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. 12, 1991
Filed:
Oct. 09, 1987
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf-Holthausen, DE;
Abstract
A process for the preparation of a homogeneous, storage-stable detergent for dishwashing machines in the form of fused blocks containing alkali metal hydroxide, alkali metal silicate, water, penta-alkali metal triphosphate, active chlorine donor, and organic complexing agent; comprising preparing a melt of alkali metal silicate, alkali metal hydroxide and water, maintaining the melt at a temperature of about 50.degree. C. to about 75.degree. C., adding to the melt an active chlorine donor and an organic complexing agent, introducing the melt into a flow mixer together with a penta-alkali metal triphosphate and distributing the triphosphate in the melt, pouring the resulting liquid mixture into flexible molds, and allowing the mixture to solidify.