发明授权
US07655105B2 Method for embossing air-laid webs using laser engraved heated embossing rolls
有权
使用激光雕刻加热压花辊压花气流成网的方法
- 专利标题: Method for embossing air-laid webs using laser engraved heated embossing rolls
- 专利标题(中): 使用激光雕刻加热压花辊压花气流成网的方法
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申请号: US11697367申请日: 2007-04-06
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公开(公告)号: US07655105B2公开(公告)日: 2010-02-02
- 发明人: Bradley G. Schmidt , James R. Vande Hey , James P. Zadrazil , Edward J. Yock
- 申请人: Bradley G. Schmidt , James R. Vande Hey , James P. Zadrazil , Edward J. Yock
- 申请人地址: US GA Atlanta
- 专利权人: Georgia-Pacific Consumer Products LP
- 当前专利权人: Georgia-Pacific Consumer Products LP
- 当前专利权人地址: US GA Atlanta
- 代理商 Joel T. Charlton
- 主分类号: B29C59/04
- IPC分类号: B29C59/04 ; B27N3/04
摘要:
A method of making an embossed air-laid absorbent sheet product includes depositing a dry web of fibers on a foraminous support; compacting the fiber web; embossing the compacted web with a laser-engraved roll with a hard rubber embossing surface, the hard rubber embossing surface having a plurality of sinuate bosses radially projecting circumferentially around the laser-engraved roll to provide the fiber web with a functional emboss pattern including a plurality of continuous sinuate compressed regions extending in a machine direction of the fiber web, the laser-engraved roll being heated to or maintained at a temperature of from about 100° F. to about 300° F.; and bonding the fiber web.
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