US 6,982,113 B2 | ||
High strength high gas barrier cellular cushioning product | ||
Charles Kannankeril, North Caldwell, N.J. (US); Bob O'Dowd, Wesley Hills, N.Y. (US); and Mike Metta, Wayne, N.J. (US) | ||
Assigned to Sealed Air Corporation (US), Saddle Brook, N.J. (US) | ||
Filed on Nov. 22, 2002, as Appl. No. 10/302,004. | ||
Prior Publication US 2004/0101658 A1, May 27, 2004 | ||
Int. Cl. B32B 3/00 (2006.01) |
U.S. Cl. 428—166 | 25 Claims |
1. An inflatable cellular cushioning article having a plurality of inflatable chambers with each chamber comprising a plurality of inflatable cells connected in series with one another, the article being made from a first multilayer film having a unit weight of from 20 to 250 grams per square meter sealed to itself or a second film having a unit weight of from 20 to 250 grams per square meter, wherein the first and second films each comprise an outer seal layer, a gas barrier layer, and a tie layer between the seal layer and the gas barrier layer, with the tie layer comprising an anhydride modified olefin polymer containing anhydride at a level of at least 150 ppm, based on the weight of the modified olefin polymer. |