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:
Dec. 19, 2017
Filed:
Nov. 16, 2015
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Inventors:
Ahn-Ho Lee, Yongin-si, KR;
Chung-Kyung Jung, Anyang-si, KR;
Dong-Min Kang, Seoul, KR;
Dong-Hun Kang, Suwon-si, KR;
Go-Un Kim, Suwon-si, KR;
Dong-Jin Kim, Suwon-si, KR;
Yong-Sik Yoo, Suwon-si, KR;
Young-Chul Jung, Suwon-si, KR;
Yu-Ri Jung, Suwon-si, KR;
Jung-Min Choi, Suwon-si, KR;
Sang-Kyun Kim, Suwon-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 7/50 (2006.01); C11D 1/00 (2006.01); C11D 3/20 (2006.01); C11D 3/30 (2006.01); C11D 11/00 (2006.01); C11D 1/66 (2006.01); C11D 1/72 (2006.01); C11D 3/28 (2006.01); C11D 3/43 (2006.01);
U.S. Cl.
CPC ...
C11D 1/008 (2013.01); C11D 1/662 (2013.01); C11D 1/667 (2013.01); C11D 1/72 (2013.01); C11D 3/2079 (2013.01); C11D 3/28 (2013.01); C11D 3/30 (2013.01); C11D 3/43 (2013.01); C11D 11/0047 (2013.01);
Abstract
A cleaning composition includes an organic solvent, an organic acid, a chelating agent, a surfactant containing at least one hydroxyl group (OH) at the end, and an ultra pure water, wherein a pH value of the cleaning composition is equal to or higher than 12.