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1. (WO2013113608) ROLL COVER WITH IMPROVED DYNAMIC PROPERTIES AND HIGH RESILIENCE BEHAVIOR

Pub. No.:    WO/2013/113608    International Application No.:    PCT/EP2013/051313
Publication Date: Fri Aug 09 01:59:59 CEST 2013 International Filing Date: Fri Jan 25 00:59:59 CET 2013
IPC: D21F 3/08
D21G 1/02
D21H 23/58
Applicants: VOITH PATENT GMBH
Inventors: PUTSCHÖGL, Peter
ULLY, Stephan
Title: ROLL COVER WITH IMPROVED DYNAMIC PROPERTIES AND HIGH RESILIENCE BEHAVIOR
Abstract:
The invention relates to a roll cover which is suitable in particular for a roll for treating a paper, cardboard, or other fibrous material web in a machine for producing and/or finishing same and which comprises at least one layer. The at least one layer contains a rubber composition which contains a rubber component comprising at least one crosslinked hydrogenated nitrile rubber and which contains at least one (meth)acrylate compound, and the at least one layer has a) a resilience speed of at least 12 mm/sec and/or a plastic deformation degree of maximally 0.9%, and b) a tan δ value of maximally 0.16 determined in accordance with DIN 53513 at 60 °C, under a tensile strength, at 10 Hz, and with a static elongation of 15% and a dynamic elongation of 1%.