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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 9181387 B1

PDFFull Text
Date of Patent:
Nov. 10, 2015

Filed:

Jun. 17, 2011

Polyester compositions which comprise cyclobutanediol having certain cis/trans ratios

Applicants:

Emmett Dudley Crawford, Kingsport, TN (US);

David Scott Porter, Blountville, TN (US);

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

Inventors:

Emmett Dudley Crawford, Kingsport, TN (US);

David Scott Porter, Blountville, TN (US);

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

Assignee:

Eastman Chemical Company, Kingsport, TN (US);

Attorney:

Betty J. Boshears

Primary Examiner:

Ling Choi

Assistant Examiner:

Gennadiy Mesh

Int. Cl.
CPC ...
C08G 63/00 (2006.01); C08L 67/02 (2006.01); C08G 63/199 (2006.01); A01G 9/14 (2006.01); A47F 5/00 (2006.01); B01D 61/30 (2006.01); B32B 17/10 (2006.01); B32B 27/36 (2006.01); B65D 1/02 (2006.01); C08J 5/18 (2006.01); C08J 7/04 (2006.01); C08J 7/12 (2006.01); C08K 3/32 (2006.01); C08K 5/521 (2006.01); C08L 69/00 (2006.01); E01F 8/00 (2006.01); E04D 13/03 (2006.01); G02F 1/1335 (2006.01); B65D 23/10 (2006.01); B65D 25/00 (2006.01); B65D 43/00 (2006.01); A61J 17/00 (2006.01); A61M 1/16 (2006.01); B29C 49/00 (2006.01); B29K 67/00 (2006.01); B29L 31/00 (2006.01); C08L 101/00 (2006.01); G02B 1/10 (2015.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
C08G 63/199 (2013.01); A01G 9/1438 (2013.01); A47F 5/00 (2013.01); B01D 61/30 (2013.01); B32B 17/10018 (2013.01); B32B 27/36 (2013.01); B65D 1/0207 (2013.01); B65D 23/10 (2013.01); B65D 25/00 (2013.01); B65D 43/00 (2013.01); C08J 5/18 (2013.01); C08J 7/047 (2013.01); C08J 7/123 (2013.01); C08K 3/32 (2013.01); C08K 5/521 (2013.01); C08L 67/02 (2013.01); C08L 69/00 (2013.01); E01F 8/0005 (2013.01); E04D 13/03 (2013.01); G02F 1/133606 (2013.01); A61J 17/00 (2013.01); A61M 1/16 (2013.01); B29B 2911/14986 (2013.01); B29C 49/00 (2013.01); B29K 2067/00 (2013.01); B29L 2031/7542 (2013.01); C08J 2367/00 (2013.01); C08J 2367/02 (2013.01); C08J 2483/00 (2013.01); C08K 2201/014 (2013.01); C08L 101/00 (2013.01); G02B 1/105 (2013.01); G02B 5/3083 (2013.01); Y10T 428/139 (2015.01); Y10T 428/1352 (2015.01); Y10T 428/1397 (2015.01); Y10T 428/161 (2015.01); Y10T 428/162 (2015.01); Y10T 428/24107 (2015.01); Y10T 428/24479 (2015.01); Y10T 428/24942 (2015.01); Y10T 428/31504 (2015.04); Y10T 428/31507 (2015.04); Y10T 428/31663 (2015.04); Y10T 428/31786 (2015.04);
Abstract

Described are polyester compositions comprising (a) a dicarboxylic acid component comprising 80 to 100 mole % terephthalic acid residues; optionally, aromatic dicarboxylic acid or aliphatic dicarboxylic acid residues; 30 to 40 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, where said 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues comprise at least 55 mole % cis-2,2,4,4-tetramethyl-1,3-cyclobutanediol; and 60 to 70 mole % 1,4-cyclohexanedimethanol residues.

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