1·A heterogeneous catalytic system for methylolation of alkali lignin was constituted of tetrahydrofuran containing purified alkali lignin and solid alkali catalyst with special structure .
将合成出的具有特定结构的复合型固体碱催化剂，与溶有纯化碱木素的四氢呋喃建立起多相催化体系，对碱木素进行了多相催化羟甲基化作用。