Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Yu. I. Prokof'ev"'
Autor:
G. V. Kudrina, A. V. Tarasova, Yu. I. Prokof’ev, E. V. Sotnikova, A. S. Shestakov, T. N. Poyarkova
Publikováno v:
Russian Journal of Applied Chemistry. 86:200-205
Qualitative and quantitative compositions of soap stock were estimated by analytical methods and gas-liquid chromatography. The fat component of soap stock was isolated by conversion of the oil-in-water emulsion of the waste into that of the water-in
Publikováno v:
Russian Journal of Applied Chemistry. 85:1259-1263
Emulsifiers were prepared by base saponification of sunflower-seed oil production waste, soapstock. The rate of styrene polymerization in the presence of these surfactants and various amounts of an initiator (potassium persulfate) was estimated. The
Publikováno v:
Russian Journal of Applied Chemistry. 85:651-655
Modes in which the fat component of the soap stock emulsion is extracted under heating and introduction of various nonionogenic surfactants and electrolytes were studied. The compression isotherms of the soap stock and its mixtures with OP-7 and NaCl
Autor:
A. Yu. Misharin, D. V. Ignatov, N. V. Medvedeva, O. M. Ipatova, Yu. I. Prokof'ev, Vladimir P. Timofeev
Publikováno v:
Russian Journal of Bioorganic Chemistry. 29:390-394
Treatment of 18β-glycyrrhizic acid with a methanolic solution of HCl resulted in 1 : 1 mixture of methyl esters of 18α- and 18β-glycyrrhetinic acids. Benzoylation of the mixture led to methyl esters of 3-benzoyl-18α-glycyrrhetinic acid and 3-benz
Publikováno v:
Russian Journal of Bioorganic Chemistry; Mar2004, Vol. 30 Issue 2, p184-190, 7p
Autor:
D. V. Ignatov, Yu. I. Prokof'ev, O. M. Ipatova, V. P. Timofeev, N. V. Medvedeva, A. Yu. Misharin
Publikováno v:
Russian Journal of Bioorganic Chemistry; Jul2003, Vol. 29 Issue 4, p390-394, 5p