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. 29, 2009
Filed:
Mar. 10, 2006
Applicants:
Christian Bittner, Mannheim, DE;
Jürgen Tropsch, Römerberg, DE;
Ralf Nörenberg, Ludwigshafen, DE;
Inventors:
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 1/72 (2006.01); C11D 1/74 (2006.01); C07C 69/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to low-foam surfactant mixtures of the general formula (I) where R, R, Rand R, l, n and m have the meaning given in the description and the claims, and to the production thereof. For example, R=C-alkyl, R=H, l=5, m=22, n=1, R=methyl and R=C-C-alkyl. The surfactants are suitable for detergent and cleaner formulations.