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:
Jun. 26, 2018
Filed:
Oct. 27, 2016
Sumitomo Chemical Company, Limited, Tokyo, JP;
Noriyuki Hida, Osaka, JP;
Haruki Okawa, Niihama, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
Provided is a composition which is to be a raw material of a polarizing film having excellent light fastness. The composition includes a polymerizable liquid crystal compound and a compound represented by the following formula (1): wherein E represents an electron attractive group having at least 3 carbon atoms or the following group: wherein R represents a hydrogen atom or a hydrocarbon group having 1 to 20 carbon atoms;Ar represents a group selected from the following groups: and A represents a group selected from the following groups: wherein R, Rand R, and l, m, n, p, and q are defined in the specification.