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:
May. 29, 1990
Filed:
Oct. 04, 1989
Applicant:
Inventors:
Biau-Hung Chang, West Chester, OH (US);
Lester Y Lee, Hamilton, OH (US);
Jack Kwiatek, Cincinnati, OH (US);
Assignee:
Quantum Chemical Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528220 ; 528222 ; 528392 ; 528486 ; 528491 ; 528497 ; 528503 ; 524287 ; 524290 ;
Abstract
A facile process for converting polyketones to polyesters is provided. The process involves reacting a polyketone, such as an ethylene-carbon monoxide copolymer, with an organic peroxyacid oxidizing agent in an inert liquid medium at a temperature from -20.degree. C. to 150.degree. C. to convert substantially all or only a portion of the keto functionality to ester moieties.
Quick Actions:
Chang, Biau-Hung. (1990). Process for converting polyketones to polyesters (U.S. Patent No. 4929711). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4929711
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile