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. 17, 2019
Filed:
Oct. 24, 2017
Tokyo Ohka Kogyo Co., Ltd., Kawasaki-shi, JP;
Naozumi Matsumoto, Kawasaki, JP;
Yasuhide Ohuchi, Kawasaki, JP;
Tatsuro Ishikawa, Kawasaki, JP;
Mayumi Kuroko, Kawasaki, JP;
Dai Shiota, Kawasaki, JP;
TOKYO OHKA KOGYO CO, LTD., Kawasaki-Shi, JP;
Abstract
A coloring agent dispersion which contains a satisfactorily dispersed pigment, and results in a photosensitive resin composition capable of forming a cured film when mixed in the photosensitive resin composition; a photosensitive resin composition containing the coloring agent dispersion; a cured product of the composition; an organic EL element provided with the cured product; a method for forming a pattern using the composition; and a method for producing a photosensitive resin composition using the dispersion. In a coloring agent dispersion including a coloring agent which contains a pigment and a dispersant, a dispersant containing a silsesquioxane compound of a specific structure is used.