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. 20, 1977
Filed:
Sep. 22, 1976
Applicant:
Inventor:
Harold Roy Penton, Jr, Asheville, NC (US);
Assignee:
Akzona Incorporated, Asheville, NC (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
260 / ; 8165 ; 8168 / ; 260 / ; 260 / ;
Abstract
The disperse dyeability of a fiber or film forming polyester resin is improved by dispersing substantially uniformly in a polyester resin in which it is at least partially soluble a compound having the formula ##STR1## wherein R is benzyl or phenethyl, R.sub.1 is ethylene or propylene, R.sub.2 is hydrogen or lower alkyl and M is an alkali metal.
Penton, Jr, Harold. (1977). Method for improving disperse dyeability of polyesters and product (U.S. Patent No. 4049633). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4049633
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile