Invention Grant
- Patent Title: Liquid Crystal composition
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Application No.: US14719854Application Date: 2015-05-22
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Publication No.: US09644148B2Publication Date: 2017-05-09
- Inventor: Noriyuki Hida , Haruki Okawa
- Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
- Applicant Address: JP Tokyo
- Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
- Current Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP2014-107846 20140526
- Main IPC: C07C211/54
- IPC: C07C211/54 ; C09K19/60 ; C07C245/08 ; H01L51/00 ; G02F1/1335 ; H01L51/52 ; C09K19/20 ; G02B5/30 ; C07D513/04 ; C07D295/135 ; C09D7/12 ; C07D495/04 ; C07D295/04 ; C09D4/00 ; C08F220/18

Abstract:
Provided is a composition that can form a polarizing film with high dichroic ratio, which contains a compound having a function as a dichroic dye and having a local maximum absorption in a wavelength range of 350 to 550 nm. The composition contains a compound represented by the formula (1) and a polymerizable liquid crystal compound: wherein Y represents a group represented by the formula (Y1) or the formula (Y2)
Public/Granted literature
- US20150337203A1 COMPOSITION Public/Granted day:2015-11-26
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