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:
Jul. 30, 1985
Filed:
Jan. 11, 1984
Applicant:
Inventors:
Tamara Padron, North Bergen, NJ (US);
Ignacio Lopez, Guttenberg, NJ (US);
Assignee:
Lever Brothers Company, New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D / ;
U.S. Cl.
CPC ...
25217417 ; 25217423 ; 252559 ; 252D / ; 4273934 ;
Abstract
An aqueous liquid detergent composition containing a nonionic surfactant, a builder, a particular hydroxypropyl methylcellulose ether and optionally an anionic surfactant is disclosed having unusual stability, especially at low temperatures. The hydroxypropyl methylcellulose is characterized as having 28-30% methoxyl and 7-12% hydroxypropyl substitution with molecular weight from 5-250 cps nominal viscosity in 2% aqueous solution at 68.degree. F.