发明授权
- 专利标题： Cut resistant paper and paper articles and method for making same
- 专利标题（中）： 耐切割纸和纸制品及其制造方法
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申请号： US12358764申请日： 2009-01-23
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公开(公告)号： US07790251B2公开(公告)日： 2010-09-07
- 发明人: Richard C Williams , Peter M Froass , David A Boone , Richard D Faber
- 申请人： Richard C Williams , Peter M Froass , David A Boone , Richard D Faber
- 申请人地址： US TN Memphis
- 专利权人： International Paper Company
- 当前专利权人： International Paper Company
- 当前专利权人地址： US TN Memphis
- 代理商 Thomas W. Barnes, III; Matthew M. Eslami; Richard C. Stewart
- 主分类号： B29D22/00
- IPC分类号： B29D22/00 ; B29D23/00 ; B32B1/08 ; B65D27/00
摘要：
The specification discloses a method for making a paper material having a reduced tendency to cut human skin. The method includes providing a papermaking furnish containing cellulosic fibers and from about 0.5 to about 5.0 wt % by weight dry basis expandable microspheres, forming a paperboard web from the papermaking furnish, drying the web, and calendaring the web to a caliper of from about 11.0 to about 18.0 mils and a density ranging from about 7.0 to about 12.0 lb/3000 ft2/mil. Papers formed according to the method and articles formed therefrom are also disclosed.
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