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:
Jan. 16, 1979
Filed:
Jun. 17, 1977
Applicant:
Inventors:
Hans L Panke, Frankfurt am Main, DE;
Willi Steckelberg, Hofheim im Taunus, DE;
Jochen M Quack, Kelkheim, DE;
Alwin Reng, Frankfurt am Main, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
424 70 ; 252547 ; 252D / ; 2604 / ; 2605 / ;
Abstract
Quaternary ammonium compounds of the formula I ##STR1## wherein R.sub.1 is C.sub.8 -C.sub.24 alkyl, cyclohexyl or aryl, X and Y are hydrogen or methyl, only one X or Y being methyl at the same time, n is an integer of from 1 to 20, R.sup.2 and R.sup.3 are lower alkyl or benzyl and A is an anion. These compounds are made by common alkylation reaction of the corresponding non-quaternized compounds. They are used as surfactants, especially in hair care compositions.