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Modification of Coal Humic Acids with Formaldehyde

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Abstract

Optimal conditions for condensation of coal humic acids with formaldehyde in alkaline medium were determined. The conversion of formaldehyde as influenced by temperature, reaction time, component ratio, and catalyst content was studied.

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Authors and Affiliations

  1. Institute of Organic Synthesis and Coal Fuel Chemistry of the Republic of Kazakhstan, Karaganda, Kazakhstan

    I. N. Ryabova & G. A. Mustafina

Authors
  1. I. N. Ryabova
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  2. G. A. Mustafina
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Ryabova, I.N., Mustafina, G.A. Modification of Coal Humic Acids with Formaldehyde. Russian Journal of Applied Chemistry 76, 261–263 (2003). https://doi.org/10.1023/A:1024606830064

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  • DOI: https://doi.org/10.1023/A:1024606830064

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