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. 18, 2007
Filed:
Jan. 19, 2005
Chang-sup Mun, Suwon-si, KR;
Chang-ki Hong, Sungnam-si, KR;
Sang-jun Choi, Seoul, KR;
Woo-sung Han, Gangam-gu, KR;
Chang-Sup Mun, Suwon-si, KR;
Chang-Ki Hong, Sungnam-si, KR;
Sang-Jun Choi, Seoul, KR;
Woo-Sung Han, Gangam-gu, KR;
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Abstract
A cleaning composition comprises an alkali solution, pure water, and a surfactant represented by the following chemical formula: R1-OSO—HAwherein R1 is one selected from a group consisting of a butyl group, an isobutyl group, an isooctyl group, a nonyl phenyl group, an octyl phenyl group, a decyl group, a tridecyl group, a lauryl group, a myristyl group, a cetyl group, a stearyl group, an oleyl group, a licenoleyl group and a behnyl group, and A is one selected from a group consisting of ammonia, ethanol amine, diethanol amine and triethanol amine.