Invention Grant
- Patent Title: Optical filter
- Patent Title (中): 滤光片
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Application No.: US11794260Application Date: 2006-06-09
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Publication No.: US08501843B2Publication Date: 2013-08-06
- Inventor: Tatsuya Ishida , Toshiyuki Takahashi
- Applicant: Tatsuya Ishida , Toshiyuki Takahashi
- Applicant Address: JP Tokyo
- Assignee: Adeka Corporation
- Current Assignee: Adeka Corporation
- Current Assignee Address: JP Tokyo
- Agency: Young & Thompson
- Priority: JP2005-185023 20050624; JP2006-025518 20060202; JP2006-145534 20060525
- International Application: PCT/JP2006/011579 WO 20060609
- International Announcement: WO2006/137272 WO 20061228
- Main IPC: C08G73/10
- IPC: C08G73/10 ; C08K5/34 ; C08K5/3445 ; F21V9/00 ; G02B5/02 ; G02C7/10 ; G02F1/361 ; G03B11/00
Abstract:
An optical filter comprising at least one dye compound (i), at least one layered clay mineral (ii), and thermoplastic substance (iii) if needed. The optical filter of the present invention is excellent in light resistance and moist heat resistance and suitable for improving the image quality and preventing glare due to external light in image display devices.
Public/Granted literature
- US20080125524A1 Optical Filter Public/Granted day:2008-05-29
Information query
