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. 14, 2021
Filed:
Jun. 15, 2020
Applicant:
Eastman Chemical Company, Kingsport, TN (US);
Inventors:
Robert Erik Young, Kingsport, TN (US);
Mark Allan Treece, Jonesborough, TN (US);
Michael Eugene Donelson, Kingsport, TN (US);
Assignee:
Eastman Chemical Company, Kingsport, TN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 27/06 (2006.01); C08L 67/02 (2006.01); C08L 69/00 (2006.01);
U.S. Cl.
CPC ...
C08L 27/06 (2013.01); C08L 2205/025 (2013.01); C08L 2205/035 (2013.01); C08L 2310/00 (2013.01);
Abstract
This disclosure pertains to novel polyvinyl chloride compositions containing polyvinyl chloride resins, polycarbonate resins and copolyester resins. More particularly, the present disclosure pertains to polyvinyl chloride compositions including admixtures of polycarbonates and high glass transition temperature (T) copolyesters to increase the Tand the heat distortion temperature under load (HDTUL) of the polyvinyl chloride compositions.