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RU2007126449A - METHOD FOR OBTAINING COMPLEX ETHER CELLULOSE - Google Patents

METHOD FOR OBTAINING COMPLEX ETHER CELLULOSE Download PDF

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Publication number
RU2007126449A
RU2007126449A RU2007126449/04A RU2007126449A RU2007126449A RU 2007126449 A RU2007126449 A RU 2007126449A RU 2007126449/04 A RU2007126449/04 A RU 2007126449/04A RU 2007126449 A RU2007126449 A RU 2007126449A RU 2007126449 A RU2007126449 A RU 2007126449A
Authority
RU
Russia
Prior art keywords
ether cellulose
obtaining complex
carboxylic acid
complex ether
wood
Prior art date
Application number
RU2007126449/04A
Other languages
Russian (ru)
Other versions
RU2374263C2 (en
Inventor
зева Наталь Владимировна Кн (RU)
Наталья Владимировна Князева
Вадим Владимирович Коньшин (RU)
Вадим Владимирович Коньшин
Анна Борисовна Попова (RU)
Анна Борисовна Попова
Александр Анатольевич Беушев (RU)
Александр Анатольевич Беушев
Михаил Матвеевич Чемерис (RU)
Михаил Матвеевич Чемерис
Надежда Андреевна Чемерис (RU)
Надежда Андреевна Чемерис
Original Assignee
Государственное образовательное учреждение высшего профессионального образовани "Алтайский государственный технический универстет им. И.И. Ползунова" (АлтГТУ) (RU)
Государственное образовательное учреждение высшего профессионального образования "Алтайский государственный технический универстет им. И.И. Ползунова" (АлтГТУ)
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 Государственное образовательное учреждение высшего профессионального образовани "Алтайский государственный технический универстет им. И.И. Ползунова" (АлтГТУ) (RU), Государственное образовательное учреждение высшего профессионального образования "Алтайский государственный технический универстет им. И.И. Ползунова" (АлтГТУ) filed Critical Государственное образовательное учреждение высшего профессионального образовани "Алтайский государственный технический универстет им. И.И. Ползунова" (АлтГТУ) (RU)
Priority to RU2007126449/04A priority Critical patent/RU2374263C2/en
Publication of RU2007126449A publication Critical patent/RU2007126449A/en
Application granted granted Critical
Publication of RU2374263C2 publication Critical patent/RU2374263C2/en

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)

Claims (1)

Способ получения сложного эфира целлюлозы обработкой древесины ацилирующей смесью, включающей карбоновую кислоту, тионилхлорид и трифторуксусную кислоту, выделением целевого продукта посредством полярного растворителя с последующей сушкой, отличающийся тем, что в качестве карбоновой кислоты используют карбоновую оксикислоту общей формулы RCHOHCOOH, где R - водород или СН3, в количестве 0,02-0,04 моль на 1 г древесины. A method of producing a cellulose ester by treating wood with an acylating mixture comprising carboxylic acid, thionyl chloride and trifluoroacetic acid, isolating the desired product by means of a polar solvent, followed by drying, characterized in that the carboxylic acid is a carboxylic acid of the general formula RCHOHCOOH, where R is hydrogen or CH 3 , in an amount of 0.02-0.04 mol per 1 g of wood.
RU2007126449/04A 2007-07-11 2007-07-11 Method of producing cellulose ester RU2374263C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2007126449/04A RU2374263C2 (en) 2007-07-11 2007-07-11 Method of producing cellulose ester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2007126449/04A RU2374263C2 (en) 2007-07-11 2007-07-11 Method of producing cellulose ester

Publications (2)

Publication Number Publication Date
RU2007126449A true RU2007126449A (en) 2009-01-20
RU2374263C2 RU2374263C2 (en) 2009-11-27

Family

ID=40375624

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2007126449/04A RU2374263C2 (en) 2007-07-11 2007-07-11 Method of producing cellulose ester

Country Status (1)

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RU (1) RU2374263C2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2577574C1 (en) * 2014-12-05 2016-03-20 Общество с ограниченной ответственностью "Поликомплекс" Method of producing biodegradable material and biodegradable material produced using said method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2143436C1 (en) * 1997-12-24 1999-12-27 Алтайский государственный университет Method of preparing esters of wood
JP2002338694A (en) * 2001-05-21 2002-11-27 Wakayama Prefecture Wood decomposition product, adhesive, and method for manufacturing alkyd resin by using wood decomposition product

Also Published As

Publication number Publication date
RU2374263C2 (en) 2009-11-27

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Legal Events

Date Code Title Description
MM4A The patent is invalid due to non-payment of fees

Effective date: 20091030