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:
Oct. 06, 2020
Filed:
Oct. 04, 2016
Nissan Chemical Industries, Ltd., Tokyo, JP;
NISSAN CHEMICAL INDUSTRIES, LTD., Tokyo, JP;
Abstract
A resin composition capable of forming a cured film having a high refractive index, high transparency and high heat resistance, and a polymer which is used for the resin composition. A polymer having a structural unit of Formula (1): wherein Aand Aare each independently an —O— group or a —C(═O)O— group; X is a divalent organic group having at least one aromatic ring or heterocyclic ring, wherein, when the X has two or more aromatic rings or heterocyclic rings, the rings are optionally bonded to each other via a single bond, are optionally bonded to each other via a heteroatom, or optionally form a condensed ring; and Y is a divalent organic group having at least one aromatic ring or condensed ring. A resin composition, includes: the polymer; a cross-linking agent; and a solvent.