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Patent Searching and Data


Title:
LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL ELEMENT
Document Type and Number:
Japanese Patent JP2003213266
Kind Code:
A
Abstract:

To obtain a liquid crystal composition giving a high order parameter.

The liquid crystal composition is characterized by comprising a host liquid crystal and a dioxazine pigment having a substituent represented by the formula (a): -(Het)j-[(B1)p-(Q1)q-(B2)r]n-C1 {Het is oxygen atom, NRa or sulfur atom; Ra is H, an alkyl, an aryl or a heteroaryl; B1 or B2 are each a divalent aryl, a heteroaryl or a cyclic hydrocarbon group; Q1 is a divalent bonding group; C1 is an alkyl, a cycloalkyl, an alkoxy, an alkoxycarbonyl or an acyloxy; (j) is 0 or 1; (p), (q) or (r) are each an integer of 0 to 5; (n) is an integer of 1 to 3; [(p)+(r)]×(n) is 3 to 10}.


Inventors:
OKAMURA HISASHI
KATO TAKASHI
Application Number:
JP2002008691A
Publication Date:
July 30, 2003
Filing Date:
January 17, 2002
Export Citation:
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Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
G02F1/13; C09B19/02; C09K19/60; (IPC1-7): C09K19/60; C09B19/02; G02F1/13
Attorney, Agent or Firm:
Sykes Patent Office Corporation (3 people outside)