Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Tuyu Xie"'
Publikováno v:
Macromolecular Reaction Engineering. 9:186-204
A mathematical model is developed to simulate the production of bio-based polytrimethylene ether glycol (PO3G) using 1,3-propanediol. The effect of super-acid catalyst is accounted for in the model, as is mass transfer of small species (water, monome
Publikováno v:
Macromolecular Reaction Engineering. 8:476-492
A mathematical model is developed to simulate condensation polymerization of 1,3-propanediol to produce polytrimethylene glycol (PO3G) polyether. The model includes improved mass-transfer expressions that account for nonzero concentrations of water a
Autor:
George A. Kalfas, Tuyu Xie
Publikováno v:
Macromolecular Symposia. 324:7-10
Publikováno v:
Macromolecular Reaction Engineering. 7:237-253
A mathematical model is developed for condensation polymerization of 1,3-propanediol to produce Cerenol polyether. The effect of the super-acid catalyst is considered explicitly in the proposed reaction mechanism. The main reactions include protonati
Autor:
Barbara Bobik Fones, Brian M. Fish, William J. Marshall, Tuyu Xie, Douglas J. Adelman, Alex Sergey Ionkin, Matthew F. Schiffhauer, Rupert E. von H. Spence
Publikováno v:
Organometallics. 27:1147-1156
The new series of bis(imino)pyridine ligands [2-F-6-MePhN═C(Me)PyC(Me)═NPh-2-F-6-Me] (14), [2-F-6-MePhN═C(Me)PyC(Me)═NPh-2-Me] (19), and [2-F-6-MePhN═C(Me)PyC(Me)═N-Ph-2,4-Me2] (20) and their corre...
Autor:
Tuyu Xie, Robert L. Waterland, Douglas J. Adelman, William J. Marshall, Rupert Spence, Brian M. Fish, Barbara Bobik Fones, Paul D. Soper, Alex Sergey Ionkin, Matthew F. Schiffhauer
Publikováno v:
Journal of Polymer Science Part A: Polymer Chemistry. 46:585-611
Series of Fe(II) and Fe(III) tridentate bis(imino)pyridine complexes without nitrilo groups 2-6 and with nitrilo groups 7-13 were synthesized. According to X-ray analysis, the introduction of nitrilo groups in para- and ortho-positions tends to resul
Autor:
Douglas J. Adelman, William J. Marshall, Rupert Spence, Aaron Lewis Shoe, Alex Sergey Ionkin, Tuyu Xie
Publikováno v:
Journal of Polymer Science Part A: Polymer Chemistry. 44:2615-2635
A new series of nitro-substituted bis(imino)pyridine ligands {2,6-bis[1-(2-methyl-4-nitrophenylimino)ethyl]pyridine, 2,6-bis[1-(4-nitrophenylimino)ethyl]pyridine, (1-{6-[1-(4-nitro-phenylimino)-ethyl]-pyridin-2-yl)-ethylidene)-(2,4,6-trimethyl-phenyl
Publikováno v:
AIChE Journal. 41:1251-1265
A comprehensive kinetic model developed for molecular weight calculations of ethylene and {alpha}-olefin copolymerizations in the context of a terminal model accounts for multiple-type active centers of the catalyst, detailed elementary chemical reac
Publikováno v:
Industrial & Engineering Chemistry Research. 33:449-479
A review of relevant macroscopic and microscopic processes of gas phase ethylene polymerization, both chemical and physical, is given. The commercial technology development of gas-phase ethylene polymerization processes is illustrated through a selec
Autor:
Tuyu Xie, Archie E. Hamielec
Publikováno v:
Die Makromolekulare Chemie, Theory and Simulations. 2:777-803
A comprehensive model for molecular weight calculations of free-radical crosslinking copolymerizations was developed using the pseudo-kinetic rate constants and the method of moments. The moments of copolymer chain distributions are defined in such a