Stabilized phthalocyanine pigment compositions

Details Stabilized phthalocyanine pigment compositions Stabilized phthalocyanine pigment compositions

1992-05-04

1993-05-18

Michl, Paul R.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524428, C08K 534

Patent

active

052122212

ABSTRACT:
A heat-stable, pigmented thermoplastic resin composition comprising A) a thermoplastic resin; B) a metal phthalocyanine pigment; and C) 0.5 to 30% by weight of, based on the weight of component B), as agent for imparting heat stability to component B), a phthalocyanine compound having the formula (I):

REFERENCES:
patent: 3767442 (1973-10-01), Kienzle et al.
patent: 4088507 (1978-05-01), Tanaka et al.
patent: 4221606 (1980-09-01), Fiunatsu et al.
patent: 4252565 (1981-02-01), Irvine et al.
patent: 4981888 (1991-01-01), Langley et al.
WPI Acc No: 82-1661E/09.

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