Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Yu. Ya. Belousov"'
Publikováno v:
Fibre Chemistry. 15:30-33
A comparison of the course of the solubility curves for MMO in water with the melting points of the monohydrate and the dihydrate indicates incongruent melting (with decomposition of the hydrates).
Publikováno v:
Fibre Chemistry. 15:163-169
Literature material on the liquid-crystalline state of solutions and melts of cellulose and its derivatives has been analyzed.
Publikováno v:
Fibre Chemistry. 19:54-57
Data obtained by the turbidity spectrum method indicate a comparatively high heterogeneity of cellulose solutions in N-methylmorpholine-N-oxide monohydrate. The particle size of the disperse phase depends on the temperature-time regime of solution pr
Publikováno v:
Fibre Chemistry. 4:290-293
Publikováno v:
Fibre Chemistry. 16:323-325
On congealing of cellulose solutions in N-methylmorpholine N-oxide hydrates, spherulites of radial or annular structure arise, consisting of polymer and solvent. Depending on the nature of the solvent, a dense, homogeneous structure or a cellular str
Autor:
V. G. Kulichikhin, G. A. Petropavlovskii, Yu. Ya. Belousov, N. V. Vasil'eva, V. A. Platonov, S. P. Pankov
Publikováno v:
Fibre Chemistry. 15:40-42
Preparation of homogeneous, readily filterable solutions of cellulose in tertiary amine oxides is possible by various methods.
Publikováno v:
Fibre Chemistry. 19:204-206
The thermal stability of MMO and of cellulose solutions in MMO has been investigated by the methods of viscosimetry, thermogravimetric analysis, and mass-spectrometric analysis.
Publikováno v:
Fibre Chemistry. 18:194-196
With increase in the cellulose concentration of solutions in MMOMH, the rate of linear spherulite growth decreases significantly.
Publikováno v:
Fibre Chemistry. 9:292-293
Publikováno v:
Fibre Chemistry. 14:438-439
capacity is weighed out 0.266 g of LiCIO4, and 1.25 ml of distilled water is added with a pipette. After solution of the salt, the volume is brought up to the mark with DMAc, and, if necessary, concentrated acetic acid is introduced with a chromatogr