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RU93033724A - METHOD FOR PRODUCING PULP FOR CHEMICAL PROCESSING - Google Patents

METHOD FOR PRODUCING PULP FOR CHEMICAL PROCESSING

Info

Publication number
RU93033724A
RU93033724A RU93033724/12A RU93033724A RU93033724A RU 93033724 A RU93033724 A RU 93033724A RU 93033724/12 A RU93033724/12 A RU 93033724/12A RU 93033724 A RU93033724 A RU 93033724A RU 93033724 A RU93033724 A RU 93033724A
Authority
RU
Russia
Prior art keywords
chemical processing
pulp
producing pulp
plant materials
hydrolysis
Prior art date
Application number
RU93033724/12A
Other languages
Russian (ru)
Other versions
RU2061133C1 (en
Inventor
Э.И. Чупка
А.Д. Сергеев
Л.П. Анисимова
Н.В. Дубинина
Т.Н. Антошина
Original Assignee
Акционерное общество "Сибирский научно-исследовательский институт лесной и целлюлозно-бумажной промышленности"
Filing date
Publication date
Application filed by Акционерное общество "Сибирский научно-исследовательский институт лесной и целлюлозно-бумажной промышленности" filed Critical Акционерное общество "Сибирский научно-исследовательский институт лесной и целлюлозно-бумажной промышленности"
Priority to RU93033724A priority Critical patent/RU2061133C1/en
Priority claimed from RU93033724A external-priority patent/RU2061133C1/en
Publication of RU93033724A publication Critical patent/RU93033724A/en
Application granted granted Critical
Publication of RU2061133C1 publication Critical patent/RU2061133C1/en

Links

Claims (1)

Предполагаемое изобретение относится к целлюлозно-бумажной промышленности и может быть использовано при получении целлюлозы для химической переработки. Заявляемый способ получения целлюлозы для химической переработки включает в себя водный или паровой гидролиз растительного сырья с последующей щелочной варкой, введение на стадии предварительного гидролиза тиосульфата натрия в количестве 0,1 - 1,0% от массы абсолютно-сухого растительного сырья, что позволяет повысить степень делигнификации и содержание альфа-целлюлозы.The alleged invention relates to the pulp and paper industry and can be used to obtain pulp for chemical processing. The inventive method of producing cellulose for chemical processing includes water or steam hydrolysis of plant materials, followed by alkaline cooking, the introduction at the stage of preliminary hydrolysis of sodium thiosulfate in an amount of 0.1 - 1.0% by weight of absolutely dry plant materials, which allows to increase the degree delignification and alpha cellulose content.
RU93033724A 1993-07-01 1993-07-01 Method of cellulose production for chemical processing RU2061133C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU93033724A RU2061133C1 (en) 1993-07-01 1993-07-01 Method of cellulose production for chemical processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU93033724A RU2061133C1 (en) 1993-07-01 1993-07-01 Method of cellulose production for chemical processing

Publications (2)

Publication Number Publication Date
RU93033724A true RU93033724A (en) 1995-12-10
RU2061133C1 RU2061133C1 (en) 1996-05-27

Family

ID=20144191

Family Applications (1)

Application Number Title Priority Date Filing Date
RU93033724A RU2061133C1 (en) 1993-07-01 1993-07-01 Method of cellulose production for chemical processing

Country Status (1)

Country Link
RU (1) RU2061133C1 (en)

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