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:
Apr. 09, 2013
Filed:
Jan. 11, 2011
Barry Alan Morris, Wilmington, DE (US);
Edward J. Stancik, Diamondhead, MS (US);
Mark F. Teasley, Landenberg, PA (US);
Barry Alan Morris, Wilmington, DE (US);
Edward J. Stancik, Diamondhead, MS (US);
Mark F. Teasley, Landenberg, PA (US);
E I du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
Disclosed is a composition comprising an aliphatic-aromatic copolyester consisting essentially of a dicarboxylic acid component that includes a terephthalic acid component and a linear aliphatic dicarboxylic acid component; and a glycol component consisting essentially of a linear aliphatic glycol component and 0 to 4 mole percent based on 100 mole percent total glycol component of a dialkylene glycol component; starch; optionally water; and polyol plasticizer. Also disclosed are shaped articles such as films which exhibit greater than expected tear strength and methods for preparing the films.