The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 15, 2009
Filed:
Dec. 06, 2006
Yoshiharu Hirai, Ichihara, JP;
Yoshiharu Hirai, Ichihara, JP;
Chisso Corporation, Osaka, JP;
Chisso Petrochemical Corporation, Tokyo, JP;
Abstract
The invention includes homeotropically aligned liquid crystal films obtained by applying a polymerizable liquid crystal composition containing at least one compound selected from the group consisting of polymerizable liquid crystal compounds represented by the following formula (1-1) to the following formula (1-3) onto a substrate having a polar surface, and polymerizing the composition: wherein Ris methyl or ethyl; Zis a single bond, —COO—, —OCO—, —CH═CH—COO— or —CHCH—COO—; Zis —COO— or —OCO—; each Y is independently hydrogen or fluorine; X is —OCFor —CN; w is 0, 1 or 2; and a is an integer of 1 to 10.