Compositions – Liquid crystal compositions
Reexamination Certificate
2005-07-05
2005-07-05
Wu, Shean C. (Department: 1756)
Compositions
Liquid crystal compositions
C252S299500, C428S001100, C428S001500, C349S002000, C430S270110, C516S900000
Reexamination Certificate
active
06913709
ABSTRACT:
A liquid crystalline gel composition including a liquid crystalline compound, and a gelling agent having a structural unit represented by the following formula (1):wherein R1represents a hydrogen atom or an organic group having at least one carbon atom, X represents a divalent organic group having at least one carbon atom, Y represents a divalent hydrocarbon group having at least one carbon atom, R2represents a hydrogen atom or an organic group having at least one carbon atom, and n is an integer of at least 1. A display medium including a pair of substrates each having an electrode thereon, and a layer of the above liquid crystalline gel composition interposed between the pair of substrates.
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Aida Takuzo
Harada Shigeyuki
Jang Woo-Dong
Ricoh & Company, Ltd.
Wu Shean C.
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