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:
Apr. 20, 1993
Filed:
Jan. 14, 1992
Applicant:
Inventors:
Assignee:
Itoh Seiyu Kabushiki Kaisha, Mie, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
514784 ; 252312 ; 252356 ; 252357 ; 252527 ; 252546 ; 252D / ; 252D / ; 426519 ; 514788 ; 514846 ; 514938 ; 554 52 ; 554 61 ; 554 63 ; 562561 ;
Abstract
Lipophilic amphoteric surface active compositions exhibiting remarkable W/O emulsifying property and good stabililty against oxidation, comprising betaines having the general formula ##STR1## wherein R.sub.1 --CO is an acyl radical of estolides, R.sub.2 is an alkylene group having 1 to 3 carbon atoms and n is an integer from 1 to 3.