Aqueous ink composition

Details Aqueous ink composition Aqueous ink composition

1987-04-02

1988-12-27

Lieberman, Paul

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 20, 534809, C09D 1102, C09D 1116

Patent

active

047938609

ABSTRACT:
An aqueous ink composition comprises (a) a dye having formula (I) in an amount of 0.5 to 6.0 wt. %, in which 20% or more of the total of the cations of --SO.sub.3 X and --OX groups directly connected to the aromatic rings thereof is replaced by Li.sup.+ ion or a quaternary ammonium ion, ##STR1## wherein X represents a cation; R.sup.1 represents hydrogen, a hydroxyl group, an alkyl group having 1 to 4 carbon atoms, or an amino group; R.sup.2 represents ##STR2## (in which R.sup.5 and R.sup.6 each represent hydrogen, an alkyl group having 1 to 4 carbon atoms, a hydroxyethyl group, or a cyanoethyl group); R.sup.3 represents hydrogen, --SO.sub.3 X; R.sup.4 represents hydrogen, or a --C.sub.2 H.sub.4 OX, (b) a polyhydric alcohol in an amount of at least 10 wt. %; and (c) water.

REFERENCES:
patent: 3846141 (1974-11-01), Ostergren et al.
patent: 4421559 (1983-12-01), Owatari
Solomons, T. W. Graham, Organic Chemistry, 2nd Edition, John Wiley & Sons, New York, 1980, p. 835.

Affiliated with

Also associated with

Rating

Aqueous ink composition does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Aqueous ink composition, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Aqueous ink composition will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-866495