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.