Global Patent Index - EP 0020595 A4

EP 0020595 A4 19810617 - PROCESS FOR RENDERING AROMATIC POLYMERS RESISTANT TO DISCOLORATION.

Title (en)

PROCESS FOR RENDERING AROMATIC POLYMERS RESISTANT TO DISCOLORATION.

Title (de)

VERFAHREN UM AROMATISCHE POLYMERE WIDERSTANDSFÄHIG GEGEN AUSBLEICHEN ZU MACHEN.

Title (fr)

PROCEDE POUR RENDRE LES POLYMERES AROMATIQUES RESISTANTS A LA DECOLORATION.

Publication

EP 0020595 A4 19810617 (EN)

Application

EP 79901564 A 19800520

Priority

US 95959678 A 19781113

Abstract (en)

[origin: WO8000971A1] Aromatic resins are rendered resistant to discoloration by surface treatment with a synergistic stabilizer combination of antioxidant and U.V. absorber.

IPC 1-7

C08K 5/27

IPC 8 full level

C08K 5/00 (2006.01); C08K 5/3475 (2006.01); C08K 5/3477 (2006.01); C08L 101/00 (2006.01)

CPC (source: EP)

C08K 5/00 (2013.01); C08K 5/3475 (2013.01)

Citation (search report)

FR 2224513 A1 19741031 - GEN ELECTRIC [US]

Designated contracting state (EPC)

DE FR GB NL

DOCDB simple family (publication)

WO 8000971 A1 19800515; EP 0020595 A1 19810107; EP 0020595 A4 19810617; JP S55500905 A 19801106

DOCDB simple family (application)

US 7900914 W 19791029; EP 79901564 A 19800520; JP 50198079 A 19791029