In the context of global economic sanctions related to restrictions on the import of white paper and chemicals for its production, Russia is faced with the need to develop its own technologies to ensure sustainable production of office paper. The need to reduce the degree of whiteness of paper is due not only to economic considerations, but also to the negative environmental impact of bleaching reagents.
«ECO» paper; combined cooking of aspen and birch
1. Akim E.L., Buchel'nikova Ya.V., Molotkov L.K., Kovalenko M.V., Mandre Yu.G., Zayac Yu.N., Sergeev A.D., Rybnikov O.V., Rasskazova N.Ya. Biorefayning osiny // Cellyuloza. Bumaga. Karton. 2010. № 8. S. 26-31.
2. Patent RF № 2493309. Apparat dlya pererabotki rastitel'nyh cellyulozosoderzhaschih materialov / Akim E.L., Mandre Yu.G., Kovalenko M.V., Sergeev A.D., Mazitov L.A., Tarazanov A.A. 7 s.
3. Patent № SU 1606558A1MPK D21B 1/02 G01N 33/46. Sposob opredeleniya kolichestvennogo soderzhaniya drevesiny berezy i osiny v tehnologicheskoy schepe/ Rykova T.M., Stromskaya G.I., Zakazov A.N., Litvinceva M. B. 3 s.