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Polyphenylene oxide resin alloy material and preparation method and application thereof

A polyphenylene ether resin and alloy material technology, which is applied in the field of polyphenylene ether resin alloy materials, can solve problems such as deformation of the battery case and cracking of the electrode connection of the battery case, and achieve the effects of not easy to crack, low cost, and high production efficiency

Active Publication Date: 2014-01-08
江苏沃特新材料科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, in the process of use, many shortcomings have also been found. For example, the battery case will be deformed when the electric vehicle is driven for a long time, and the electrode connection of the battery case will be cracked.

Method used

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  • Polyphenylene oxide resin alloy material and preparation method and application thereof
  • Polyphenylene oxide resin alloy material and preparation method and application thereof
  • Polyphenylene oxide resin alloy material and preparation method and application thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0033] See Table 1 for the raw materials and consumption used in the present embodiment, wherein:

[0034] Polyphenylene ether resin: a polymer selected from 2,6-dimethylphenol with an intrinsic viscosity of 0.4 dl / g;

[0035] Polystyrene resin: selected from high impact polystyrene;

[0036] Polyolefin: It is composed of polyethylene and polypropylene in a weight ratio of 2:1;

[0037] Elastomer: It is composed of styrene-butadiene rubber and hydrogenated styrene-butadiene rubber elastomer in a weight ratio of 1:1;

[0038] Flame retardant: composed of phosphorus-based flame retardant and nitrogen-based flame retardant in a weight ratio of 3:1, wherein the phosphorus-based flame retardant is a phosphate ester flame retardant, and the nitrogen-based flame retardant is melamine;

[0039] Glass fiber: PPO special alkali-free glass fiber.

[0040] Graft: a mixture of polyphenylene ether resin, polyethylene resin, and polyolefin in a weight ratio of 7:2:1 is used as the base ma...

Embodiment 2

[0047] The raw materials and amounts used in this example are shown in Table 1, and the raw materials other than polyphenylene ether resin, polystyrene resin, and polyolefin are the same as those in Example 1.

[0048] In this example, polyphenylene ether resin: a polymer of 2,6-dimethylphenol, a copolymer of 2,6-dimethylphenol and 2,3,6-trimethylphenol in a weight ratio of 1: 1 composition with an intrinsic viscosity of 0.6 dl / g;

[0049] In this example, polystyrene resin: composed of polystyrene and high-impact polystyrene in a weight ratio of 1:1;

[0050] In this example, polyolefin: consists of polyethylene, ethylene propylene copolymer, and polybutene in a weight ratio of 3:1:1;

[0051] In this embodiment, the preparation method of the polyphenylene ether resin alloy material is the same as that in Embodiment 1, and will not be repeated here.

Embodiment 3

[0053] The raw materials and amounts used in this example are shown in Table 1. The raw materials other than the elastomer, the flame retardant, and the functional masterbatch are the same as those in Example 1.

[0054] In this example, the elastomer: selected from styrene-butadiene rubber;

[0055] In this example, the flame retardant is composed of a phosphorus-based flame retardant and a nitrogen-based flame retardant in a weight ratio of 4:1, wherein the phosphorus-based flame retardant is an ammonium polyphosphate flame retardant and a nitrogen-based flame retardant. is melamine;

[0056] In this example, functional masterbatch: self-made, with a mixture of polystyrene resin and elastomer in a weight ratio of 5:1 as the base material, loaded with chiral mesoporous conductive materials, lubricants, and chiral inorganic mesoporous materials Formed together, in terms of weight percentage, the base material accounts for 80%, the chiral mesoporous conductive material is polyan...

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Abstract

The invention belongs to the field of polymer alloy material and particularly relates to polyphenylene oxide resin alloy material for machining cases of electric car lithium batteries and a preparation method of the material. The polyphenylene oxide resin alloy material comprises, by weight, 40-60 parts of polyphenylene oxide resin, 20-60 parts of polystyrene resin, 1-3 parts of polyolefin, 1-8 parts of elastomer, 1-15 parts of flame retardant, 10-20 parts of glass fiber, 1-15 parts of graft body, 3-8 parts of functional master batch and 0.2-0.5 part of antioxidant. The process of the polyphenylene oxide resin alloy material is optimized through reasonable formula combination, and the problem that the cases of the electric car lithium batteries deforms and electrode connections of the batteries crack after long-term use of electric cars is solved.

Description

technical field [0001] The invention belongs to the field of polymer alloy materials, in particular to a polyphenylene ether resin alloy material, a preparation method and application thereof. Background technique [0002] Polyphenylene ether resin has many excellent properties, such as mechanical properties, hydrolysis resistance, acid and alkali corrosion resistance, heat resistance, dimensional stability, etc. Its products are widely used in electronic appliances, auto parts, water treatment equipment, Chemical industry and other fields. At present, ordinary polyphenylene ether resin alloy materials have certain advantages in the application of battery casings, such as the material itself has acid resistance, heat resistance, dimensional stability and dielectric properties. However, in the process of use, many shortcomings have also been found. For example, the battery shell will be deformed when the electric vehicle is driven for a long time, and the electrode connectio...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L71/12C08L25/06C08L51/04C08L23/06C08L23/12C08L23/16C08L23/20C08L23/08C08L9/06C08L15/00C08L33/04C08L9/00C08K13/04C08K7/14C08J3/22
Inventor 李海涛何征吴宪孙伟张国军张宝军廖峻峰于强
Owner 江苏沃特新材料科技有限公司
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