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. 13, 1982
Filed:
Jul. 09, 1980
Erich Hoffmann, Kriftel, DE;
Wolfgang Wagemann, Tremsbuttel, DE;
Gunther Tauber, Koblenz, DE;
Adolf May, Hofheim am Taunus, DE;
Hans-Walter Bucking, Kelkheim, DE;
Hoechst Aktiengesellschaft, Frankfurt, DE;
Abstract
Quaternary ammonium compounds of the formula 1 ##STR1## in which R is C.sub.8 -C.sub.30 -alkyl or alkenyl; R.sub.1 is alkyl, 2-hydroxyalkyl or alkenyl each having from 8 to 30 carbon atoms; R.sub.2 is C.sub.1 -C.sub.4 -alkyl or benzyl; A is a group of the formulae ##STR2## B is A or C.sub.1 -C.sub.4 -alkylene, X and Y are hydrogen or methyl with the proviso that X and Y are not simultaneously methyl; m is 1 or 2; n is a number of from 1 to 20; and A.sup.(-) is an anion; a process for the preparation thereof, and their use as fabric softeners.