Porous starch,a new type of modified starch with hollow structure,can be produced by ways of ultrasonic irradiation,spraying,mechanical impact,alcohol denaturalization or acid hydrolysis.

• 多孔淀粉是一种中空变性淀粉,有超声波照射、喷雾、机械撞击、醇变性和酸水解等多种生产方法。