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草浆木质素化学加氨
Authors
张小勇
张建安
李佐虎
韩润林
Publication date
1 January 1999
Publisher
Abstract
研究了草浆木质素化学加氨的影响因素和原料配比及氨化反应过程中活性基团的变化情况,确定出氨化反应最佳反应条件为:温度 140℃,氧压 1.25 MPa,时间 120 min。反应终结 pH值 6.0,原料配比为木质素(纯度 48.99%):氨:水=1kg:30 mol: 4 L.氨化反应与木质素分子中羧基和基的含量密切相关
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Institutional Repository of Institute of Process Engineering, CAS (IPE-IR)
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oai:ir.ipe.ac.cn:122111/44641
Last time updated on 11/04/2021
Institutional Repository of Institute of Process Engineering, CAS (IPE-IR)
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oai:ir.ipe.ac.cn:122111/34962
Last time updated on 05/12/2019
Institutional Repository of Institute of Process Engineering, CAS (IPE-IR)
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oai:ir.ipe.ac.cn:122111/7371
Last time updated on 09/11/2016