DIGITALLY EXPOSABLE FLEXOGRAPHIC PRINTING ELEMENT AND METHOD FOR PRODUCING FLEXOGRAPHIC PRINTING PLATES

摘要

The invention relates to digitally exposable flexographic printing elements for producing flexographic printing plates, said elements comprising an organically soluble relief-forming layer, a water-soluble barrier layer for oxygen, in addition to a water-soluble laser-ablatable mask layer. The invention also relates to the production of flexographic printing plates using flexographic printing elements of this type, said method comprising a two-stage washout method using aqueous and organic washout agents.