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:
Jun. 07, 2016
Filed:
Aug. 19, 2010
Applicant:
Ho Sung Choi, Gyeonggi-Do, KR;
Inventor:
Ho Sung Choi, Gyeonggi-Do, KR;
Assignee:
LTC Co., Ltd., Anyang, Gyeonggi-do, KR;
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/42 (2006.01); C11D 11/00 (2006.01);
U.S. Cl.
CPC ...
G03F 7/422 (2013.01); G03F 7/425 (2013.01); C11D 11/0047 (2013.01);
Abstract
The present invention relates to a photoresist stripping composition for all process of manufacturing LCD, more specifically to a water-borne united photoresist stripping composition, as a weak basic composite comprising a tertiary alkanolamine, water, and an organic solvent. The composition according to the present invention prevents a corrosion of Al and Cu metal wiring in process of manufacturing LCD, has a good capability of removing photoresist, and is applied to all Al process, Cu process, an organic film process, and COA process.