| 发明名称 |
Biaxially oriented polypropylene-based adhesive tape film backings |
| 摘要 |
A simultaneously biaxially oriented polypropylene film is formed from a propylene containing polymer resin. The film has a machine direction and a transverse direction. The oriented film has a tensile strength in the machine direction of at least 190 N/mm<SUP>2</SUP>, and a normalized haze value of less than or equal to 8%/mm.
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| 申请公布号 |
US2005112368(A1) |
申请公布日期 |
2005.05.26 |
| 申请号 |
US20040978849 |
申请日期 |
2004.11.01 |
| 申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
HAMER KEVIN M.;HAGER PATRICK J.;KLAESER JOHN M.;KOZULLA RANDALL E. |
| 分类号 |
C08J5/18;C08L23/12;C09J7/02;(IPC1-7):B32B27/08;B32B33/00 |
主分类号 |
C08J5/18 |
| 代理机构 |
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| 主权项 |
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