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:
Nov. 13, 2001
Filed:
Apr. 09, 1999
Applicant:
Inventors:
Klaus Kwetkat, Lünen, DE;
Wolfgang Schröder, Dorsten, DE;
Assignee:
RWE-DEA Aktiengesellschaft fuer Mineraloel und Chemie, Hamburg, DE;
Primary Examiner:
Int. Cl.
CPC ...
A61K 7/075 ; B01F 1/704 ; B01F 1/742 ; C07C / ; C11D 1/16 ;
U.S. Cl.
CPC ...
A61K 7/075 ; B01F 1/704 ; B01F 1/742 ; C07C / ; C11D 1/16 ;
Abstract
The invention relates to amphiphilic compounds of the general formula (I) with at least two hydrophilic and at least two hydrophobic groups based on di, oligo or polyolethers. The amphiphilic compounds of this invention are highly surface active and are suitable as emulsifiers, demulsifiers, detergents, dispersants and hydrotropes for industrial and domestic purposes, e.g. in the fields of metalworking, ore separation, surface treatment, washing and cleaning, cosmetics, medicine and food processing and preparation.