The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 30, 1993
Filed:
May. 15, 1992
Applicant:
Inventors:
Toru Tsukahara, Mie, JP;
Hiromi Nishimura, Mie, JP;
Mitsutoshi Aritomi, Mie, JP;
Yusuke Arashiro, Mie, JP;
Shinichi Yamauchi, Mie, JP;
Assignee:
Mitsubishi Petrochemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528212 ; 525390 ; 525419 ; 525420 ; 525437 ; 525537 ; 526313 ; 528205 ; 528210 ; 528214 ; 528215 ; 528216 ; 528217 ; 528218 ; 528219 ;
Abstract
A hydroxy-substituted poly(phenylene ether) resin can be produced by copolymerizing from 1.5 to 8 mol % of a phenol compound selected from those represented by the following formulae (a), (b), (c), (d), and (e): ##STR1## and from 98.5 to 92 mol % of a phenol compound of the following formula (f): ##STR2## The hydroxy-substituted poly(phenylene ether) resin shows excellent compatibility with a polyamide, a polycarbonate, a poly(butylene terephthalate), a poly(phenylene sulfide), and is useful as a copatibilizer or a modified resin for engineering plastics.