Patent ID: 7717037

Claim:
Roller or rubber blanket for a printing press, particularly an offset printing press, or roller as a laminating roller in a laminating system, where the roller or the rubber blanket comprises a covering made of an elastomeric material with an outer surface for transferring damping solution and/or printing agent in the printing press, in order to indirectly or directly transfer a damping solution and/or a printing agent to a print carrier, where the outer surface transferring the damping solution and/or the printing agent is provided by an elastomeric surface coating of the covering, wherein the surface coating contains a fluoroelastomer, and the surface coating displays a layer thickness less than/equal to 100 μm and a roughness Ra less than/equal to 1 μm, wherein the surface coating displays a wetting angle in relation to water of ≧80° and/or a wetting angle in relation to diiodomethane of ≧60°.