ENDLESS BELT FOR EXTENDED NIP PRESS: APERTURED MEMBRANE WITH IMPERMEABLE

摘要

PCT No. PCT/GB91/01104 Sec. 371 Date Nov. 17, 1992 Sec. 102(e) Date Nov. 17, 1992 PCT Filed Jul. 5, 1991 PCT Pub. No. WO92/02677 PCT Pub. Date Feb. 20, 1992.An extended nip press belt having a longitudinal running direction for the press-section of a papermaking machine includes an apertured membrane having two opposite faces and an impermeable coating layer at at least one face thereof. The material of the coating layer of layers engaging the apertures in the membrane extend at least to the plane of the face of the membrane opposite the one face. The membrane may include reinforcing yarns in the longitudinal running direction of the belt.