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Vol 158
Pages:
245-247
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Development of technological options for obtaining construction materials on the basis of woodworking waste

Authors:
V. A. Mironov
About authors
  • Tver State Technical University
Date submitted:
2003-08-07
Date accepted:
2003-09-13
Date published:
2004-03-01

Abstract

It was found that the most promising method of pretreatment of plant raw materials is biological activation, or biofermentation. Biofermentation of wood aggregate was carried out in a laboratory bioreactor with the help of microorganisms contained in the substrate of animal origin - manure. Biofermentation of sawdust led to a decrease in its content of water-soluble reducing substances and, as a consequence, to an improvement of the construction-technical indicators of wood-cement composition. Pilot samples of sawdust-concrete on biologically activated aggregate were obtained and their main physical and mechanical properties were determined. The project of technological regulations of biologically activated sawdust-concrete production and a variant of using this material as an insulator of a layered panel were developed.

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References

  1. Андреев Е.И. Использование принципов работы биосистем в технологии строительных материалов // Современные проблемы строительного материаловедения: Матер. Межд. науч.-техн. конф. Казань, 1996. Ч.1. С.25-27.
  2. Лехина Е.П. Пути повышения эксплуатационных свойств древесных бипластиков / Е.П.Лехина, В.И.Соломатов, В.Д.Черкасов // Современные проблемы строительного материаловедения: Матер. Межд. науч.- техн. конф. Пенза,1998. Ч.1. С.36-39.
  3. Рабинович Г.Ю. Влияние биодобавок на развитие микроорганизмов-продуцентов метаболитов при экспрессной биоферментации / Г.Ю.Рабинович, Н.Г.Ковалев, Э.М.Сульман // Биотехнология. 1999. № 5.
  4. Cоломатов В.И. Перспективы применения биотехнологии в строительстве / В.И.Cоломатов, В.П.Селяев, В.Д.Черкасов и др. // Изв. вузов. Строительство. 1995. № 7. С.34-38.
  5. Соломатов В.И. Создание строительных биокомпозитов из древесного и другого растительного сырья / В.И.Соломатов, В.Д.Черкасов // Изв. вузов. Строительство. 1997. № 1-2. С.27-32; Там же. 1997. № 3. С.32-35.
  6. Шушпанов В.А. Принципы организации биоструктур в строительные материалы // Современные проблемы строительного материаловедения: Матер. Межд. науч.-техн. конф. Пенза, 1998. Ч.2. С.103-104.

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