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:
Sep. 18, 1984
Filed:
Mar. 08, 1982
Applicant:
Inventors:
Michael G Kelly, Coventry, RI (US);
Willi R Steckelberg, E. Greenwich, RI (US);
Assignee:
American Hoechst Corporation, Somerville, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
4273934 ; 81155 ; 8DIG / ; 8DIG / ; 428265 ; 428267 ; 428295 ; 560-9 ; 560 11 ; 560 45 ; 560 47 ; 560 48 ; 560 49 ; 560 50 ; 560 52 ; 560 76 ; 560 89 ;
Abstract
Fluorinated esters based on multi-ring anhydride systems are disclosed which have excellent anti-soiling properties, durability and resistance to laundering. The compounds are represented by the formula ##STR1## wherein n is 2 or 3, Q is a linking group such as --CO--, --O--, or (C.sub.a H.sub.2a+2-n --(O.sub.2 C).sub.n, R.sub.f is a fluorinated radical, and R is derived from an epoxide such as ethylene oxide or epichlorohydrin. Also disclosed are polyester and nylon fibers having these compounds incorporated therein, and a process for producing such soil-repellent fibers.