| 摘要 |
<p>Polyester urethane comprises segments of pentadecalactone units. Independent claims are also included for: (a) a blend comprising at least one polyester urethane and at least one further component including polyethylene, polypropylene, polystyrene, polyvinyl chloride, fillers, colorants, and/or medicaments; and (b) a process for preparing a foam comprising at least one polyester urethane, which comprises compounding at least one polyester urethane with a foaming agent and extruding the blend; or dissolving at least one polyester urethane in a solvent and subjecting the solution to a thermally induced phase separation to prepare porous structures.</p> |
