RU95121269A - METHOD FOR PRODUCING CHITOZAN - Google Patents

METHOD FOR PRODUCING CHITOZAN

Info

Publication number
RU95121269A
RU95121269A RU95121269/04A RU95121269A RU95121269A RU 95121269 A RU95121269 A RU 95121269A RU 95121269/04 A RU95121269/04 A RU 95121269/04A RU 95121269 A RU95121269 A RU 95121269A RU 95121269 A RU95121269 A RU 95121269A
Authority
RU
Russia
Prior art keywords
raw material
producing
chitozan
hydrochloric acid
sodium hydroxide
Prior art date
Application number
RU95121269/04A
Other languages
Russian (ru)
Other versions
RU2117673C1 (en
Inventor
А.В. Иванов
О.Р. Гартман
А.В. Цветкова
Е.Б. Полторацкая
Original Assignee
Алтайский государственный медицинский университет
Filing date
Publication date
Application filed by Алтайский государственный медицинский университет filed Critical Алтайский государственный медицинский университет
Priority to RU95121269A priority Critical patent/RU2117673C1/en
Priority claimed from RU95121269A external-priority patent/RU2117673C1/en
Publication of RU95121269A publication Critical patent/RU95121269A/en
Application granted granted Critical
Publication of RU2117673C1 publication Critical patent/RU2117673C1/en

Links

Claims (1)

Способ получения хитозана, включающий обработку сырья сначала разбавленным водным раствором соляной кислоты, промывку обработанного сырья с последующим деацетилированием полученного при этом хитина щелочным реагентом в инертной атмосфере, отличающийся тем, что в качестве исходного сырья используют грибы рода Вешенка, обработку исходного сырья проводят 0,1н водным раствором едкого натра в одну стадию, а затем деминерализуют 0,6н раствором соляной кислоты, деацетилирование хитина проводят 50%-ным водным раствором едкого натра при 120 - 130oC в течение 1-2 ч.A method of producing chitosan, including processing the raw material first with a dilute aqueous solution of hydrochloric acid, washing the treated raw material with subsequent deacetylation of the chitin obtained with an alkaline reagent in an inert atmosphere, characterized in that mushrooms of the genus Oyster mushroom are used as the raw material, 0.1 n of the raw material is processed aqueous sodium hydroxide in one stage, and then demineralized 0.6H hydrochloric acid, chitin deacetylation is carried out with 50% aqueous sodium hydroxide solution at 120 - 130 o C for 1-2 hours.
RU95121269A 1995-12-26 1995-12-26 Method of chitosan preparing RU2117673C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU95121269A RU2117673C1 (en) 1995-12-26 1995-12-26 Method of chitosan preparing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU95121269A RU2117673C1 (en) 1995-12-26 1995-12-26 Method of chitosan preparing

Publications (2)

Publication Number Publication Date
RU95121269A true RU95121269A (en) 1997-11-27
RU2117673C1 RU2117673C1 (en) 1998-08-20

Family

ID=20174766

Family Applications (1)

Application Number Title Priority Date Filing Date
RU95121269A RU2117673C1 (en) 1995-12-26 1995-12-26 Method of chitosan preparing

Country Status (1)

Country Link
RU (1) RU2117673C1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2539933C2 (en) * 2012-03-30 2015-01-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Волгоградский государственный университет" Method of producing chitosan
CN102977158B (en) * 2012-12-03 2015-01-28 江苏赛奥生化有限公司 Method for preparing glucosamine hydrochloride by use of pleuromutilin waste thalli
RU2649360C1 (en) * 2016-12-22 2018-04-02 федеральное государственное бюджетное научное учреждение "Федеральный центр токсикологической, радиационной и биологической безопасности" (ФГБНУ "ФЦТРБ-ВНИВИ") Method of obtaining the natural biopolimer of apizane and its application for activation of cultures of animal cells in vitro during virus reproduction
CN115777816A (en) * 2022-12-23 2023-03-14 华南理工大学 Tea soup clarifying agent prepared from hericium erinaceus processing residues and method for clarifying tea soup by using tea soup clarifying agent

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