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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.:

US 10503066 B1

PDFFull Text
Date of Patent:
Dec. 10, 2019

Filed:

Mar. 15, 2017

Photosensitive resin composition, black pixel defining layer using the same and display device

Applicant:

Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;

Inventors:

Jiyun Kwon, Suwon-si, KR;

Jinhee Kang, Suwon-si, KR;

Heekyoung Kang, Suwon-si, KR;

Chang-Hyun Kwon, Suwon-si, KR;

Sang Soo Kim, Suwon-si, KR;

Chanwoo Kim, Suwon-si, KR;

Bumjin Lee, Suwon-si, KR;

Junho Lee, Suwon-si, KR;

Chungbeum Hong, Suwon-si, KR;

Assignee:

Samsung SDI Co., Ltd., Yongin-Si, Gyeonggi-do, KR;

Attorney:

Lee & Morse, P.C.

Primary Examiner:

Martin J Angerbranndt

Int. Cl.
CPC ...
G03F 7/037 (2006.01); G03F 7/031 (2006.01); G03F 7/029 (2006.01); G03F 7/095 (2006.01); H01L 27/32 (2006.01); H01L 51/52 (2006.01); C08G 73/10 (2006.01); C08G 73/14 (2006.01); C09D 179/08 (2006.01); G03F 7/00 (2006.01);
U.S. Cl.
CPC ...
G03F 7/037 (2013.01); C08G 73/105 (2013.01); C08G 73/1039 (2013.01); C08G 73/1042 (2013.01); C08G 73/1064 (2013.01); C08G 73/1067 (2013.01); C08G 73/1071 (2013.01); C09D 179/08 (2013.01); G03F 7/0007 (2013.01); G03F 7/029 (2013.01); G03F 7/031 (2013.01); G03F 7/095 (2013.01); H01L 27/3246 (2013.01); H01L 51/5284 (2013.01);
Abstract

A photosensitive resin composition, a pixel defining layer, and a display device, the composition including a binder resin; a photopolymerizable monomer; a photopolymerization initiator including a first photopolymerization initiator and a second photopolymerization initiator; a black colorant; and a solvent, wherein the first photopolymerization initiator is represented by Chemical Formula 1, the second photopolymerization initiator has a different maximum absorption wavelength from the first photopolymerization initiator, and the first photopolymerization initiator and the second photopolymerization initiator are included in a weight ratio of about 3:7 to about 7:3,

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