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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