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:
Apr. 09, 1991
Applicant:
Inventors:
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ;
U.S. Cl.
CPC ...
252549 ; 252-8554 ; 252353 ; 252533 ; 252536 ; 252555 ;
Abstract
The invention relates to a detergent composition comprising an internal olefin sulfonate salt having from 8 to 26 carbon atoms, wherein at least 25% by weight of the internal olfein sulfonate salt is in the beta-hydroxy alkane sulfonate form. It has been found that internal olefin sulfonate salts having enhanced beta-hydroxy alkane sulfonate content provide excellent detergency.