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US 6,034,149 AGranted
Hydrophilic polyurethane foams
AssigneeImperial Chemical Industries PLC
InventorsGerhard Jozef Bleys, Dirk Gerber, Henk Grymonprez
Life of this patent
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Abstract
Hydrophilic flexible polyurethane foam which foam is in a compressed state above its glass transition temperature and at ambient pressure in the absence of force suitable to create the compressed state.
Claims25
Hydrophilic flexible polyurethane foam which foam is in a compressed state at a temperature above its glass transition temperature (Tg.sup.s) and at ambient pressure in the absence of a force suitable to create the compressed state.
Dependencies are inferred from the claim text.