Roll covering with improved dynamic properties and good recovery performance

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United States of America Patent

PATENT NO 9290887
APP PUB NO 20140345821A1
SERIAL NO

14375928

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A roll covering is particularly suitable for a roll for the treatment of a paper web, paperboard web, or any other web of fibrous material in a machine for the production and/or finishing the same. The roll covering encompasses at least one layer. The at least one layer is formed of a rubber composition that includes at least one (meth)acrylate compound and a rubber component with at least one crosslinked hydrogenated nitrile rubber. Further, the at least one layer has a recovery rate of at least 12 mm per second and/or a maximal degree of plastic deformation of 0.9%, and a maximal tan δ value of 0.16 determined in accordance with DIN 53513 at 60° C. in tension at 10 Hz, 15% static elongation, and 1% dynamic elongation.

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Patent Owner(s)

Patent OwnerAddress
VOITH PATENT GMBHST POELTENER STRASSE 43 HEIDENHEIM D- 89522

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Putschoegl, Peter Wimpassing, AT 2 4
Ully, Stephan Graz, AT 3 4

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