EP0326086A2
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Liquid crystal composition and liquid crystal device using same
Assignee: Canon Inc
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Filing: 1989-01-24
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Granted: —
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Expires: 2009-01-24
Abstract
Abstract A liquid crystal composition comprises at least one compound represented by the formula [I] below and at least one compound represented by the formula [II] below: wherein R 1 denotes an alkyl group having 1 - 16 carbon atoms capable of having a substituent; R 2 denotes any one of alkyl group, alkoxy group, alkoxycarbonyl group, acyloxy group and alkoxycarbonyloxy group, each having 1 - 16 carbon atoms and being capable of having a substituent; and A denotes any one of and each capable of having a substituent; and wherein R 3 denotes a linear alkyl group having 1 - 16 carbon atoms; R 4 denotes a linear alkyl group having 1 - 12 carbon atoms; X 1 is a single bond, -0-, or or
Inventors
- 👤 Takeshi Togano
- 👤 Masahiro Terada
- 👤 Masataka Yamashita
- 👤 Shosei Mori
- 👤 Takashi Iwaki
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-08 17:22
CPC Classifications
C; C09; C09K; C09K19/00; C09K19/04; C09K19/42; C09K19/46
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
139 words
A liquid crystal composition comprising at least one compound represented by the formula [I] below and at least one compound represented by the formula [II] below: wherein R 1 denotes an alkyl group having 1 - 16 carbon atoms capable of having a substituent; R 2 denotes any one of alkyl group, alkoxy group, alkoxycarbonyl group, acyloxy group and alkoxycarbonyloxy group, each having 1 - 16 carbon atoms and being capable of having a substituent; and A denotes any one of and each capable of having a substituent; and wherein R 3 denotes a linear alkyl group having 1 - 16 carbon atoms; R 4 denotes a linear alkyl group having 1 - 12 carbon atoms; X 1 is a single bond, -0-, - 0- or X 2 is -OCH 2 -, or -CH 2 -; and Z is
Claim 2
Dependent Claim
139 words
A liquid crystal composition comprising at least one compound represented by the formula [I] below and at least one compound represented by the formula [II] below: wherein R 1 denotes an alkyl group having 1 - 16 carbon atoms capable of having a substituent; R 2 denotes any one of alkyl group, alkoxy group, alkoxycarbonyl group, acyloxy group and alkoxycarbonyloxy group, each having 1 - 16 carbon atoms and being capable of having a substituent; and A denotes any one of and each capable of having a substituent; and wherein R 3 denotes a linear alkyl group having 1 - 16 carbon atoms; R 4 denotes a linear alkyl group having 1 - 12 carbon atoms; X 1 is a single bond, -0-, - 0- or X 2 is -OCH 2 -, or -CH 2 -; and Z is
Claim 3
Dependent Claim
41 words
A composition according to Claim 1, which further comprises at least one compound represented by any of the following formulas [III], [IV] and [V]: and wherein Rs - Rs respectively denote a linear alkyl group having 1 - 14 carbon atoms.
Claim 4
Dependent Claim
86 words
A liquid crystal composition comprising at least one compound represented by the following formula [I]: wherein R 1 denotes an alkyl group having 1 - 16 carbon atoms capable of having a substituent; R 2 denotes any one of alkyl group, alkoxy group, alkoxycarbonyl group, acyloxy group and alkoxycarbonyloxy group, each having 1 - 16 carbon atoms and being capable of having a substituent; and A denotes any one of and each capable of having a substituent; and at least one of the following compounds: and
Claim 5
Dependent Claim
86 words
A liquid crystal composition comprising at least one compound represented by the following formula [I]: wherein R 1 denotes an alkyl group having 1 - 16 carbon atoms capable of having a substituent; R 2 denotes any one of alkyl group, alkoxy group, alkoxycarbonyl group, acyloxy group and alkoxycarbonyloxy group, each having 1 - 16 carbon atoms and being capable of having a substituent; and A denotes any one of and each capable of having a substituent; and at least one of the following compounds: and
Claim 6
Dependent Claim
106 words
A liquid crystal composition comprising at least one compound represented by the formula [I] below and at least three compounds represented by the formula [V] below: wherein R, denotes an alkyl group having 1 - 16 carbon atoms capable of having a substituent; R 2 denotes any one of alkyl group, alkoxy group, alkoxycarbonyl group, acyloxy group and alkoxycarbonyloxy group, each having 1 - 16 carbon atoms and being capable of having a substituent; and A denotes any one of and each capable of having a substituent; and wherein R 7 and R s respectively denote a linear alkyl group having 1 - 14 carbon atoms.
Claim 7
Dependent Claim
106 words
A liquid crystal composition comprising at least one compound represented by the formula [I] below and at least three compounds represented by the formula [V] below: wherein R, denotes an alkyl group having 1 - 16 carbon atoms capable of having a substituent; R 2 denotes any one of alkyl group, alkoxy group, alkoxycarbonyl group, acyloxy group and alkoxycarbonyloxy group, each having 1 - 16 carbon atoms and being capable of having a substituent; and A denotes any one of and each capable of having a substituent; and wherein R 7 and R s respectively denote a linear alkyl group having 1 - 14 carbon atoms.
Claim 8
Dependent Claim
29 words
A liquid crystal device comprising a pair of electrode plates and a liquid crystal composition according to any one of Claims 1 - 4 disposed between the electrode plates.
References Cited (Backward Citations)
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