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    • 57. 发明申请
    • METHOD AND APPARATUS FOR EMBOSSING NON WOVEN WEBS
    • 非织造布的方法和装置
    • WO2009158038A1
    • 2009-12-30
    • PCT/US2009/003856
    • 2009-06-29
    • MIDWEST SPECIALTY PRODUCTS, LLCSCHMIDT, Bradley, G.
    • SCHMIDT, Bradley, G.
    • B29C59/04B29C49/00B31F1/07
    • B29C59/04
    • A method of embossing an air- laid or double recrepe absorbent fabric including: providing a web of fabric; moving the web material along a web material path; providing a rotary embossing roller and a cooperating backing roller, the rotary embossing roller having a hard rubber embossing surface having a laser engraved embossing pattern with a depth of from about 0.010 inches to about 0.040 inches; providing a nip between the rotary embossing roller and backing roller; moving the web material through the nip between the rotary embossing roller and backing roller whereby a predetermined pattern is embossed on the web material. The embossing roller surface is biased toward the surface of the smooth backing roller. The surface of the backing roller being composed of a soft rubber compound having a durometer hardness of between 20 to 60.
    • 一种压花气浮或双重再现吸收织物的方法,包括:提供织物网; 沿腹板材料路径移动纤维网材料; 提供旋转压花辊和配合的背衬辊,所述旋转压花辊具有硬橡胶压花表面,其具有深度为约0.010英寸至约0.040英寸的激光雕刻压花图案; 在旋转压花辊和支承辊之间提供辊隙; 使网状材料移动通过旋转压印辊和支承辊之间的辊隙,由此将预定图案压印在纸幅材料上。 压花辊表面偏向光滑背衬辊的表面。 背衬辊的表面由硬度为20至60的软橡胶组合物组成。