RU93043676A - HYDROLYSIS LIGNIN DERIVATIVE, METHOD FOR PRODUCING HYDROLYSIS LIGNIN DERIVATIVE, BINDING ON THE BASIS OF HYDROLYSIS LIGNIN AND BINDING METHOD - Google Patents

HYDROLYSIS LIGNIN DERIVATIVE, METHOD FOR PRODUCING HYDROLYSIS LIGNIN DERIVATIVE, BINDING ON THE BASIS OF HYDROLYSIS LIGNIN AND BINDING METHOD

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Publication number
RU93043676A
RU93043676A RU93043676/04A RU93043676A RU93043676A RU 93043676 A RU93043676 A RU 93043676A RU 93043676/04 A RU93043676/04 A RU 93043676/04A RU 93043676 A RU93043676 A RU 93043676A RU 93043676 A RU93043676 A RU 93043676A
Authority
RU
Russia
Prior art keywords
hydrolysis lignin
binding
hydrolysis
mainly
lignin derivative
Prior art date
Application number
RU93043676/04A
Other languages
Russian (ru)
Inventor
И.П. Дейнеко
Д.В. Евтюгин
Г.И. Царев
В.И. Ягодин
Original Assignee
Санкт-Петербургская лесотехническая академия
Filing date
Publication date
Application filed by Санкт-Петербургская лесотехническая академия filed Critical Санкт-Петербургская лесотехническая академия
Publication of RU93043676A publication Critical patent/RU93043676A/en

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Claims (1)

С целью обеспечения возможности промышленной утилизации гидролизного лигнина с одновременным получением производных природных высокомолекулярных соединений окисление гидролизного лигнина осуществлено в присутствии органического растворителя при повышенной температуре, преимущественно при температуре 140 - 160oС в водном растворе ацетона, преимущественно при соотношении вода:ацетон - 40:60 об.%. При получении связующего на основе гидролизного лигнина продукт окисления в присутствии органического растворителя гидролизного лигнина растворяют в 0,1 - 25,0%-ном водном растворе аммиака, преимущественно в 0,8 - 1,0 %-ном растворе, преимущественно при следующем соотношении компонентов, мас.%: окисленный лигнин 15 - 18, раствор аммиака - остальное.In order to provide the possibility of industrial utilization of hydrolysis lignin with the simultaneous production of derivatives of natural macromolecular compounds, the oxidation of hydrolysis lignin was carried out in the presence of an organic solvent at elevated temperature, mainly at a temperature of 140 - 160 o C in an aqueous solution of acetone, mainly at a ratio of water: acetone - 40:60 about.%. In the preparation of a binder based on hydrolysis lignin, the oxidation product in the presence of an organic solvent of hydrolysis lignin is dissolved in a 0.1 - 25.0% aqueous ammonia solution, mainly in a 0.8 - 1.0% solution, mainly in the following ratio of components , wt.%: oxidized lignin 15 - 18, ammonia solution - the rest.
RU93043676/04A 1993-08-27 HYDROLYSIS LIGNIN DERIVATIVE, METHOD FOR PRODUCING HYDROLYSIS LIGNIN DERIVATIVE, BINDING ON THE BASIS OF HYDROLYSIS LIGNIN AND BINDING METHOD RU93043676A (en)

Publications (1)

Publication Number Publication Date
RU93043676A true RU93043676A (en) 1996-12-27

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