Polyester urethane and container made therefrom

Details Polyester urethane and container made therefrom Polyester urethane and container made therefrom

C - Chemistry, Metallurgy

08

G

402/141, 402/148

C08G 18/42 (2006.01) B64D 37/02 (2006.01)

Patent

CA 1160394

Abstract A polyester urethane fuel cell having at least one layer of a reaction product of an organic polyisocyanate and a mixed polyester and a curative. In the preferred embodiment the fuel cell has a barrier layer composed of a polyester urethane formed from reacting bis(4-cyclohexyl isocyanate) with 10 to 90 mol percent of polyhexamethylene ortho phthalate and 90 to 10 mol percent of a polycaprolactane and curative. The mixed polyesters are either a blend or co-condensation product of a monomeric polyol of less than 5 carbon atoms with an aromatic dicarboxylic acid and an aliphatic dicarboxylic acid.

355035

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