plastic/resin/wax insulators, etc., can solve the problem that TPE sheath material cannot take into account mechanical properties, tear resistance, oil resistance, temperature resistance and flame retardant. , to achieve the effect of improving tear resistance, solving oil resistance and reducing hardness

Pending Publication Date: 2021-04-30
广州敬信高聚物科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The technical problem to be solved in one aspect of the present invention is to provide a TPE sheath material for charging pile cables, which solves the technical problem that the TPE sheath material in the prior art cannot take into account mechanical properties, tear resistance, oil resistance, temperature resistance and flame retardancy , to achieve the technical effect of improving mechanical properties, tear resistance, oil resistance, temperature resistance and flame retardancy

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0040]TPE sheath for charging pile cable, the raw material includes components of the following weight parts:

[0041]250 parts of styrene thermoplastic elastomers, 100 parts of plasticizer, 100 parts of polypropylene, 100 parts of metallocene linear polyethylene M-PE, 50 parts of polyolefin elastomers, 80 polyetheresis, phosphorus flame retardant 100 parts of the agent, 100 parts of the nitrogen flame retardant, 10 silicone mother particles and 1 antioxidant.

[0042]The styrene elastomer is a height hydrogenated styrene-butadiene-styrene block copolymer (SEBS), wherein the styrene content is 28-33%, and the viscosity of 10% toluene solution at 25 ° C is 2000-3000; China Petrochemical Yueyang Petrochemical YH-503T, Nantong Rail Oak 6151 and G1651 of Kuotan, US Kuitan; preferred, weight average molecular weight 80000-150000.

[0043]Specifically, the plasticizer is an industrial white ore oil, of which the flash point is in paraffin based cequiny oil in 210-250 ° C;

[0044]Specifically, polypr...

Embodiment 2

[0057]TPE sheath for charging pile cable, the raw material includes components of the following weight parts:

[0058]250-300 parts of styrene thermoplastic elastomers, 100-150 parts of plasticizer, 100-130 polypropylene, 100-130 parts of metallocene linear polyethylene M-PE, polyolefin elastomer PoE 50-80 parts, 80-100 parts of polyphenylene ether, 100-150 parts of the phosphorus flame retardant, 100-150 parts of the nitrogen flame retardant, 10-30 parts of silicone mother particles and 1-2 antioxidants.

[0059]This embodiment also provides a preparation method of TPE sheath for charging pile cable, including the following steps:

[0060](S1) Raw material mixing: SEBS and white ore oil were stirred in a mixer of 500 rpm / min at a mixture of 500 rpm / min, and then the mixture was stirred for 50 minutes;

[0061](S2) Material Extrusion: Put the mixture of mixed mixture into the twin screw extruder, which is obtained;

[0062]Among them, the two-screw extruder is a co-direction ratio of 46, and t...

Embodiment 3

[0064]TPE sheath for charging pile cable, the raw material includes components of the following weight parts:

[0065]300 parts of styrene thermoplastic elastomers SEBS, 150 plasticizers, 130 polypropylene, metallocene linear polyethylene M-PE 130 parts, polyolefin elastomer PoE 80 parts, 100 cophenyl ether, phosphorus flame retardant 150 parts of the agent, 150 nitrogen flame retardants, 30 parts of silicone mother particles and 2 oxygen oxygen.

[0066]This embodiment also provides a preparation method of TPE sheath for charging pile cable, including the following steps:

[0067](S1) Raw material mixing: Seps and white ore oil were stirred in a mixer of 600 rpm / min in a stirring speed for 10 minutes, and then stirred for 60 minutes;

[0068](S2) Material Extrusion: Put the mixture of mixed mixture into the twin screw extruder, which is obtained;

[0069]Among them, the two-screw extruder has a co-direction ratio of 48, and the extrusion temperature is 200 ° C, and the host rotation at 300 rpm....

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Abstract

The invention discloses a TPE sheath material for a charging pile cable, which comprises the following components in parts by weight: 250-300 parts of styrene thermoplastic elastomer SEBS, 100-150 parts of plasticizer, 100-130 parts of polypropylene, 100-130 parts of metallocene linear polyethylene MPE, 50-80 parts of polyolefin elastomer POE, 80-100 parts of polyphenyl ether, 100-150 parts of phosphorus flame retardant, 100-150 parts of nitrogen flame retardant, 10-30 parts of silicone master batch; and 1-2 parts of an antioxidant. The invention also provides a preparation method of the TPE sheath material. The preparation method comprises the following steps: (1) mixing raw materials: stirring SEBS and white mineral oil in a mixer at a stirring speed of 300-600 rpm / min for 5-10 minutes, adding other components, and stirring for 30-60 minutes; and (2) material extrusion: putting the mixed mixture into a twin-screw extruder for melt blending and extrusion to obtain the material, wherein the length-diameter ratio of the co-rotating twin-screw extruder is 40-48, the extrusion temperature of the co-rotating twin-screw extruder is 170-200 DEG C, and the rotating speed of a main machine of the co-rotating twin-screw extruder is 200-300 rpm. The technical effects of improving mechanical properties, tear resistance, oil resistance, temperature resistance and flame retardance are achieved.

Description

Technical field[0001]The present invention relates to the field of TPE materials, and more particularly to a TPE sheath, especially a TPE sheath of a charging pile cable and a preparation method thereof.Background technique[0002]The development of human society is inseparable from the emergence of high quality energy and the use of advanced energy technology. In today's world, the development of energy, energy and the environment is the world, all human interested questions, is also an important issue in my country's social and economic development. Under the promotion of good policies, new energy vehicles will be further expanded, while It will also bring more market demand for charging piles.[0003]At present, the charging pile cable sheath used in the market is generally a PVC material. Although PVC has good processing performance, mechanical properties and excellent flame retardant performance, it will release a large number of harmful gases when burning, causing serious people a...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L53/02C08L23/14C08L23/08C08L71/12C08L83/04C08K5/5313C08K3/32C08K5/3492C08K13/02H01B3/30
CPCC08L53/025C08L2201/02C08L2201/08C08L2203/202C08L2205/025C08L2205/035H01B3/307C08L23/14C08L23/0815C08L71/12C08L83/04C08K5/5313C08K3/32C08K5/34928C08K13/02
Inventor 赵志明林伟男何焯健
Owner 广州敬信高聚物科技有限公司