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:
Feb. 21, 1978
Filed:
Aug. 11, 1976
Louis Mesaros, Oullins, FR;
Produits Chimiques Ugine Kuhlmann, Paris, FR;
Abstract
Processes for the preparation of mixed persalts capable of liberating hydrogen peroxide in aqueous solutions and stable in dry detergent compositions, which processes comprise adding 60-80% H.sub.2 O.sub.2 containing 0.6-1.8% EDTA to sodium carbonate monohydrate or to a sodium carbonate hydrate containing from 75-90% sodium carbonate, wherein sodium or potassium sulfate, sodium or potassium pyrophosphate, sodium metasilicate, sodium disilicate, sodium citrate, sodium glucoheptonate, sodium perborate, anhydrous sodium carbonate, potassium carbonate, or mixed sodium and potassium carbonate or a mixture thereof is added to the reaction mixture, together with the products produced and use thereof as oxidizing agents in detergent mixtures.