风化煤腐植酸与Ca(H2PO4)2相互作用机理的研究

来源 :燃料化学学报 | 被引量 : 0次 | 上传用户:wahahabookbb
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采用化学法及IR、XRD、XPS等综合解析手段,研究了风化煤腐植酸(HA)、腐植酸钾(HA-K)与磷酸一钙「Ca(H2PO4)2」之间的反应特征,探讨了二者的反应机理。结果表明,磷酸一钙与HA基本未发生反应,而与HA-K反应后生成KH2PO4以及HA与CaHPO4的有机-无机复合物,但该复合物不太稳定,在水溶液中易水解生成腐植酸钙(HA-Ca)和Ca(H2PO4)2。本研究将为研制以煤炭腐植酸为基
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