FIELD: chemistry.
SUBSTANCE: invention relates to field of processing renewable raw material (in particular, cellulose) into raw material for chemical synthesis and biofuels. Method of catalytic conversion of cellulose in hexitols includes carrying out process of hydrolytic hydration of cellulose for 3-7 minutes at temperature 240-250°C under partial pressure of hydrogen 55-65 atm and with mixing of reaction medium in presence of ruthenium catalyst, according to invention as substrate for ruthenium catalyst applied is hypercrosslinked polystyrene of MN 270 grade, and content of ruthenium in catalyst constitutes from 1.0 to 1.5 wt % of catalyst weight. Mixing of reaction mixture is realised by propeller mixer, numbers of turns of which constitutes 580-620 rev/min.
EFFECT: increased method efficiency.
2 cl, 16 ex
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Authors
Dates
2013-11-10—Published
2012-10-09—Filed