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. 21, 1993
Filed:
Aug. 21, 1992
Applicant:
Inventors:
Willem R Van Dijk, Oud Beyerland, NL;
Ton Swarthoff, Hellevoetsluis, NL;
Assignee:
Lever Brothers Company, Division of Conopco, Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ; C12N / ; D06L / ;
U.S. Cl.
CPC ...
252102 ; 8111 ; 252 99 ; 252103 ; 25217412 ; 25217419 ; 25217424 ; 25217425 ; 25218638 ; 25218639 ; 252524 ; 252542 ; 252D / ;
Abstract
A machine dishwashing composition containing a peroxygen compund as the bleaching agent and having improved bleaching action combined with excellent starch removing properties is disclosed. The compositioncontains a dinuclear manganese complex having the general formula. ##STR1## As defined in the description, as bleach catalyst and starch removing additive, in an amount corresponding to a Mn-content of from 0.0001 to about 1.0% by weight. A preferred Mn-complex is: