نتایج جستجو برای: propylene

تعداد نتایج: 6219  

2009
T. Alexander Nijhuis J. Chen Jaap C. Schouten

Gold-titania based catalysts for the direct epoxidation of propene provide a clean and simple route for future propene oxide producing processes. These catalysts, producing propene oxide in a single step, have a moderate activity and a very high selectivity towards propene oxide. However, the hydrogen, which is used as a co-reactant, is used less efficient. To be able to improve the hydrogen ef...

Journal: :Frontiers in Physics 2022

Propylene carbonate (PC) has the advantages of great permittivity, high breakdown strength, and environmental adaptability. However, applications propylene in pulsed power systems have been restricted by significant polarity effect (differences between positive strength negative strength). In this article, characteristics PC nano-modification under microsecond pulse systematically studied. The ...

2003
T. J. Gung

0304-3886/99/$ see front matter © 1999 Elsevier Science B.V. All rights reserved. PII: S0304-3886(99)00005-4 80 T.J. Gung et al. / Journal of Electrostatics 46 (1999) 79-89 ments using the "onion-peeling" method of radial discretization of concentric circles centered on the axisymmetric axis of the point electrode at various heights above the ground plane. 3. Electrochemical Properties of Propy...

Journal: :Reaction Chemistry and Engineering 2022

A novel chemical looping approach for propan-1-ol production from propylene.

2002

Two sets of in vitro permeation experiments were carried out to study the topical delivery of minoxidil as a function of its the~odyn~c activity in the hydroalcoholic vehicles applied to the skin. Franz diffusion cells were employed with human cadaver skin membranes. The delivery of minoxidil of different concentrations (0.5%. l%, 2%, 3%. 4% and 5%) from simple solutions in a fixed composition ...

2012
Mirta Alvarez Lludenich Osoria Mercedes Ronquillo Raúl Castro Doguerti Perez José Rodríguez Catalina Irarragorri

School of Marilia, São Paulo, Brazil; Flow Citometry, and; Dermatology, Medical School of Marilia, Marilia, Brazil. Background: The prevalence of hypersensitivity to nonsteroidal anti-inflammatory drugs (NSAIDs) is high and its in vitro diagnostic is a challenge. The basophil activation test with determination by flow cytometry (FC), of the expression rate of CD63 molecules has been much studie...

2012
Cheol-Woo Kim Jae-Hwa Cho Eun-Hee Jung Hye-Kyung Lee

School of Marilia, São Paulo, Brazil; Flow Citometry, and; Dermatology, Medical School of Marilia, Marilia, Brazil. Background: The prevalence of hypersensitivity to nonsteroidal anti-inflammatory drugs (NSAIDs) is high and its in vitro diagnostic is a challenge. The basophil activation test with determination by flow cytometry (FC), of the expression rate of CD63 molecules has been much studie...

2012
Maria Cristina Diaz Alberto Jorge Lavrut Silvia Susana Spinelli

School of Marilia, São Paulo, Brazil; Flow Citometry, and; Dermatology, Medical School of Marilia, Marilia, Brazil. Background: The prevalence of hypersensitivity to nonsteroidal anti-inflammatory drugs (NSAIDs) is high and its in vitro diagnostic is a challenge. The basophil activation test with determination by flow cytometry (FC), of the expression rate of CD63 molecules has been much studie...

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