RU97117273A - METHOD FOR PRODUCING HIGH-QUALITY NITROCELLULOSE FROM COTTON LINT - Google Patents

METHOD FOR PRODUCING HIGH-QUALITY NITROCELLULOSE FROM COTTON LINT

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Publication number
RU97117273A
RU97117273A RU97117273/04A RU97117273A RU97117273A RU 97117273 A RU97117273 A RU 97117273A RU 97117273/04 A RU97117273/04 A RU 97117273/04A RU 97117273 A RU97117273 A RU 97117273A RU 97117273 A RU97117273 A RU 97117273A
Authority
RU
Russia
Prior art keywords
nitrocellulose
producing high
cotton lint
quality
oxidizing agent
Prior art date
Application number
RU97117273/04A
Other languages
Russian (ru)
Other versions
RU2113441C1 (en
Inventor
Н.П. Горохов
П.В. Дорофеев
Ю.Д. Волков
Р.Н. Яруллин
А.М. Мелентьев
В.Ю. Смирнов
А.В. Супырев
А.В. Заболотний
Б.К. Субботин
Original Assignee
ЗАО Корпорация "Авис Уголь"
Filing date
Publication date
Application filed by ЗАО Корпорация "Авис Уголь" filed Critical ЗАО Корпорация "Авис Уголь"
Priority to RU97117273A priority Critical patent/RU2113441C1/en
Priority claimed from RU97117273A external-priority patent/RU2113441C1/en
Application granted granted Critical
Publication of RU2113441C1 publication Critical patent/RU2113441C1/en
Publication of RU97117273A publication Critical patent/RU97117273A/en

Links

Claims (3)

1. Способ получения высококачественной нитроцеллюлозы из хлопкового линта, включающий нитрование линта и автоклавирование полученной нитроцеллюлозы в жидкой среде при температуре выше 100oC, отличающийся тем, что в качестве жидкой среды используют 0,51 - 0,79%-ный водный раствор азотной кислоты или воду, нитроцеллюлозу перед автоклавированием обрабатывают 0,2 - 1,6%-ным водным раствором окислителя при температуре не выше 100oC, а после автоклавирования обрабатывают 0,1 -1,6%-ным водным раствором перекиси водорода при рН раствора не более 10 и температуре не выше 100oC.1. A method of obtaining high-quality nitrocellulose from cotton lint, including nitration of lint and autoclaving of the obtained nitrocellulose in a liquid medium at a temperature above 100 o C, characterized in that 0.51 - 0.79% aqueous nitric acid solution is used as a liquid medium or water, nitrocellulose before autoclaving is treated with a 0.2 - 1.6% aqueous solution of an oxidizing agent at a temperature not exceeding 100 o C, and after autoclaving is treated with a 0.1-1.6% aqueous solution of hydrogen peroxide at a pH of not more than 10 and temperaments D not higher than 100 o C. 2. Способ по п. 1, отличающийся тем, что в качестве окислителя используют перекись водорода при рН не более 10. 2. The method according to p. 1, characterized in that as the oxidizing agent use hydrogen peroxide at a pH of not more than 10. 3. Способ по п. 1, отличающийся тем, что в качестве окислителя используют азотную кислоту. 3. The method according to p. 1, characterized in that nitric acid is used as an oxidizing agent.
RU97117273A 1997-10-29 1997-10-29 Method for production of high quality nitrocellulose of cotton linter RU2113441C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU97117273A RU2113441C1 (en) 1997-10-29 1997-10-29 Method for production of high quality nitrocellulose of cotton linter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU97117273A RU2113441C1 (en) 1997-10-29 1997-10-29 Method for production of high quality nitrocellulose of cotton linter

Publications (2)

Publication Number Publication Date
RU2113441C1 RU2113441C1 (en) 1998-06-20
RU97117273A true RU97117273A (en) 1998-11-10

Family

ID=20198176

Family Applications (1)

Application Number Title Priority Date Filing Date
RU97117273A RU2113441C1 (en) 1997-10-29 1997-10-29 Method for production of high quality nitrocellulose of cotton linter

Country Status (1)

Country Link
RU (1) RU2113441C1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2556940C1 (en) * 2014-01-09 2015-07-20 Федеральное государственное бюджетное учреждение науки Институт проблем химико-энергетических технологий Сибирского отделения РАН (ИПХЭТ СО РАН) Method of obtaining cellulose nitrates

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