Hydroxyalkyal lignin was synthesized from alkali lignin with propylene oxide.Then it was epoxided by epichlorohydrin catalyzed via boron trifluoride etherate to form ligninbased epoxy resin.

• 摘要以碱木质素为原料，三氟化硼乙醚为催化剂，用环氧丙烷对碱木质素进行丙氧基化改性后，与环氧氯丙烷反应合成木质素基环氧树脂。