The prepared grafted antioxidant improves the mechanical properties of NBR vulcanizate. (C) 2010 Wiley Periodicals, Inc. J Appl Polym Sci 119: 2461-2467, 2011″
“Rheological characterization of inks for the inkjet printing application has been buy VS-6063 considered to be essential with dissemination of applying the inkjet printing technology into many related industries. In this study, the high concentrated Ag suspension was prepared using poly(acrylic acid) as both a polyelectrolyte and a polymeric dispersant, and rheological properties of the suspension such as shear stress, shear viscosity, and dynamic moduli were examined using a rotational rheometer. The difference
of rheological properties was investigated with different concentrations of the polyelectrolyte. The shear thinning effects and yield behavior of suspension were analyzed using rheological constitutive equations of state. (C) 2010
American Institute of Physics. [doi:10.1063/1.3511682]“
“Myasthenia gravis (MG) and paraneoplastic cerebellar degeneration (PCD) are immune-mediated syndromes that can represent paraneoplastic disorders. We report a patient with history of ovarian carcinoma that presented with ptosis, diplopia and gait ataxia. Neurophysiological examination and laboratory tests revealed the presence of MG and PCD. An integrated FDG-PET/contrast-enhanced CT scan showed tumor recurrence. This is to the Tariquidar best of our knowledge the first association of MG and PCD with recurring ovarian carcinoma.”
“This work investigates the effect of the addition of a well-known antioxidant, alpha-tocopherol in poly (lactic acid) flexural and barrier properties. For that purpose, films of poly(lactic acid) enriched with 0, 2.2, and 4.4% of alpha-tocopherol were prepared. Differential scanning calorimetry, thermogravimetric analysis, and dynamic mechanical analysis were used to characterize the changes in the mechanical and thermal properties. The sorption of oxygen and carbon dioxide in the prepared enriched films of poly(lactic
acid) was measured at different temperatures between 283 and 313 K and pressures up to atmospheric pressure using a Quartz Crystal https://www.selleckchem.com/products/dibutyryl-camp-bucladesine.html Microbalance. Although no significant changes were found in the mechanical and thermal properties, the addition of alpha-tocopherol promotes an increasing in the oxygen sorption and the convex shape of the isotherms indicate a strong interaction gas-polymer. Regarding the sorption of carbon dioxide, no pronounced effect was found. (C) 2010 Wiley Periodicals, Inc. J Appl Polym Sci 119: 2468-2475, 2011″
“Random networks of carbon nanotubes and metallic nanowires have shown to be very useful in the production of transparent, conducting films. The electronic transport on the film depends considerably on the network properties, and on the interwire coupling.