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:
Jul. 13, 2021
Filed:
Mar. 16, 2017
Kyushu University, Fukuoka, JP;
Nissan Chemical Industries, Ltd., Tokyo, JP;
Shiyoshi Yokoyama, Fukuoka, JP;
Hiroki Miura, Fukuoka, JP;
Daisuke Maeda, Funabashi, JP;
Kei Yasui, Funabashi, JP;
Tsubasa Kashino, Funabashi, JP;
Masaaki Ozawa, Funabashi, JP;
KYUSHU UNIVERSITY, Fukuoka, JP;
NISSAN CHEMICAL INDUSTRIES, LTD., Tokyo, JP;
Abstract
A nonlinear optically active copolymer having satisfactory orientation characteristics and able to allow for reduction in heat-induced orientation relaxation of a nonlinear optical material, and a nonlinear optical material obtained using the copolymer. The copolymer including at least a repeating unit A having adamantyl group and a repeating unit B having a nonlinear optically active moiety in one molecule, and an organic nonlinear optical material including the copolymer as a component.