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. 20, 1976
Filed:
Jun. 11, 1975
Applicant:
Inventors:
Armin Hiestand, Binningen, CH;
Horst Jager, Bettingen, CH;
Assignee:
Ciba-Geigy AG, Basel, CH;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2603095 ; 81156 ; 81276 ; 8128 / ; 8189 ;
Abstract
The present invention provides new perfluoroalkylcarboxylic acid esters of the formula ##EQU1## WHEREIN R.sub.f is perfluoroalkyl with 4 to 18 carbon atoms, A represents a radical forming with the --NCO--N-group ethylene urea, hydantoin or isocyanurate radicals, B is --O-- or --OH Cl-- , m is a whole number from 1 to 3, q is 1 or 2 and x is 0, 1 or 2, with x being 0 or 1 if m is 1. The new compounds are useful for producing oil and water-repellent finishes on porous and non-porous finishes, such as paper, textiles or plastics.