发明名称 Methods and devices for stretching polymer films
摘要 Stretched polymer films can be used in a variety of applications, including optical applications. The stretching conditions and shape of the stretching apparatus can determine or influence film properties. Methods and stretching apparatuses can include adjustable or zone-defined stretching regions.
申请公布号 EP2572857(A3) 申请公布日期 2015.04.15
申请号 EP20120198705 申请日期 2003.10.21
申请人 3M INNOVATIVE PROPERTIES COMPANY 发明人 MERRILL, WILLIAM W.;JACKSON, JEFFERY N.;RUFF, ANDREW T.;THOMPSON, DESIREE L.;WHEATLEY, JOHN A.;AMUNDSON, JEFFREY D.;HARVEY, CURTIS A.
分类号 B29C55/16;B29C55/08 主分类号 B29C55/16
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