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:
Jun. 20, 1989
Filed:
Feb. 25, 1988
Applicant:
Inventors:
Frederick E Hardy, Ponteland, GB;
Darlene R Walley, Cincinnati, OH (US);
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
D06M / ; C11D / ;
U.S. Cl.
CPC ...
252-86 ; 8137 ; 252-88 ; 252142 ; 252547 ; 260404 ; 560-1 ;
Abstract
Shelf-stable biodegradable fabric softening compositions are provided comprising mixtures of a quaternized ester-ammonium softening compound having the formula ##STR1## and mixtures thereof, wherein each R substituent is independently selected from C.sub.1 -C.sub.6 alkyl, alkenyl or hydroxyalkyl groups, R.sup.1 is a C.sub.14 -C.sub.22 hydrocarbyl group, R.sup.2 is a C.sub.13 -C.sub.21 hydrocarbyl group, and A.sup.- is a softener compatible anion; and a liquid carrier. These biodegradable compositions have improved product stability and dispersability, as well as excellent fabric softening characteristics.