06321465 is referenced by 169 patents and cites 82 patents.

The present invention relates to membranes including an urethane including a polyester polyol, wherein the membrane has a gas transmission rate of 15.0 or less for nitrogen gas wherein the membrane has an average thickness of approximately 20.0 mils. Under certain embodiments, the membranes include blends of one or more polyester polyol based thermoplastic urethanes and one or more barrier materials. The membranes can be employed in a variety of applications and can be used as either monolayers or multi-layered laminates.

Title
Membranes of polyurethane based materials including polyester polyols
Application Number
9/436869
Publication Number
6321465 (B1)
Application Date
November 9, 1999
Publication Date
November 27, 2001
Inventor
David Goldwasser
Chesterfield
MO, US
Henry W Bonk
Wallingford
CT, US
Agent
Harness Dickey & Pierce
US
Assignee
Nike
OR, US
IPC
A43B 13/20
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