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. 31, 1978
Filed:
Aug. 18, 1975
Applicant:
Inventors:
Assignee:
Kao Soap Co., Ltd., Tokyo, JA;
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ;
U.S. Cl.
CPC ...
252 99 ; 252 95 ; 423277 ; 423281 ; 4234 / ;
Abstract
Sodium percarbonate or sodium perborate of high specific volume is prepared by mixing sodium carbonate or sodium borate, or an aqueous solution thereof, with aqueous hydrogen peroxide, in the presence of an anionic surface active agent in an amount exceeding the critical concentration for micelle formation.