Ball Licenses Plastic Oxygen Barrier Technology to INVISTA

PolyShield resins are modified PET copolymers that provide active oxygen barrier, carbonation retention and clarity in colored monolayer containers when blended with up to five percent MXD6 at the preform injection machine.

31/07/08 Ball Corporation has granted a license under its oxygen scavenger patents to INVISTA, a leader in PET barrier packaging and producer of PolyShield barrier resins.

"Ball develops and utilizes a variety of barrier technologies to provide enhanced packaging solutions for food and beverage products," said Mike Vaughn, vice president, packaging innovation, Ball Corporation. "This agreement represents our willingness and ability to make this technology available to others."

PolyShield resins are modified PET copolymers that provide active oxygen barrier, carbonation retention and clarity in colored monolayer containers when blended with up to five percent MXD6 at the preform injection machine. Containers made from PolyShield resin/MXD6 blends have been shown to effectively and reliably protect oxygen sensitive foods such as beer, wine and juice in commercial applications around the world.

INVISTA is one of the world's largest integrated fibers and polymers businesses with a global presence. The company delivers exceptional value for customers through market insight, technology innovations, and a powerful portfolio of some of the most recognized global brands and trademarks in their respective industries. Built on a heritage of innovation, INVISTA owns more than 700 unique pending or granted U.S. patents, with corresponding patents in almost all of the countries where INVISTA has a business presence. INVISTA is a wholly owned subsidiary of Koch Industries, Inc., Wichita, Kan.