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:
Oct. 18, 2022
Filed:
Feb. 05, 2019
Applicant:
Evonik Operations Gmbh, Essen, DE;
Inventors:
Eric Theiner, Midlothian, VA (US);
Buford Brian Smith, Evansville, WI (US);
Khalil Yacoub, Allentown, PA (US);
Larry Meyers, Milton, WI (US);
Assignee:
Evonik Operations GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/02 (2006.01); C11D 3/30 (2006.01); C11D 7/10 (2006.01); C11D 7/32 (2006.01); C11D 1/10 (2006.01); C11D 3/00 (2006.01); C11D 3/04 (2006.01); C11D 3/12 (2006.01); C11D 11/00 (2006.01); C11D 17/00 (2006.01); C11D 1/88 (2006.01); C11D 1/94 (2006.01); C11D 1/72 (2006.01); C11D 1/722 (2006.01); C11D 3/08 (2006.01); C11D 3/10 (2006.01); C11D 3/26 (2006.01);
U.S. Cl.
CPC ...
C11D 1/10 (2013.01); C11D 1/72 (2013.01); C11D 1/722 (2013.01); C11D 1/88 (2013.01); C11D 1/94 (2013.01); C11D 3/0047 (2013.01); C11D 3/044 (2013.01); C11D 3/08 (2013.01); C11D 3/10 (2013.01); C11D 3/1226 (2013.01); C11D 3/1233 (2013.01); C11D 3/1246 (2013.01); C11D 3/26 (2013.01); C11D 3/30 (2013.01); C11D 11/0023 (2013.01); C11D 17/0013 (2013.01);
Abstract
The present invention relates to new alkaline, preferably highly alkaline, cleaning solutions comprising surfactants with improved stability and cleaning performance under such conditions. It further relates to novel surfactants.