EA201300802A1 - METHOD OF OBTAINING POWDER PULP - Google Patents

METHOD OF OBTAINING POWDER PULP

Info

Publication number
EA201300802A1
EA201300802A1 EA201300802A EA201300802A EA201300802A1 EA 201300802 A1 EA201300802 A1 EA 201300802A1 EA 201300802 A EA201300802 A EA 201300802A EA 201300802 A EA201300802 A EA 201300802A EA 201300802 A1 EA201300802 A1 EA 201300802A1
Authority
EA
Eurasian Patent Office
Prior art keywords
cellulose
minutes
cellulose powder
grinding
yield
Prior art date
Application number
EA201300802A
Other languages
Russian (ru)
Other versions
EA024244B1 (en
Inventor
Джамал Вейс оглы Мамедов
Надир Фаррух оглы Гахраманов
Ядигар Юсиф оглы Гусейнов
Ага Мамед оглы Мустафаев
Телман Дадаш оглы Гулиев
Original Assignee
Сумгаитский Государственный Университет
Надир Фаррух оглы Гахраманов
Джамал Вейс оглы Мамедов
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Сумгаитский Государственный Университет, Надир Фаррух оглы Гахраманов, Джамал Вейс оглы Мамедов filed Critical Сумгаитский Государственный Университет
Priority to EA201300802A priority Critical patent/EA024244B1/en
Publication of EA201300802A1 publication Critical patent/EA201300802A1/en
Publication of EA024244B1 publication Critical patent/EA024244B1/en

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  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

Использование: порошок целлюлозы может найти применение в химической, фармацевтической, пищевой и других отраслях промышленности. Сущность изобретения: целлюлозу обрабатывают водным раствором пиросернокислого калия в течении 3 ч, при молярном соотношении вода:пиросернокислый калий:целлюлоза, равном 15,44-16,44:0,0157-0,0866:0,0185 соответственно, сушкой при температуре 100-105°С в приделах 60 мин с последующим измельчением до размеров частиц 10-320 мкм, время помола составляет 4-8 мин, в результате получен сыпучий порошок целлюлозы с выходом 97.25 вес.%. Сопо-лимеризацию порошка целлюлозы с метакриловой кислотой проводят в присутствии инициатора радикальной полимеризации персульфата аммония при температуре 70°С, время реакции 90 мин, выход сополимера составляет 97,43 вес.%. Предложенный способ активации целлюлозы является экологически чистым процессом.Usage: cellulose powder can be used in chemical, pharmaceutical, food and other industries. The essence of the invention: the cellulose is treated with an aqueous solution of potassium pyrosulphate for 3 hours, with a water: potassium phosphate: cellulose molar ratio of 15.44-16.44: 0.0157-0.0866: 0.0185, respectively, drying at 100 -105 ° C in the aisles of 60 min, followed by grinding to a particle size of 10-320 μm, the grinding time is 4-8 minutes, the result is a free-flowing cellulose powder with a yield of 97.25 wt.%. The copolymerization of cellulose powder with methacrylic acid is carried out in the presence of an initiator of the radical polymerization of ammonium persulfate at a temperature of 70 ° C, the reaction time is 90 minutes, the copolymer yield is 97.43 wt.%. The proposed method of cellulose activation is an environmentally friendly process.

EA201300802A 2013-04-09 2013-04-09 Process for producing cellulose powder EA024244B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EA201300802A EA024244B1 (en) 2013-04-09 2013-04-09 Process for producing cellulose powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EA201300802A EA024244B1 (en) 2013-04-09 2013-04-09 Process for producing cellulose powder

Publications (2)

Publication Number Publication Date
EA201300802A1 true EA201300802A1 (en) 2014-10-30
EA024244B1 EA024244B1 (en) 2016-08-31

Family

ID=51794657

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201300802A EA024244B1 (en) 2013-04-09 2013-04-09 Process for producing cellulose powder

Country Status (1)

Country Link
EA (1) EA024244B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2068419C1 (en) * 1992-12-07 1996-10-27 Владимир Александрович Куничан Method for production of powder cellulose
FR2762603B1 (en) * 1997-04-25 1999-07-16 Rhodia Ag Rhone Poulenc REACTIVE CELLULOSE AND PROCESS FOR PRODUCING THE SAME
RU2152401C1 (en) * 1999-02-25 2000-07-10 Бийский технологический институт Алтайского государственного технического университета им. И.И. Ползунова Cellulose powder production process
EA015856B1 (en) * 2009-03-17 2011-12-30 Сумгаитский Государственный Университет (Сгу) Method for cellulose activation

Also Published As

Publication number Publication date
EA024244B1 (en) 2016-08-31

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Legal Events

Date Code Title Description
MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AM AZ BY KZ KG TJ TM RU