发明名称 |
Nonwoven sheet materials, tapes and methods |
摘要 |
Nonwoven sheet materials, and pressure sensitive adhesive tapes formed from nonwoven sheet materials are provided. The nonwoven sheet materials comprise a randomly interlaced fibrous web of tensilized nonfracturable staple fibers and binder fibers, wherein the fibrous web is pattern embossed, and is interbonded by a chemical bonding agent, physical entanglement, or a combination thereof, and further wherein the nonwoven sheet material is readily finger-tearable in the cross web direction. Methods of making nonwoven sheet materials and adhesive tapes are also provided.
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申请公布号 |
US5631073(A) |
申请公布日期 |
1997.05.20 |
申请号 |
US19960716803 |
申请日期 |
1996.09.16 |
申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
RIEDEL, JOHN E.;CRAN, LAUREN K. |
分类号 |
C09J7/04;D04H1/46;D04H1/54;D04H1/58;(IPC1-7):B32B7/12 |
主分类号 |
C09J7/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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