Spherical chitosan furfural resin was synthesized by preparing chitosan beads via drop-sphere-forming method at first,and then by modifying the beads with furfural.

• 试验中先采用滴加成球法制备球形壳聚糖,然后用呋喃甲醛对其改性,合成了球形壳聚糖呋喃甲醛树脂。