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. 27, 2003
Filed:
Sep. 05, 2001
Applicant:
Inventors:
James Carl Williams, Blountville, TN (US);
John Guthrie Thompson, Kingsport, TN (US);
Roy Lee Conn, Highlands Ranch, CO (US);
Assignee:
Eastman Chemical Company, Kingsport, TN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 6/702 ;
U.S. Cl.
CPC ...
C08L 6/702 ;
Abstract
There is described a novel blend composition comprising specified amounts of any polycarbonate and specified amounts of a specific copolyester comprising terephthalic acid, naphthalenedicarboxylic acid, 1,4-cyclohexanedicarboxylic acid, or mixtures thereof; isophthalic acid; and 1,4-cyclohexanedimethanol. Also described are films and sheets produced from the novel blend compositions that are thermoformable without having to pre-dry the films and sheets. Further, articles of manufacture produced from the novel blend compositions are described.