RU96114465A - METHOD FOR PRODUCING MICROCRYSTALLINE CELLULOSE - Google Patents

METHOD FOR PRODUCING MICROCRYSTALLINE CELLULOSE

Info

Publication number
RU96114465A
RU96114465A RU96114465/04A RU96114465A RU96114465A RU 96114465 A RU96114465 A RU 96114465A RU 96114465/04 A RU96114465/04 A RU 96114465/04A RU 96114465 A RU96114465 A RU 96114465A RU 96114465 A RU96114465 A RU 96114465A
Authority
RU
Russia
Prior art keywords
microcrystalline cellulose
producing microcrystalline
cellulose
nitric acid
producing
Prior art date
Application number
RU96114465/04A
Other languages
Russian (ru)
Other versions
RU2131885C1 (en
Inventor
Ю.К. Святкин
В.А. Бабкин
С.Г. Дьячкова
Original Assignee
Иркутский институт органической химии СО РАН
Filing date
Publication date
Application filed by Иркутский институт органической химии СО РАН filed Critical Иркутский институт органической химии СО РАН
Priority to RU96114465A priority Critical patent/RU2131885C1/en
Priority claimed from RU96114465A external-priority patent/RU2131885C1/en
Publication of RU96114465A publication Critical patent/RU96114465A/en
Application granted granted Critical
Publication of RU2131885C1 publication Critical patent/RU2131885C1/en

Links

Claims (1)

Способ получения микрокристаллической целлюлозы путем обработки целлюлозы раствором азотной кислоты с последующей термообработкой, отличающийся тем, что беленую сульфатную или натронную целлюлозу последовательно обрабатывают растворами 5% азотной кислоты, 2% NaOH или КОН и 3% соляной кислоты при температуре 70-100oC в течение 30 - 120 мин.A method of producing microcrystalline cellulose by treating cellulose with a solution of nitric acid followed by heat treatment, characterized in that the bleached sulfate or soda cellulose is successively treated with solutions of 5% nitric acid, 2% NaOH or KOH and 3% hydrochloric acid at a temperature of 70-100 o C for 30 - 120 minutes
RU96114465A 1996-07-19 1996-07-19 Method of microcrystalline cellulose RU2131885C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU96114465A RU2131885C1 (en) 1996-07-19 1996-07-19 Method of microcrystalline cellulose

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU96114465A RU2131885C1 (en) 1996-07-19 1996-07-19 Method of microcrystalline cellulose

Publications (2)

Publication Number Publication Date
RU96114465A true RU96114465A (en) 1998-10-20
RU2131885C1 RU2131885C1 (en) 1999-06-20

Family

ID=20183420

Family Applications (1)

Application Number Title Priority Date Filing Date
RU96114465A RU2131885C1 (en) 1996-07-19 1996-07-19 Method of microcrystalline cellulose

Country Status (1)

Country Link
RU (1) RU2131885C1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2542562C1 (en) * 2014-01-27 2015-02-20 Закрытое акционерное общество "Инновационный центр "Бирюч" (ЗАО "ИЦ "Бирюч") Method of obtaining microcrystalline cellulose for cardboard production

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