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:
Jan. 07, 1992
Filed:
Dec. 13, 1990
Applicant:
Inventors:
Franz-Josef Dany, Erftstadt, DE;
Werner Gohla, Niederkassel, DE;
Gunther Schimmel, Erftstadt, DE;
Hans P Rieck, Tokyo, JP;
Ingrid Czeslik, Kerpen, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ; C11D / ; C11D / ;
U.S. Cl.
CPC ...
252 94 ; 252 95 ; 252 99 ; 252102 ; 252140 ; 25217425 ;
Abstract
The invention relates to a washing agent with a storage-stabilized bleach system and 2 to 20% by weight of detergents and conventional washing auxiliaries, including fillers, the washing agent containing 10 to 50% by weight of a crystalline layered silicate as a builder as well as 1 to 5% by weight of tetraacetylethylenediamine (TAED) and a bleach, the quantity of bleach being such that 0.5 to 4% by weight of washing-active oxygen (AVOX) is present in the washing agent.