IDiyas

For the Inventor, By the Inventor

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.:

US 9598533 B1

PDFFull Text
Date of Patent:
Mar. 21, 2017

Filed:

Jul. 12, 2013

Polyester compositions containing cyclobutanediol having a certain combination of inherent viscosity and moderate glass transition temperature and articles made therefrom

Applicant:

Eastman Chemical Company, Kingsport, TN (US);

Inventors:

Emmett Dudley Crawford, Kingsport, TN (US);

Thomas Joseph Pecorini, Kingsport, TN (US);

Douglas Stephens McWilliams, Piney Flats, TN (US);

David Scott Porter, Blountville, TN (US);

Gary Wayne Connell, Church Hill, TN (US);

Ted Calvin Germroth, Kingsport, TN (US);

Benjamin Fredrick Barton, Kingsport, TN (US);

Damon Bryan Shackelford, Kingsport, TN (US);

Assignee:

Eastman Chemical Company, Kingsport, TN (US);

Attorney:

Robert C. Morriss

Primary Examiner:

Ling Choi

Assistant Examiner:

Gennadiy Mesh

Int. Cl.
CPC ...
C08G 63/00 (2006.01); C08L 67/02 (2006.01); C08K 5/526 (2006.01); C08K 5/5397 (2006.01); C08G 63/199 (2006.01); C08K 5/521 (2006.01); C08K 5/527 (2006.01); C08K 3/32 (2006.01); C08K 7/14 (2006.01); C08K 7/06 (2006.01); C08G 63/20 (2006.01); C08K 5/00 (2006.01);
U.S. Cl.
CPC ...
C08G 63/199 (2013.01); C08G 63/20 (2013.01); C08K 3/32 (2013.01); C08K 5/005 (2013.01); C08K 5/521 (2013.01); C08K 5/526 (2013.01); C08K 5/527 (2013.01); C08K 5/5397 (2013.01); C08K 7/06 (2013.01); C08K 7/14 (2013.01); C08L 67/02 (2013.01);
Abstract

Described are polyesters comprising (a) a dicarboxylic acid component comprising 80 to 100 mole % terephthalic acid residues; optionally, 0 to 20 mole % aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues; 20 to 30 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 70 to 80 mole % 1,4-cyclohexanedimethanol residues. The polyesters may be manufactured into articles such as fibers, films, bottles or sheets.

Find Patent Forward Citations

Loading…