Modified polyphenylene sulfide or modified polyphenylene ether foaming bead and preparation method of modified polyphenylene sulfide or modified polyphenylene ether foaming bead

A polyphenylene sulfide and foamed bead technology, applied in the field of polymer engineering materials, can solve the problem of uneven particle size distribution and low closed cell rate of modified polyphenylene sulfide or modified polyphenylene ether foamed beads , processing difficulties and other problems, to achieve the effect of uniform and fine cells, high closed cell rate and long service life

Inactive Publication Date: 2019-12-20
HANGZHOU BOSTE NEW MATERIALS TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The invention provides a modified polyphenylene sulfide or modified polyphenylene ether foamed beads and a preparation method thereof, aiming to solve the problem of modified polyphenylene sulfide or modified polyphenylene ether foamed beads in the prior art. Technical problems such as uneven particle size distribution, small magnification, low closed cell ratio and difficult processing

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0042] Example 1: 20-80 parts of polyphenylene sulfide or polyphenylene ether, 20-80 parts of modified polymer, 10-25 parts of compatibilizer, 10-20 parts of toughening agent, 5-10 parts of flame retardant, 1-5 parts of antioxidant, 1-5 parts of secondary antioxidant, 1-5 parts of lubricant, 1-5 parts of coupling agent, and 1-10 parts of dispersant.

[0043] The modified polymer includes the following components in equal parts by weight: HIPS, PP, BS, ABS, PE, PPS, PA, GPPS, and the material is put into a mixer and stirred mechanically for 5 minutes to obtain a modified polymer .

[0044] The compatibilizer includes the following components in equal parts by weight: PP-g-MAH, PE-g-MAH, EPDM, SHBS-g-MAH, POE-g-GMA, and the material is put into a mixer, and the Under the environment of ℃~150℃, the compatibilizer is prepared by mechanical stirring for 10 minutes.

[0045] The toughening agent includes the following components in equal parts by weight: polybutene, LCP, EPDM, SBS...

Embodiment 2

[0059] Embodiment 2: A modified polyphenylene sulfide or modified polyphenylene ether foamed beads provided by the present invention includes the following components in parts by weight: 30 parts of polyphenylene sulfide or polyphenylene ether, modified 20 parts of polymer, 15 parts of compatibilizer, 15 parts of toughening agent, 5 parts of flame retardant, 2 parts of antioxidant, 1 part of auxiliary antioxidant, 1 part of lubricant, 1 part of coupling agent, 10 parts of dispersant share.

[0060] The modified polymer includes the following components in equal parts by weight: HIPS, PP, BS, ABS, PE, PPS, PA, GPPS, and the material is put into a mixer and stirred mechanically for 5 minutes to obtain a modified polymer .

[0061] Described compatibilizer comprises the following components that weight part is equal: PP-g-MAH, PE-g-MAH, EPDM, SHBS-g-MAH, POE-g-GMA, described material is put into mixer, at 150 Under the environment of ℃, the compatibilizer was prepared by mechan...

Embodiment 3

[0076] Embodiment 3: A modified polyphenylene sulfide or modified polyphenylene ether foamed beads provided by the present invention includes the following components in parts by weight: 25 parts of polyphenylene sulfide or polyphenylene ether, modified 25 parts of polymer, 15 parts of compatibilizer, 15 parts of toughening agent, 5 parts of flame retardant, 1 part of antioxidant, 1 part of auxiliary antioxidant, 1 part of lubricant, 2 parts of coupling agent, 10 parts of dispersant share.

[0077] The modified polymer includes the following components in equal parts by weight: HIPS, PP, BS, ABS, PE, PPS, PA, GPPS, and the material is put into a mixer and stirred mechanically for 5 minutes to obtain a modified polymer .

[0078] The compatibilizer includes the following components in equal parts by weight: PP-g-MAH, PE-g-MAH, EPDM, SHBS-g-MAH, POE-g-GMA, and the material is put into a mixer, and at 140 Under the environment of ℃, the compatibilizer was prepared by mechanical...

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PUM

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Abstract

The invention relates to the technical field of polymer engineering materials, in particular to modified polyphenylene sulfide or a modified polyphenylene ether foaming bead and a preparation method of the modified polyphenylene sulfide or the modified polyphenylene ether foaming bead. The modified polyphenylene sulfide or the modified polyphenylene ether foaming bead is prepared from the following components in parts by weight: 20-80 parts of polyphenylene sulfide or polyphenylene ether, 20-80 parts of a modified polymer, 10-25 parts of a compatibilizer, 10-20 parts of a toughening agent, 5-10 parts of a flame retardant, 1-5 parts of an antioxidant, 1-5 parts of an assistant anti-oxidant, 1-5 parts of a lubricant, 1-5 parts of a coupling agent and 1-10 parts of a dispersant. According tothe modified polyphenylene sulfide or the modified polyphenylene ether foaming bead and the preparation method of the modified polyphenylene sulfide or the modified polyphenylene ether foaming bead, the problems of uneven particle size distribution, small magnification and low closure rate of the modified polyphenylene sulfide or the modified polyphenylene ether foaming bead in the prior art can be solved.

Description

technical field [0001] The invention relates to the technical field of polymer engineering materials, in particular to a modified polyphenylene sulfide or modified polyphenylene ether foamed beads and a preparation method thereof. Background technique [0002] Polyphenylene sulfide or polyphenylene ether resin is a new type of high-performance thermoplastic resin, the strength can reach about 70MPa, about 3 times that of polyethylene, the elastic modulus is greater than 2000MPa, the impact resistance of the material is greater than 430J / m, and the thermal deformation The temperature is as high as 120°C, the product has good dimensional stability, its creep resistance is the best among the five major engineering plastics, and its long-term use strength has high reliability. The polyphenylene ether material also has intrinsic flame retardancy, and It is a low-smoke, halogen-free and environmentally friendly flame retardant. The resin itself is acid and alkali resistant, water ...

Claims

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Application Information

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IPC IPC(8): C08L71/12C08L81/02C08L51/04C08L23/12C08L55/02C08L23/06C08L77/00C08L51/00C08L23/16C08L51/06C08L91/06C08K13/02C08K3/22C08K3/02C08K3/38C08K3/34C08K3/26C08J9/16C08J9/12
CPCC08J9/0038C08J9/0061C08J9/0066C08J9/0071C08J9/0095C08J9/122C08J9/16C08J2203/06C08J2203/08C08J2203/182C08J2371/12C08J2381/02C08J2423/06C08J2423/12C08J2423/16C08J2451/00C08J2451/04C08J2451/06C08J2455/02C08J2477/00C08J2491/06
Inventor 陆炜
Owner HANGZHOU BOSTE NEW MATERIALS TECH CO LTD
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