Stock material or miscellaneous articles – Liquid crystal optical display having layer of specified... – With viewing layer of specified composition
Reexamination Certificate
2007-06-26
2007-06-26
Dye, Rena (Department: 1772)
Stock material or miscellaneous articles
Liquid crystal optical display having layer of specified...
With viewing layer of specified composition
C428S001100, C428S343000, C349S117000, C349S122000, C252S299010, C252S299700
Reexamination Certificate
active
10502296
ABSTRACT:
The present invention provides an optical compensation plate having an optical compensation layer in which cracks occurring due to an applied pressure is suppressed. By applying a curable adhesive agent onto at least one surface of the optical compensation layer and curing the adhesive, an anti-cracking layer is formed directly on the surface of the optical compensation layer. The occurrence of cracks in the optical compensation layer can be prevented by this anti-cracking layer. The optical compensation layer preferably is a layer having a cholesteric structure, and the constituent material thereof is preferably a non-liquid crystal polymer formed by polymerizing aligned liquid crystal monomers or an aligned liquid crystal polymer.
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Adachi Junichi
Kawai Masayuki
Murakami Nao
Wasai Kanako
Yamaoka Takashi
Dye Rena
Hon Sow-Fun
Nitto Denko Corporation
Westerman, Hattori, Daniels & Adrian , LLP.
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