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:
Mar. 19, 2013
Filed:
Sep. 02, 2008
Gianfranco Chicarella, North Providence, RI (US);
Nao Yokota, Saunderstown, RI (US);
Tracy A. Paolilli, East Greenwich, RI (US);
John J. Fitch, Middletown, RI (US);
Todd R. Sarnstrom, Ellsworth, WI (US);
Dean Borchardt, River Falls, WI (US);
Paul A. Ansolabehere, Minnetonka, MN (US);
Steven Sargeant, Kingston, RI (US);
Gianfranco Chicarella, North Providence, RI (US);
Nao Yokota, Saunderstown, RI (US);
Tracy A. Paolilli, East Greenwich, RI (US);
John J. Fitch, Middletown, RI (US);
Todd R. Sarnstrom, Ellsworth, WI (US);
Dean Borchardt, River Falls, WI (US);
Paul A. Ansolabehere, Minnetonka, MN (US);
Steven Sargeant, Kingston, RI (US);
Toray Plastics (America), Inc., North Kingstown, RI (US);
Anagram International, Inc., Eden Prairie, MN (US);
Abstract
A long life balloon formed from a lamination. The lamination includes a polyester film with a total thickness of 4 μm to 12 μm. The polyester film includes a biaxially oriented polyester core layer and at least one amorphous copolyester skin layer. The lamination also includes a sealant layer and a gas barrier layer on an opposite side of the polyester film from the sealant layer. The oxygen transmission rate of the balloon is less than 0.1 cc/100 sqin/day, a bonding strength of the gas barrier layer to the surface of the polyester film is more than 300 g/in at dry conditions, a sealing strength of the balloon is more than 3.5 kg/in, and a floating time of the balloon is more than 20 days.