化学机械制浆预浸渍段绿色泥状沉淀成因的分析与对策

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Analysisand Countermeasures ofGreen Mud-like Precipitation in Chemi-mechanical PulpingPre-impregnation Stage

CAO Yanjun 1，2 WANG Dong1²JIANG Haipeng12*”DU Chongyang1.²ZHANG Guoxiang1，²LIANG Jian ⋅1，2 （204 （1.ShandongSunPaper Co.，Ld. Jining，Shandong Province，27210o;2.GuangxiSunPaper Co.，Ltd.，Beihai， Guangxi Zhuang Autonomous Region，536000） （*E-mail： jianghaipeng@sunpaper. cn）

Abstract：Aiingattheprobleofgreenmud-likesdiments （grenud）occuing inteasteliquidpipesof techemimechancalpulping （CMP）pre-mpegaisaetpducilinofeseiagisestachctinissdyositioirostucdfudaallatyasualll showedthatudaslpdofadusfcalalsdsea plexes.Tegreudcharctesticsmalyeivedfroeeaganicompleesfodronosandplydricpenolgadinlig nindegradatiorucsalosusgdidaiutd tantmaterialsourcsforhfatioofenudasedoteboemechasm，ult-evelpreventiondotroltrateaoosed whichncluddourol，stadasdedaldc cal guidance for the effective preventionand control of green mud deposition in the CMP production system.

Key words：chemi-mechanical pulp； lignin degradation products；transition metal ions；coordination complexes

化学机械浆作为一种高效利用纤维资源的重要浆种，其高得率、低污染的制浆特性对保障我国造纸原料供给安全、推动林浆纸一体化可持续发展具有关键战略价值。（剩余12093字）