Национальный Технический Университет Украины "Киевский Политехнический Институт"
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A method for production of organosolvent pulp includes introduction to boiler of chaff of cellulose-containing raw material and alkaline-sulfate-alcohol cooking liquor that contains 25% of inorganic chemical substances and 0.1% of anthraquinone from weight of absolute dry substance, boiling is carried out at hydro-modulus of 6:1. Inorganic chemical reagents contain sodium sulfite in amount of 15...22.5% and sodium carbonate in amount of 2.5...10 % of weight of absolute dry material, boiling is carried out at temperature of 120...160 °C during of 90...150 minutes.
UAU201010548U2010-08-312010-08-31Method for production of organosolvent pulp
UA58262U
(en)