The preparation method for the catalyst comprises the following processes in turn: precursor preparation, crystallization, secondarycrystallization, molding and calcination.
该催化剂的制备方法依次包 括以下工艺：前躯体配制、晶化、二次晶化、成型和煅烧。
2
It was discovered by POM that spherulitic morphology of PHB in the blend changed significantly, size of the spherulites decreased and the secondarycrystallization of PHB was inhibited also.