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Title:
MULTI-LAYER MOLDINGS AND POLYPHENYLENE SULFIDE RESIN COMPOSITION
Document Type and Number:
WIPO Patent Application WO/1998/021030
Kind Code:
A1
Abstract:
Multi-layer moldings comprising (A) a layer made of a polyphenylene sulfide resin (hereinafter abbreviated to 'PPS resin') composition and (B) a layer made of thermoplastic resin other than the PPS resin which are laminated with each other, characterized in that the PPS resin composition forming the layer (A) is one comprising (A1) 100 parts by weight of a PPS resin, (A2) 1 to 80 parts by weight of a thermoplastic resin having at least one functional group selected among epoxy, acid anhydrides, carboxyl and salts thereof and carboxylate esters and (A3) 5 to 80 parts by weight of the same thermpolastic resin as that forming the layer (B). The moldings are excellent in resistance to hot water, antifreeze, chemicals, heat, wear and permeation of gases, and in tight adhesion between the layers.

Inventors:
TATEYAMA MASARU
MATSUI KAZUFUMI
SHIMIZU SACHIO
OHNO KATSUYA
SHIMASAKI NORIO
ISHIO ATSUSHI
KOBAYASHI KAZUHIKO
Application Number:
PCT/JP1997/004048
Publication Date:
May 22, 1998
Filing Date:
November 06, 1997
Export Citation:
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Assignee:
TORAY INDUSTRIES (JP)
International Classes:
B32B1/08; B32B27/08; C08L81/02; (IPC1-7): B32B27/00; C08J5/12; C08J3/20; C08L81/02
Foreign References:
JPH06190978A1994-07-12
JPH05124090A1993-05-21
JPH06182756A1994-07-05
Other References:
See also references of EP 0900650A4
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