发明名称 PAPER MACHINE FELTS
摘要 <p>PCT No. PCT/GB90/01846 Sec. 371 Date Sep. 19, 1991 Sec. 102(e) Date Sep. 19, 1991 PCT Filed Nov. 28, 1990 PCT Pub. No. WO91/08340 PCT Pub. Date Jun. 13, 1991.The present invention relates to a felt for use in papermaking machines showing enhanced resistance to degradation in the presence of peroxide which felt comprises a woven base and a sheet contracting layer attached thereto characterized in that at least one of said layer and said woven base comprises fibers of polyamide 12, 12 found by extrusion of a melt of polyamide 12, 12 having intrinsic viscosity of not less than 0.65 dl/gram.</p>
申请公布号 CA2046330(A1) 申请公布日期 1991.05.30
申请号 CA19902046330 申请日期 1990.11.28
申请人 ALBANY INTERNATIONAL CORP. 发明人 DAVIS, ROBERT B.;KRAMER, CHARLES E.;BARLOW, SANDRA K.
分类号 D01F6/60;D21F7/08;(IPC1-7):D21F7/08 主分类号 D01F6/60
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