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:
Dec. 19, 1995
Filed:
Sep. 08, 1994
Yushi Sakata, Wakayama, JP;
Junichi Inokoshi, Wakayama, JP;
Tohru Katoh, Wakayama, JP;
Osamu Tachizawa, Wakayama, JP;
Uichiro Nishimoto, Wakayama, JP;
Yasuki Ohtawa, Wakayama, JP;
Masaaki Yamamura, Wakayama, JP;
Kao Corporation, Tokyo, JP;
Abstract
To provide an aqueous fabric softener composition, which is excellent in softening performance, elasticity and storage stability, and a quaternary ammonium salt which is useful as a softening base of this composition and nondetrimental to the natural environment because of its excellent biodegradability and a process for the preparation of this salt. The aqueous fabric softener composition of the present invention comprises from 3 to 40% by weight of a quaternary ammonium salt represented by the following formula (I), and water: ##STR1## wherein R.sup.1 and R.sup.2 represent each a C.sub.1-4 alkyl group, etc.; R.sup.3 and R.sup.4 represent each a C.sub.7-35 alkyl group, etc.; and X.sup.- represents an anion group.