Patent ID: 6168655
Filing Date: 2001-01-02
Classification: B41M,C07C,C09B,C09D

Abstract:
An ink composition comprising a mixture of a) a colorant; b) a colorant stabilizer; and c) a liquid vehicle; wherein the colorant stabilizer comprises a compound having the following general formula: ##STR52## wherein R.sub.1 is iodine, or an alkyl group having between 1 and 5 carbon atoms; R.sub.2 is an iodine, or an alkyl group having between 1 and 5 carbon atoms; R.sub.3 is iodine, or an alkyl group having between 1 and 5 carbon atoms; and R.sub.4 is a sugar, a polyhydroxy compound, a sulfonic acid salt compound, a carboxylic acid salt compound, or a polyether compound.