Foam coating of press fabrics to achieve a controlled void volume

摘要

This invention is directed to coating press fabrics to achieve a controlled void volume. More particularly, this invention is directed to a method of modifying a press fabric for a papermaking machine which comprises the steps of: (a) applying a thin layer of a polymeric foam to the surface of a press fabric; (b) drying said foam to form a coated press fabric; and (c) curing said coated press fabric.