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:
Jun. 30, 2015
Filed:
Mar. 13, 2013
Applicant:
Graham Packaging Company, L.p., York, PA (US);
Inventors:
Murali K. Akkapeddi, York, PA (US);
Brian A. Lynch, Merrimack, NH (US);
Timothy Schnetzka, Wrightsville, PA (US);
Assignee:
GRAHAM PACKAGING COMPANY, L.P., York, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K 5/098 (2006.01); C09K 15/30 (2006.01); C08K 5/00 (2006.01); C08K 5/20 (2006.01); C08K 5/3417 (2006.01);
U.S. Cl.
CPC ...
C09K 15/30 (2013.01); C08K 5/005 (2013.01); C08K 5/20 (2013.01); C08K 2201/012 (2013.01); C08K 2201/019 (2013.01); C08K 5/098 (2013.01); C08K 5/3417 (2013.01);
Abstract
The present invention provides a composition comprising: a polyester base polymer; at least one non-polymeric oxidizable organic compound; at least one transition metal in a positive oxidation state, said metal being present in the composition in an amount of from about 10 to about 400 ppm, wherein the polyester base polymer comprises less than about 40 ppm phosphorous. The compositions of the present invention do not exhibit an induction period prior to the onset of oxygen scavenging upon formation into a container.