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    • 9. 发明申请
    • CRYSTALLIZATION SYSTEM USING HOMOGENIZATION
    • 使用均匀化的结晶体系
    • WO2003095059A1
    • 2003-11-20
    • PCT/US2003/012314
    • 2003-04-21
    • BRISTOL-MYERS SQUIBB COMPANYWEI, ChenkouAKITI, Otute
    • WEI, ChenkouAKITI, Otute
    • B01D9/00
    • B01F7/008B01D9/005B01F5/104
    • A first solution and a second solution are supplied to the inlet conduit of a chamber. The chamber includes a stator formed of spaced stationery blades within which a rotor with spaced blades is rotatably received. As the rotor is rotated, high shear mixing forces are applied to the solutions and crystallization take place within the chamber. Additional mixing of the product can take place after it leaves the chamber. Seed material can be introduced to the chamber and recirculated from the inlet to the outlet as the process is performed. The process can be used to combine a solution of the material to be crystallized dissolved in a solvent and an anti-solvent solution. Alternatively, solutions containing first and second reactive intermediates in solvents can be combined under conditions of temperature and pressure that permit reaction of the first and second reactive intermediates to produce a reaction product of limited solubility in the solvent mixture.
    • 将第一溶液和第二溶液供应到室的入口导管。 腔室包括由间隔开的文具刀片形成的定子,其中具有间隔开的叶片的转子被可旋转地接收。 当转子旋转时,将高剪切混合力施加到溶液中,并且在室内发生结晶。 产品的进一步混合可以在离开室之后进行。 当进行处理时,种子材料可以被引入到室中并且从入口再循环到出口。 该方法可用于将溶解在溶剂中的待结晶材料的溶液与抗溶剂溶液组合。 或者,在溶剂中含有第一和第二反应性中间体的溶液可以在温度和压力的条件下进行组合,其允许第一和第二反应中间体反应产生在溶剂混合物中溶解度有限的反应产物。