| 煤炭腐植酸的硅烷化 |
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| 引用本文： | 李善祥,李燕生.煤炭腐植酸的硅烷化[J].燃料化学学报,1995,23(3):260-265. |
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| 作者姓名： | 李善祥 李燕生 |
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| 作者单位： | 中国科学院山西煤炭化学研究所 |
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| 摘 要： | 研究了风化煤、褐煤腐植酸（ＨＡ）及其氧解产物（ＮＨＡ）与卤硅烷的缩合反应。产物的组成分析、红外、ＤＴＡ、吸附性能和表面张力等测定结果表明，ＨＡ及ＮＨＡ同卤硅烷的反应活性与其羧基含量有较好的相关性，卤硅烷的反应活性ＲｎＳｉＣｌ４－ｎ〉ＰｈｎＳｉＣｌ４－ｎ（苯基氯代硅烷）。硅烷化产物具有较好的热稳定性与表面活性。
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| 关 键 词： | 腐植酸 硝基腐植酸 风化煤 褐煤 煤 硅烷化 |
STUDY ON THE REACTION OF HUMIC ACID FROM COAL WITH SILICON HALOGANIDE |
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| Li Shanxiang, Li Yansheng.STUDY ON THE REACTION OF HUMIC ACID FROM COAL WITH SILICON HALOGANIDE[J].Journal of Fuel Chemistry and Technology,1995,23(3):260-265. |
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| Authors: | Li Shanxiang Li Yansheng |
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| Abstract: | The condensation polymerization of humic acid(HA)and nitro hunmic acid(NHA)from weathered coal and lignite with silicon haloganide was studied.The variation ofchemical composition, IR spectra,DTA,adsorption capacity,surface tension have been ob-served.The resuits show that reactive activity of HA and NHA depends on the content ofacidic functional groups and is mainly related to the content of-COOH in HA and NHA.The order of reactive activity of silicon haloganide is R_nSiCl-n>Ph_nSiCl_4-n. The productsof the reaction have good htermal stability and surface activity. |
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| Keywords: | humic acid nitro humic acid weathered coal lignite silicon haloganide |
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