Abstract
It has been shown that in the irradiation with light of alkaline solutions of soda lignin and suspensions of sulfate cellulose additions of ethylenediamine, monoethanolamine, and hydrazine lead to a decrease in the optical density in the visible region of the absorption spectra of the samples studied.
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Siberian Scientific-Research Institute of Pulp and Paper, Bratsk. Translated from Khimiya Prirodnykh Soedinenii, No. 3, pp. 379–383, May–June, 1981.
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Burlakov, V.M., Chupka, É.I. & Kaap, V.O. Influence of amines on the change in the spectral properties of alkaline solutions of soda lignin and the transformation of sulfate cellulose on photoirradiation. Chem Nat Compd 17, 299–302 (1981). https://doi.org/10.1007/BF00568524
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DOI: https://doi.org/10.1007/BF00568524