FIELTRO DE PRENSA HUMEDA PARA MAQUINAS DE FABRICAR PAPEL

摘要

Clothing fabrics for papermaking machines are described in which the fabric (50) has integrated into it means (20, 40) which contains one or more chemicals for treating the fabric and which releases the chemical slowly during use of the fabric in the machine. The slow release means may comprise hollow fibres (20) and/or particles (40) of synthetic foam material, or porous monofilaments into which the chemical is introduced before the monofilaments are extruded.