Colorant composition, ink, printing process

Details Colorant composition, ink, printing process Colorant composition, ink, printing process

2008-06-10

2010-11-02

Klemanski, Helene (Department: 1793)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031520, C008S639000, C008S641000

Reexamination Certificate

active

07824483

ABSTRACT:
A composition comprising a compound of Formula (1) or a salt thereof and compound of Formula (2) or a salt thereof:wherein:A is or comprises an aryl or heteroaryl group;Q1and Q2each independently is an optionally substituted phenylene group;R1, R2, Raand Rbeach independently is H, optionally substituted alkyl, optionally substituted aryl or optionally substituted arylalkyl;each W1, W2, W3and W4independently is a —CO2H, —SO3H, —PO3H2group or an alkyl substituted with one or more groups selected from —CO2H, —SO3H, —PO3H2;each S1, S2, S3and S4independently is a substituent other than those defined for W1, W2, W3and W4;a and d each independently is from 1 to 5;b and c each independently is from 0 to 4;(a+b) has a value of from 1 to 5;(c+d) has a value of from 1 to 5;e and h each independently is from 1 to 7;f and g each independently is from 0 to 6;(e+f) has a value of from 1 to 7; and(g+h) has a value of from 1 to 7.

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