Patent ID: 6060541
Filing Date: 2000-05-09
Classification: B41M,G03C,G03G,Y10S

Abstract:
A coating composition for use as a protective overcoat in imaging element comprising an aqueous medium having therein a combination of a water dispersible siloxane-containing polyurethane and gelatin, and wherein the siloxane comprises a siloxane-containing diol or diamine or mixtures thereof represented by the formulas: ##STR2## wherein: X is an amino or hydroxyl group, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, R.sup.8, R.sup.9, R.sup.10, R.sup.11, and R.sup.12 are each independently an alkyl, aryl, or arylalkyl group, the alkyl group or alkyl portion of the arylalkyl group containing 1 to 6 carbon atoms, and n and m are each from 0 to about 500, such that the value of n plus m is from 10 to about 500.