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研究了木质素与环氧氯丙烷、三甲胺合成木质素季铵盐的工艺。
Synthesis of cationic lignin flocculant by lignin, epichlorohydrin and trimethylamine was obtained.
youdao
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研究了木质素与环氧氯丙烷、三甲胺合成木质素季铵盐的工艺。
Synthesis of cationic lignin flocculant by lignin, epichlorohydrin and trimethylamine was obtained.
youdao