发明名称 |
MULTILAYER OPTICAL FILM |
摘要 |
Multilayer optical film that can be used as a reflective polarizer or mirror is disclosed. The multilayer optical film comprises alternating optical layers of polyesters such as PET and PEN, copolymerized with 4,4′-biphenyl dicarboxylate. The multilayer optical film exhibits a high ratio of in-plane to out-of-plane birefringence. |
申请公布号 |
KR20130102530(A) |
申请公布日期 |
2013.09.17 |
申请号 |
KR20137002376 |
申请日期 |
2011.06.22 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
LIU YUFENG;YUST DAVID T.;JOHNSON STEPHEN A. |
分类号 |
G02B5/30;B32B27/08;B32B27/36 |
主分类号 |
G02B5/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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