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:
Aug. 13, 2002
Filed:
Jun. 23, 2000
Applicant:
Inventors:
Joaquin Bigorra, Sabadell, ES;
Nuria Bonastre Gilabert, Barberá del Vallés, ES;
Rafael Pi Subirana, Granollers, ES;
Assignee:
Cognis Deutschland GmbH, Duesseldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 1/62 ; C11D 3/32 ;
U.S. Cl.
CPC ...
C11D 1/62 ; C11D 3/32 ;
Abstract
Detergent mixtures comprising (a) an oligomeric esterquat which is the product of the process which comprises reacting a mixture of a mono-carboxylic acid and a dicarboxylic acid with an alkanolamine to form an alkanolamine oligoester and reacting the alkanolamine oligoester with an alkylating agent and (b) the product of the process which comprises reacting an alkylene oxide and a fatty acid amidoamine, wherein the weight ratio of components (a) to (b) is from about 10:90 to about 90:10; and wherein the oligomeric esterquat has at least two cationic centers.