Invention Grant
- Patent Title: Cyanobiphenyl derivative, liquid crystal composition, liquid crystal element, and liquid crystal display device
- Patent Title (中): 氰基联苯衍生物,液晶组合物,液晶元件和液晶显示装置
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Application No.: US14341862Application Date: 2014-07-28
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Publication No.: US09260660B2Publication Date: 2016-02-16
- Inventor: Momoko Kato , Yasuhiro Niikura , Tetsuji Ishitani
- Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
- Applicant Address: JP Kanagawa-ken
- Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
- Current Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
- Current Assignee Address: JP Kanagawa-ken
- Agency: Nixon Peabody LLP
- Agent Jeffrey L. Costellia
- Priority: JP2013-159196 20130731
- Main IPC: C07C255/00
- IPC: C07C255/00 ; C09K19/12 ; C09K19/04

Abstract:
A novel material for a liquid crystal composition that can be used for various liquid crystal devices is provided. A novel cyanobiphenyl derivative represented by General Formula (G1) is provided. In General Formula (G1), R1 represents a single bond or a substituted or unsubstituted alkylene group having 1 to 6 carbon atoms. Note that in General Formula (G1), R1 may have a substituent. Examples of the substituent are fluorine (F), chlorine (Cl), bromine (Br), iodine (I), a cyano group (CN), a trifluoromethylsulfonyl group (SO2CF3), a trifluoromethyl group (CF3), a nitro group (NO2), an isothiocyanate group (NCS), and a pentafluorosulfanyl group (SF5).
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