Invention Grant
- Patent Title: Optical films, retardation films, and liquid crystal display comprising the same
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Application No.: US12450735Application Date: 2008-04-14
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Publication No.: US09796822B2Publication Date: 2017-10-24
- Inventor: Hee-Jung Kim , Dong-Ryul Kim , Young-Whan Park , Dae-Woo Nam , Boong-Goon Jeong
- Applicant: Hee-Jung Kim , Dong-Ryul Kim , Young-Whan Park , Dae-Woo Nam , Boong-Goon Jeong
- Applicant Address: KR Seoul
- Assignee: LG CHEM, LTD.
- Current Assignee: LG CHEM, LTD.
- Current Assignee Address: KR Seoul
- Agency: Dentons US LLP
- Priority: KR10-2007-0036540 20070413; KR10-2007-0042080 20070430
- International Application: PCT/KR2008/002088 WO 20080414
- International Announcement: WO2008/127053 WO 20081023
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; C08J5/18 ; C08F293/00 ; C08G77/388 ; G02B5/30
Abstract:
The present invention relates to an optical film that comprises a block copolymer that comprises a vinyl polymer block containing styrene or a derivative thereof, and a poly-dimethylsiloxane block, a retardation film using the same, a method of manufacturing them, and a liquid crystal display comprising the films.
Public/Granted literature
- US20100060827A1 OPTICAL FILMS, RETARDATION FILMS, AND LIQUID CRYSTAL DISPLAY COMPRISING THE SAME Public/Granted day:2010-03-11
Information query
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