发明名称 |
WRAPPING MATERIAL COMPRISING A MULTILAYER FILM AS TEAR STRIP |
摘要 |
<p>In accordance with one aspect, there is provided a wrapping material for wrapping an article, said wrapping material comprising a tear strip associated therewith, wherein said tear strip comprises a multilayer film comprising alternating layers of at least a first and second polymer, said multilayer film having a first optical appearance at a first observation angle and a second optical appearance at a second observation angle different from said first observation angle, said second optical appearance being different from the first optical appearance.</p> |
申请公布号 |
WO2007115277(A2) |
申请公布日期 |
2007.10.11 |
申请号 |
WO2007US65820 |
申请日期 |
2007.04.03 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
JONZA, JAMES M.,;HEINZ, ROBERT, |
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