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Title:
OPTICALLY ACTIVE COMPOUND, METHOD FOR PRODUCING THE SAME, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL ELEMENT CONTAINING THE COMPOUND
Document Type and Number:
Japanese Patent JP2002012580
Kind Code:
A
Abstract:

To obtain a polymerizable optically active compound having low viscosity and high spiral induction power, a liquid crystal composition using the optically active compound, a polymeric substance and a liquid crystal element.

This optically active compound is represented by formula R-1-A1- B1-C*HY1-CH2-(B2)n-X2-A2-X3-A3-X4-Z-OCO-CY2=CH2 (R is an alkyl group or the like; X1, X2, X3 and X4 are each a single bond, COO or the like; Y1 and Y2 are each a methyl group, a hydrogen atom or the like; Z is an alkylene group or the like; A1, A2, A3, B1 and B2 are each a cyclic group).


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Inventors:
KOIKE TAKESHI
YOKOKOJI OSAMU
NIIYAMA SATOSHI
TAWARA SHINYA
Application Number:
JP2001131178A
Publication Date:
January 15, 2002
Filing Date:
April 27, 2001
Export Citation:
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Assignee:
SEIMI CHEM KK
OPTREX KK
ASAHI GLASS CO LTD
International Classes:
G02F1/13; C07B53/00; C07C51/15; C07C63/331; C07C67/14; C07C69/76; C08F20/26; C09K19/38; C09K19/54; (IPC1-7): C07C69/76; C07B53/00; C07C51/15; C07C63/331; C07C67/14; C08F20/26; C09K19/38; C09K19/54; G02F1/13
Domestic Patent References:
JPH0912485A1997-01-14
JPH07206770A1995-08-08
JPH0753861A1995-02-28
JPH0841461A1996-02-13
JPH02202981A1990-08-13
JPH05196815A1993-08-06
JPH0930995A1997-02-04
JPH02206682A1990-08-16
JPH1077249A1998-03-24
JPH08245960A1996-09-24
JPH09302344A1997-11-25
Foreign References:
EP0590376A11994-04-06
Attorney, Agent or Firm:
Nobuto Watanabe (1 person outside)



 
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