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, 2024
Filed:
Nov. 01, 2021
Applicant:
Kctech Co., Ltd., Anseong-si, KR;
Inventors:
Kyong Jin Jung, Gyeonggi-do, KR;
Ga Young Jung, Gyeonggi-do, KR;
Young Ho Yun, Anseong-si, KR;
Kun Hee Park, Gyeonggi-do, KR;
Young Gon Kim, Anseong-si, KR;
Yong Ho Jeong, Gyeonggi-do, KR;
Assignee:
KCTECH CO., LTD., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 1/00 (2006.01); C09G 1/02 (2006.01); C09K 3/14 (2006.01); C11D 1/14 (2006.01); H01L 21/304 (2006.01);
U.S. Cl.
CPC ...
C11D 1/143 (2013.01); C09G 1/02 (2013.01); C09K 3/1409 (2013.01); C11D 1/004 (2013.01); C11D 2111/22 (2024.01); H01L 21/304 (2013.01);
Abstract
A composition for dissolving abrasive particles, and a cleaning method using the composition are provided. The composition includes a sulfur-containing organic acid, a fluorine ion-containing compound, and a solvent, and a turbidity change rate (%) measured at 60° C. for 15 minutes may be in a range of −80 to −99.