Patent ID: 8916027

Claim:
A prepreg comprising a decorative base paper partially impregnated with an impregnating resin solution, wherein the impregnating resin solution contains at least one styrene-alkylacrylate-hydroxyethyl-(meth)acrylate copolymer and at least one water-soluble polymer, selected from starch or a starch derivative, wherein alkylacrylate is selected from the group consisting of methylacrylate, ethylacrylate, propylacrylate, or butylacrylate or mixtures thereof; and wherein the styrene-alkylacrylate-hydroxyethyl(meth)-acrylate copolymer contains a fraction from 0.5 to 20% by weight hydroxyethylmethacrylate relative to the weight of the acrylate component.