Press felt for papermaking

Details Press felt for papermaking Press felt for papermaking

D - Textiles, Paper

21

F

D21F 7/08 (2006.01) D21F 3/00 (2006.01)

Patent

CA 2458781

A papermakinq press felt comprises a base body, a batt layer, and an anti-rewetting layer comprising a non oriented film, all intertwiningly integrated by needle punching. The anti-rewetting layer has openings with a three dimensional structure, with an aperture on the paper web side larqer than the aperture an the roll side. This press felt exhibits an excellent anti-rewetting effect while maintaining its water removing capability.

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