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:
Oct. 09, 1984
Filed:
Dec. 23, 1982
Applicant:
Inventors:
Louis F Wong, Mason, OH (US);
Rosstain F Sterling, Milford, OH (US);
Thomas A Borcher, Sr, Melbourne, KY (US);
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D / ;
U.S. Cl.
CPC ...
252550 ; 252 90 ; 252156 ; 252174 ; 252531 ; 252D / ;
Abstract
A solid cake comprising 20% to 90% buffered alkali earth metal alkyl sulfate surfactant. Perfume, dye or salt, or any combination thereof are added. The surfactant and cakes made therefrom have pH's of from about 6 to about 10. The buffered surfactants and their cakes have improved stability and improved longevity. Preferred cakes are made with buffered magnesium alkyl sulfate.