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:
Mar. 31, 2020
Filed:
Oct. 04, 2017
Composition for black matrix and method for preparing the same, display substrate and display device
Applicants:
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Inventors:
Assignees:
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1362 (2006.01); G03F 1/00 (2012.01); G02F 1/1335 (2006.01); G03F 7/00 (2006.01);
U.S. Cl.
CPC ...
G02F 1/136209 (2013.01); G02F 1/133512 (2013.01); G03F 7/00 (2013.01); G02F 2202/022 (2013.01); G02F 2202/04 (2013.01);
Abstract
Disclosed are a composition for a black matrix and a method for preparing the same, a display substrate, and a display device. The composition for a black matrix comprises an adhesive, a light-shielding material, a solvent, a first dye and a monomer, wherein the light-shielding material comprises light-shielding particles, and an electrically insulating material and a base material with which the light-shielding particles are coated sequentially; and the adhesive, the first dye and the light-shielding material are bonded by the monomer.