Patent ID: 6100016
Filing Date: 2000-08-08
Classification: G03F

Abstract:
A developer for irradiated, radiation-sensitive recording materials which contains water and at least one compound which is alkaline in aqueous solution, which developer contains at least one copolymer acting as an emulsifier and comprising units of(I) at least one hydrophobic vinyl compound which has at least one optionally substituted mono- or bicyclic (C.sub.6 -C.sub.14)aryl radical and(II) at least one hydrophilic, ethylenically unsaturated carboxylic acid, some of the carboxyl groups in these units being esterified with reaction products of(A) (C.sub.1 -C.sub.30) alkanols, (C.sub.8 -C.sub.25) alkanoic acids, (C.sub.1 -C.sub.12) alkylphenols or di (C.sub.1 -C.sub.20) alkylamines with(B) (C.sub.2 -C.sub.4)alkylene oxides or tetrahydrofuran, the molar ratio (A):(B) being in the range from 1:2 to 1:50.