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RU96102551A - METHOD FOR PRODUCING SUBERIN - Google Patents

METHOD FOR PRODUCING SUBERIN

Info

Publication number
RU96102551A
RU96102551A RU96102551/04A RU96102551A RU96102551A RU 96102551 A RU96102551 A RU 96102551A RU 96102551/04 A RU96102551/04 A RU 96102551/04A RU 96102551 A RU96102551 A RU 96102551A RU 96102551 A RU96102551 A RU 96102551A
Authority
RU
Russia
Prior art keywords
suberin
producing
bark
alkaline
nonisobaric
Prior art date
Application number
RU96102551/04A
Other languages
Russian (ru)
Other versions
RU2119503C1 (en
Inventor
В.А. Левданский
А.П. Еськин
Н.И. Полежаева
Б.Н. Кузнецов
Original Assignee
Институт химии природного органического сырья СО РАН
Filing date
Publication date
Application filed by Институт химии природного органического сырья СО РАН filed Critical Институт химии природного органического сырья СО РАН
Priority to RU96102551A priority Critical patent/RU2119503C1/en
Priority claimed from RU96102551A external-priority patent/RU2119503C1/en
Publication of RU96102551A publication Critical patent/RU96102551A/en
Application granted granted Critical
Publication of RU2119503C1 publication Critical patent/RU2119503C1/en

Links

Claims (1)

Способ получения суберина из коры березы путем гидролиза в водно-спиртощелочной или в водно-щелочной среде с последующим подкислением гидролизата, отличающийся тем, что, с целью интенсификации процесса, кору предварительно подвергают активации в условиях неизобарного парокрекинга (давление 3 - 5 МПа, температура 180 - 260oC, время выдержки 60 - 360 с).A method of producing suberin from birch bark by hydrolysis in a water-alcohol-alkaline or aqueous-alkaline medium, followed by acidification of the hydrolyzate, characterized in that, in order to intensify the process, the bark is preliminarily activated under nonisobaric cracking (pressure 3-5 MPa, temperature 180 - 260 o C, holding time 60 - 360 s).
RU96102551A 1996-02-13 1996-02-13 Method of preparing suberin from birch bark RU2119503C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU96102551A RU2119503C1 (en) 1996-02-13 1996-02-13 Method of preparing suberin from birch bark

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU96102551A RU2119503C1 (en) 1996-02-13 1996-02-13 Method of preparing suberin from birch bark

Publications (2)

Publication Number Publication Date
RU96102551A true RU96102551A (en) 1998-05-20
RU2119503C1 RU2119503C1 (en) 1998-09-27

Family

ID=20176765

Family Applications (1)

Application Number Title Priority Date Filing Date
RU96102551A RU2119503C1 (en) 1996-02-13 1996-02-13 Method of preparing suberin from birch bark

Country Status (1)

Country Link
RU (1) RU2119503C1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2460741C1 (en) * 2011-04-05 2012-09-10 Федеральное государственное бюджетное учреждение науки Новосибирский институт органической химии им. Н.Н. Ворожцова Сибирского отделения Российской академии наук (НИОХ СО РАН) Method of processing birch bark to obtain betulin and suberic acids
WO2014092591A1 (en) 2012-12-12 2014-06-19 Instituto Superior De Agronomia Process for the extraction and purification of long-chain bi-functional suberin acids from cork

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