Global Patent Index - EP 0467958 A4

EP 0467958 A4 19920819 - POLYPROPYLENE-POLYESTER GRAFT COPOLYMER AND PRODUCTION METHOD THEREOF

Title (en)

POLYPROPYLENE-POLYESTER GRAFT COPOLYMER AND PRODUCTION METHOD THEREOF

Publication

EP 0467958 A4 19920819 (EN)

Application

EP 90906580 A 19900411

Priority

  • JP 9218089 A 19890412
  • JP 32426989 A 19891214

Abstract (en)

[origin: WO9012054A1] The invention described relates to an effective compatibilizing agent for resin compositions of a polycarbonate and a polyolefin wherein the compatibilizing agent is a graft copolymer of modified polypropylene containing functional groups reacted with a polyester having an intrinsic viscosity of 0.5 to 1.8 and terminal carboxyl group present in an amount ranging from 10 to 100 meq/kg.

IPC 1-7

C08G 81/02; C08L 23/12; C08L 69/00

IPC 8 full level

C08L 23/00 (2006.01); C08G 81/02 (2006.01); C08L 23/02 (2006.01); C08L 67/00 (2006.01); C08L 69/00 (2006.01); C08L 87/00 (2006.01)

CPC (source: EP KR)

C08G 81/02 (2013.01 - KR); C08G 81/027 (2013.01 - EP); C08L 23/02 (2013.01 - EP); C08L 69/00 (2013.01 - EP)

Citation (search report)

Designated contracting state (EPC)

BE CH DE ES FR GB IT LI NL SE

DOCDB simple family (publication)

WO 9012054 A1 19901018; AU 5422290 A 19901105; CA 2050283 A1 19901013; EP 0467958 A1 19920129; EP 0467958 A4 19920819; JP H0347844 A 19910228; KR 920701312 A 19920811

DOCDB simple family (application)

US 9001841 W 19900411; AU 5422290 A 19900411; CA 2050283 A 19900411; EP 90906580 A 19900411; JP 32426989 A 19891214; KR 910701305 A 19911011