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.

Date of Patent:
Mar. 14, 2023

Filed:

Nov. 17, 2021
Applicant:

Klöckner Pentaplast of America, Inc., Gordonsville, VA (US);

Inventors:

Wade Jackson Kammauff, Charlottesville, VA (US);

Seth Thomas Stewart, Charlottesville, VA (US);

Carlos Daniel Stagnaro, Charlottesville, VA (US);

Assignee:

KLÖCKNER PENTAPLAST OF AMERICA, INC., Gordonsville, VA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/672 (2006.01); B29C 48/08 (2019.01); B29C 48/18 (2019.01); B29C 33/42 (2006.01); C08G 63/183 (2006.01); C08G 63/553 (2006.01); B29K 67/00 (2006.01); B29K 105/00 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
C08G 63/672 (2013.01); B29C 33/42 (2013.01); B29C 48/08 (2019.02); B29C 48/18 (2019.02); C08G 63/183 (2013.01); C08G 63/553 (2013.01); B29K 2067/003 (2013.01); B29K 2105/256 (2013.01); B29L 2031/7164 (2013.01);
Abstract

In various aspects, the present disclosure pertains to thermoformed webs that comprise polymer films having one or more thermoformed cavities contained therein, the polymer films comprising a polymer blend of amorphous polyethylene terephthalate (APET) and a copolyester that comprises (a) dicarboxylic acid residues (e.g., dicarboxylic acid residues that comprise terephthalic acid residues and, optionally, one or more additional dicarboxylic acid residues) and (b) diol residues (e.g., diol residues comprising ethylene glycol residues and, optionally, one or more additional diol monomer residues). Other aspects of the disclosure pertain to methods of forming such thermoformed webs, packaged products comprising such thermoformed webs, and methods of recycling such thermoformed webs.


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