Zobrazeno 1 - 10
of 40
pro vyhledávání: '"Esther Sulman"'
Autor:
Mikhail Sulman, Valentina Matveeva, Ksenia Salnikova, Yurii Larichev, Stepan Mikhailov, Alexey Bykov, Galina Demidenko, Alexander Sidorov, Esther Sulman
Publikováno v:
Chemical Engineering Transactions, Vol 81 (2020)
Furfural (FF) is one of the main components of bio-oil obtained by the treatment of lignocellulose biomass. Furfural alcohol (FA) as the main product of the selective FF hydrogenation is a source of value-added chemicals. In this paper, the results o
Externí odkaz:
https://doaj.org/article/c8d0a289de9342caa23f3b214673e6ee
Autor:
Esther Sulman, Oleg Manaenkov, Olga Kislitsa, Ekaterina Ratkevich, Mikhail Sulman, Valentina Matveeva
Publikováno v:
Chemical Engineering Transactions, Vol 81 (2020)
A new Ru-containing catalyst based on Fe3O4-SiO2 particles that exhibit magnetic properties is proposed for the hydrogenolysis of cellulose to glycols and the hydrolytic hydrogenation of inulin to mannitol. Here, we also report utilisation of a magne
Externí odkaz:
https://doaj.org/article/80f6bd9ce60c4f028ae3b1c04f86348f
Autor:
Olga V. Grebennikova, Aleksandrina M. Sulman, Valentina Matveeva, Esther Sulman, Mikhail Sulman
Publikováno v:
Chemical Engineering Transactions, Vol 81 (2020)
The selective oxidation of organic compounds to obtain vitamins is one of the key processes in chemistry and biotechnology. The use of toxic compounds such as chromium and manganese oxides for these purposes strongly affects the environment. We propo
Externí odkaz:
https://doaj.org/article/2978f442828841b6a1990e386b3c68d1
Autor:
Valentina Matveeva, Boris B. Tikhonov, Polina Yu. Stadolnikova, Alexander Sidorov, Olga V. Grebennikova, Viktor I. Panfilov, Esther Sulman
Publikováno v:
Chemical Engineering Transactions, Vol 81 (2020)
In this paper, the synthesis of novel effective biocatalysts based on oxidoreductases (peroxidase extracted from the horseradish roots; commercial glucose oxidase) immobilized on the sodium alginate microspheres was performed. To activate the carboxy
Externí odkaz:
https://doaj.org/article/fe4a12d5482c42e5a8a0b4fee1c943d9
Autor:
Antonina Stepacheva, Mariia Markova, Alexandra Gavrilenko, Anastasia Dmitrieva, Mikhail Sulman, Valentina Matveeva, Esther Sulman
Publikováno v:
Chemical Engineering Transactions, Vol 81 (2020)
Nowadays, the production of liquid motor fuel faces such problems as compliance of the final product with existing international standards (for the content of sulfur, oxygen and nitrogen) as well as the improvement of the feasibility of the existing
Externí odkaz:
https://doaj.org/article/71a19f301669490cbc3fab4bb1ff40f1
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 13, Iss 1, Pp 74-81 (2018)
In this paper, the commercial 5%Pd/C and 5%Pt/C catalysts and synthesized 5%Pt/MN-270 and 5%Pd/MN-270 were used in the hydrogenolysis of lignocellulosic material (softwood sawdust) to obtain liquid fuels in the form of hydrocarbons. As lignin has a v
Externí odkaz:
https://doaj.org/article/902e4f2c3e294d4eac24f05aae4d8b0b
Publikováno v:
Chemical Engineering Transactions, Vol 74 (2019)
This paper describes synthesis of Pd-containing catalysts of Suzuki cross-coupling based on non-functionalized hyper-crosslinked polystyrene (HPS) at variation of Pd precursor nature (PdCl2, PdCl2(CH3CN)2 or PdCl2(PhCN)2). Relatively low affinity of
Externí odkaz:
https://doaj.org/article/e4d957b5a0aa45c398baec0c304c4490
Autor:
Antonina Stepacheva, Mariia Markova, Alexandra Gavrilenko, Alexander Sidorov, Yury Kosivtsov, Esther Sulman
Publikováno v:
Chemical Engineering Transactions, Vol 74 (2019)
A study of the structure and catalytic properties of the cobalt- and iron-containing catalysts synthesized by the subcritical deposition in the water medium was performed in the current work. The catalyst synthesis was carried out at a temperature of
Externí odkaz:
https://doaj.org/article/3fb4b0db38b64e63826a15ba0b2b87b2
Publikováno v:
Chemical Engineering Transactions, Vol 74 (2019)
The work is devoted to the modification of H-ZSM-5 samples with sodium hydroxide and oxalic acid to provide the formation of the mesoporous structure of the zeolite and to obtain optimal Si/Al ratio. Moreover, zeolite active sites were modified with
Externí odkaz:
https://doaj.org/article/44c7ff608ce84db496f4fe4935b49856
Autor:
Aleksandrina Sulman, Valentina Matveeva, Ekaterina Golikova, Olga Grebennikova, Natalia Lakina, Valentin Doluda, Alexey Yu. Karpenkov, Esther Sulman
Publikováno v:
Chemical Engineering Transactions, Vol 74 (2019)
The aim of this work is to develop the synthesis of the magnetically separable biocatalyst for enzymatic oxidation of D-glucose to D-gluconic acid with high product yields. The biocatalyst support is based on magnetite particles (MPs) synthesized by
Externí odkaz:
https://doaj.org/article/5e52d35cd51047ecac616172d80072ef