Optical film is disclosed. The optical film includes a binder, a plurality of particles, and a plurality of interconnected voids. The volume fraction of the plurality of interconnected voids in the optical film is not less than about 20%. The weight ratio of the binder to the plurality of the particles is not less than about 1:2.
申请公布号
EP2419767(A1)
申请公布日期
2012.02.22
申请号
EP20100715412
申请日期
2010.04.14
申请人
3M INNOVATIVE PROPERTIES COMPANY
发明人
HAO, ENCAI;KOLB, WILLIAM BLAKE;KOLB, BRANT U.;OSTLIE, BRIAN W.;JING, NAIYONG;FREE, MICHAEL BENTON;REN, HUI;BROTT, ROBERT L.;LU, FEI;SHERMAN, AUDREY A.;TAPIO, SCOTT M.;HOYLE, CHARLES D.;WHEATLEY, JOHN A.
