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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 11976138 B1

PDFFull Text
Date of Patent:
May. 07, 2024

Filed:

Nov. 09, 2017

Thermally stable cellulose ester compositions and articles made using these compositions

Applicant:

Eastman Chemical Company, Kingsport, TN (US);

Inventors:

Thomas Joseph Pecorini, Kingsport, TN (US);

Michael Eugene Donelson, Kingsport, TN (US);

Gary Michael Stack, Kingsport, TN (US);

Emerson Eston Sharpe, Jr., Kingsport, TN (US);

Wenlai Feng, Johnson City, TN (US);

Haining An, Kingsport, TN (US);

Assignee:

Eastman Chemical Company, Kingsport, TN (US);

Attorney:

Kenrick L. Vidale

Primary Examiner:

Coris Fung

Assistant Examiner:

Ritu S Shirali

Int. Cl.
CPC ...
C08B 3/16 (2006.01); B29C 45/00 (2006.01); B29K 1/00 (2006.01); B29K 105/00 (2006.01); C08B 3/06 (2006.01); C08K 5/1515 (2006.01); C08K 5/526 (2006.01); C08L 1/02 (2006.01); C08L 1/10 (2006.01); C08L 1/12 (2006.01); C08L 1/14 (2006.01); B29C 45/78 (2006.01); C08K 5/00 (2006.01);
U.S. Cl.
CPC ...
C08B 3/16 (2013.01); B29C 45/0001 (2013.01); C08B 3/06 (2013.01); C08K 5/1515 (2013.01); C08K 5/526 (2013.01); C08L 1/02 (2013.01); C08L 1/10 (2013.01); C08L 1/12 (2013.01); C08L 1/14 (2013.01); B29C 45/78 (2013.01); B29C 2945/76498 (2013.01); B29C 2945/76531 (2013.01); B29C 2945/76561 (2013.01); B29C 2945/76668 (2013.01); B29K 2001/12 (2013.01); B29K 2105/0038 (2013.01); B29K 2995/0017 (2013.01); B29K 2995/0056 (2013.01); C08K 5/0016 (2013.01); C08L 2205/02 (2013.01); C08L 2205/06 (2013.01);
Abstract

The present application discloses cellulose ester compositions that are plasticizer free that can be processed at higher temperatures with reduced degradation. The cellulose ester compositions disclosed are useful for the preparation of articles, for example eyeglass frames, automotive parts, and toys.

Find Patent Forward Citations

Pecorini, Thomas. (2024). Thermally stable cellulose ester compositions and articles made using these compositions (U.S. Patent No. 11976138). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11976138

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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