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. 01, 1981
Filed:
May. 05, 1980
Applicant:
Inventors:
Kurt Kosswig, Marl, DE;
Ekkehard Wienhoefer, Marl, DE;
Assignee:
Chemische Werke Huels, A.G., Marl, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C11D / ; C11D / ;
U.S. Cl.
CPC ...
25217421 ; 252 99 ; 252135 ; 252358 ; 568624 ; 568625 ;
Abstract
A compound of the formula ##STR1## wherein R is alkyl of 8-22 carbon atoms in the alkyl chain or hydroxyalkyl of 2-22 carbon atoms; and R' and R' each independently is hydrogen or C.sub.1 -C.sub.20 -alkyl provided that R' and R' are not simultaneously hydrogen, and R' and R' in total have 8-20 carbon atoms; and