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. 05, 1999
Filed:
Sep. 16, 1997
Applicant:
Inventors:
Sudhakar Puvvada, Rutherford, NJ (US);
Richard Kolodziej, Cliffside Park, NJ (US);
May Shana'a, Fort Lee, NJ (US);
Assignee:
Lever Brothers Company, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ; C11D / ;
U.S. Cl.
CPC ...
510418 ; 510119 ; 510123 ; 510125 ; 510130 ; 510352 ; 510424 ; 510490 ; 510153 ; 510422 ; 510425 ;
Abstract
The present invention relates to a method of enhancing low temperature stability of lamellar structured liquid cleansing compositions comprising 5% to 50% of a surfactant system comprising (a) anionic or mixture of anionics and (b) an amphoteric and/or zwifterionic surfactant, wherein said method comprises selecting component (b) such that alkalimetal alkylamphoacetate comprises greater than 25% to 90% of said component (b).