Zobrazeno 1 - 10
of 16
pro vyhledávání: '"C. H. Ortiz-Estrada"'
Autor:
Michel Vedrenne, Lorena Pedraza-Segura, Ruben Vasquez-Medrano, Hector Toribio-Cuaya, C. H. Ortiz-Estrada
Publikováno v:
Journal of Biobased Materials and Bioenergy. 9:476-485
Autor:
Jesús Alberto Quezada-Gallo, Juana González-Martínez, C. H. Ortiz-Estrada, María Del Socorro Vergara-Mendoza
Publikováno v:
Industrial & Engineering Chemistry Research. 51:5840-5846
The rapid expansion of supercritical solutions (RESS) process was applied to produce polymeric microparticles loaded with coenzyme Q10 (coQ10). Mixtures of poly(lactic acid) (PLA)/(coQ10) and poly(...
Autor:
C. H. Ortiz-Estrada, Carlos Barrera-Díaz, Julian Cruz-Olivares, César Pérez-Alonso, M.C. Chaparro-Mercado
Publikováno v:
Journal of Chemical & Engineering Data. 56:2449-2452
The solubility of mesquite gum (MG) in supercritical carbon dioxide (SC-CO2) was determined for the first time at T = (313, 323, 333, and 343) K and with pressures ranging from (138 to 345) bar. Th...
Autor:
Isaac C. Sanchez, F. Javier Alvarado, J. Castillo-Tejas, N. Flores Ramírez, Guillermo González-Alatorre, Salomón R. Vásquez García, C. H. Ortiz-Estrada, O. Manero-Brito, Gabriel Luna-Bárcenas
Publikováno v:
Macromolecular Symposia. :250-265
A few years ago we reported the first observation, by computer simulations, of polymer chain collapse near the lower critical solution temperature (LCST). [1] In the present work, we extended the above study to understand the underlying physics of a
Autor:
C. H. Ortiz-Estrada, M.A. Ocampo, K. Sánchez Catalán, Israel Mejia, F. Rodríguez Melgarejo, Salomón R. Vásquez García, B. Garcia-Gaitan, N. Flores Ramírez, B. García, R. García, R. Zavala, C. H. Or. Fernández Loyola, Gabriel Luna-Bárcenas
Publikováno v:
Macromolecular Symposia. :342-347
Thin PMMA films have been studied extensively for their potential applications as membranes, microlithography and optical applications. PMMA has been recently use like gate dielectric film in OTFT. In this paper we present the structural and electric
Autor:
Salomón R. Vásquez García, Isaac C. Sanchez, J. Castillo-Tejas, C. H. Ortiz-Estrada, Guillermo González-Alatorre, O. Manero-Brito, Juan F. J. Alvarado, N. Flores Ramírez, Gabriel Luna-Bárcenas
Publikováno v:
Macromolecular Symposia. :266-289
The phase behavior of a polymer in a supercritical solvent at the LCST equilibrium limits is described in this work, in the proximity of θ point, proposing the use of a conformational parameter, ψ. The results obtained by molecular simulation in an
Autor:
Ruben Vasquez-Medrano, José G. Santoyo-Arreola, C. H. Ortiz-Estrada, Gabriel Luna-Bárcenas, Isaac C. Sanchez, Alberto Ruiz-Trevino
Publikováno v:
Macromolecular Symposia. :230-249
The poly(1H,1H-dihydrofluorooctyl methacrylate) behavior in supercritical CO 2 was determined in relation to the emulsions formation phenomena in surfactants including a CO 2 -philic chain and the particles formation process by RESS. The stability co
Autor:
C. H. Ortiz-Estrada, Isaac C. Sanchez, Yevgeny Prokhorov, Juan F. J. Alvarado, Gabriel Luna-Bárcenas, F. Alberto Ruiz-Treviño, Ricardo Salinas-Hernández
Publikováno v:
Industrial & Engineering Chemistry Research. 48:769-778
Rapid expansion techniques (of supercritical solution (RESS) and into a liquid solvent (RESOLV)) with supercritical carbon dioxide are used to form chitin microstructures. The effect of the pre-exp...
Autor:
E. Fregoso-Israel, Gerardo Cedillo, C. H. Ortiz-Estrada, Detlev Fritsch, Juan B. Chavez, Mikhail G. Zolotukhin, M.T. Guzmán-Gutiérrez, F.A. Ruiz-Treviño, C. Kudla
Publikováno v:
Journal of Membrane Science. 323:379-385
New aromatic 3F polymers were obtained from condensations of 2,2,2-trifluoroacetophenone (1) with biphenyl (a), terphenyl (b), a mixture of biphenyl with terphenyl (ab), phenyl ether (c) and diphenoxybenzophenone (d). The reactions were performed at
Autor:
Gabriel Luna-Bárcenas, M. Maldonado-Santoyo, Issa Katime, Isaac C. Sanchez, S. M. Nuño-Donlucas, Luis C. Cesteros, C. H. Ortiz-Estrada
Publikováno v:
Journal of Polymer Science Part B: Polymer Physics. 42:636-645
The miscibility behavior of poly(2-ethyl-2-oxazoline) (PEOx)/poly(vinyl phenyl ketone hydrogenated) (PVPhKH) blends was studied for the entire range of compositions. Differential scanning calorimetry and thermomechanical analysis measurements showed