Treatment processes for resource-transfer of paper-making black liquor. 造紙黑液資源化治理途徑。
Using lignin exstracted from papermaking black liquor as a raw material,the synthesis of a quaternary ammonium salt of lignin has been carried out. 以從造紙黑液中提取的木質(zhì)素為原料，合成木素季胺鹽絮凝劑。
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