نتایج جستجو برای: melt extrusion
تعداد نتایج: 27926 فیلتر نتایج به سال:
Over the past few decades hot melt extrusion (HME) has emerged as a powerful processing technology for the production of pharmaceutical solid dosage forms in which an active pharmaceutical ingredient (API) is dispersed into polymer matrices. It has been shown that formulations using HME can provide time-controlled, sustained and targeted drug delivery, and improved bioavailability of poorly sol...
Currently, because globalization, the pharmaceutical industry is facing enormous challenges to comply with regulatory matters. Reduced patent life and overall decreased profitability of newly discovered drugs are also forcing the pharmaceutical industry to shorten the drug development time with maximum throughput. Therefore, continuous manufacturing (CM) processes via hot melt extrusion (HME) c...
The objective of the present work is the mathematical modeling of the dynamics of polymer molecules grafted on a solid boundary during polymer melt extrusion. This topic is closely related to the long-standing problem of polymer flow instabilities encountered in industry when extruding melts. In order to describe the behavior of the tethered chains, we introduce the bond vector probability dist...
The aim of this study is to improve dissolution and bioavailability of poorly water soluble Efavirenz (Efv), a potent and selective non-nucleoside inhibitor of HIV-1 reverse transcriptase. Its effectiveness can be attributed to its long half-life (t1/2) of 52–76 h after single dose. Formulation of poorly water soluble drug for oral delivery is one of the biggest challenges. Amongst the availabl...
The development of metal salts-based nanocomposites is highly desired for the Fenton or Fenton-like reaction-based chemodynamic therapy cancer. Manganese sulfate (MnSO4)-dispersed nanoparticles (NPs) were fabricated with a hot-melt extrusion (HME) system colorectal cancer in this study. MnSO4 was homogeneously distributed polyethylene glycol (PEG) 6000 (as hydrophilic polymer) aid surfactants (...
Influence of DE-value on the physicochemical properties of maltodextrin for melt extrusion processes
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