Liquid crystal microcapsule, method for producing the same,...

Details Liquid crystal microcapsule, method for producing the same,... Liquid crystal microcapsule, method for producing the same,...

2005-07-13

2010-02-16

Hon, Sophie (Department: 1794)

Stock material or miscellaneous articles

Liquid crystal optical display having layer of specified...

With viewing layer of specified composition

C345S107000, C430S045330, C428S001200, C427S213340, C264S004700

Reexamination Certificate

active

07662444

ABSTRACT:
A liquid crystal microcapsule, comprising a liquid crystal and a polyurea film encapsulating the liquid crystal, wherein at least one of an alkyl group and a fluoroalkyl group is bonded directly or indirectly via a urethane bond to the polyurea.A method of producing a liquid crystal microcapsule, comprising: forming a polyurea and the film thereof by allowing an aligner, which is a compound having a hydroxyl group and at least one of an alkyl group and a fluoroalkyl group, to react with a polyisocyanate, a polyamine, and water; and encapsulating a liquid crystal with the film.A liquid crystal display device using the liquid crystal microcapsule.

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