ACTIVATED OXYGEN SCAVENGING COMPOSITIONS FOR PLASTIC CONTAINERS

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20120283366A1
SERIAL NO

13102747

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

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; and at least one activator compound selected from the group consisting of: (i) a polyester ionomer containing a sulfoisophthalate moiety, (ii) a polyol derivative and (iii) a N-hydroxyimide, wherein the at least one non-polymeric oxidizable organic compound is present in an amount of from about 0.10 to about 10 weight percent of the composition, and wherein the at least one activator compound is present in an amount of from about 0.01 to about 5 weight percent of the composition. The compositions of the present invention do not exhibit an induction period prior to the onset of oxygen scavenging upon formation into a container.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
GRAHAM PACKAGING COMPANY L P700 INDIAN SPRINGS DRIVE LANCASTER PA 17601

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Akkapeddi, Murali K York, US 51 589
Lynch, Brian A Merrimack, US 30 131
ZHONG, Yang York, US 33 113

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation