Patent ID: 6638669
Filing Date: 2003-10-28
Classification: B41C,B41M,C23C,Y10S

Abstract:
A printing plate comprising a surface which has been imaged by laser-induced transfer with a composition comprising a substance which is able to convert radiation energy of incident laser light into heat energy, a polymer which contains at least one of acidic groups and unsubstituted or substituted amide groups of said acidic groups, and a wetting aid, wherein said substance comprises at least one ofa) one of an organic dye and an organic colorant having at least one of an absorption maximum in the wavelength range from 700 to 1600 nm, and a heat resistance of greater than 150Â° C.; b) an inorganic substance which is able to convert radiation energy into heat energy without decomposing, and c) a type of carbon, wherein said polymer comprises 1-20% reactive polymer consisting of one of an epoxide, an isocyanate, and polyvinyl butyral.