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 machine direction. Methods of making nonwoven sheet materials and adhesive tapes are also provided. |
申请公布号 |
EP0624209(B1) |
申请公布日期 |
1996.09.11 |
申请号 |
EP19930903523 |
申请日期 |
1993.01.15 |
申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
RIEDEL, JOHN E.;CRAN, LAUREN K. |
分类号 |
D04H1/44;C09J7/02;C09J7/04;C09J133/00;C09J139/00;C09J183/04;C09J201/00;D04H1/46;D04H1/54;D04H1/58;D04H1/70 |
主分类号 |
D04H1/44 |
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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