发明授权
US06547997B1 Method for producing solvent-free noncrystalline biologically active substances 有权
生产无溶剂非晶生物活性物质的方法

Method for producing solvent-free noncrystalline biologically active substances
摘要:
Solvent-free noncrystalline bioactive substances are prepared from the corresponding crystalline bioactive substances in an extruder by melting the substances in the extruder under reduced pressure and in the absence of auxiliaries, cooling and comminuting.
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