نتایج جستجو برای: situ polymerization

تعداد نتایج: 161839  

Journal: :International journal of engineering technology and management sciences 2023

Polyaniline nanocomposite using metal oxides have wide variety of applicability because its enhanced properties to that pure polyaniline. Here we employed titanium dioxide as the oxide synthesize polyaniline composite (PANi-TiO2 ) through chemical oxidative polymerization in-situ. The obtained PANi-TiO2 is tested for powder X-Ray diffractometry (XRD), & Scanning electron microscopy(SEM).

Journal: :international journal of nano dimension 0
l. saadat chemistry research laboratory, faculty of chemistry, payame noor university of shiraz, shiraz, iran. f. sadeghvandi polymer research technology laboratory, faculty of chemistry, university of tabriz, tabriz, iran.

conducting polymers, because of their special properties, are used to introduce conductive polymeric composites. also, clays have recently been used for preparation of polymer composites with enhanced mechanical and thermal properties. the aim of this work is to study the synergetic effect of the co-presence of conducting polyaniline and montmorillonite in the polyethylene matrix. polyethylene ...

Journal: :iranian chemical communication 0
shahryar pashaei payame noor university

polyvinyl ester green composites were synthesized with walnut shell powder (wsp) by in-situ polymerization technique. the green composites have been evaluated for mechanical properties such as tensile strength, tensile modulus and hardness. sliding wear loss, specific wear rate and coefficient of friction were investigated by using computerized pin-on–disc machine at normal applied loads of 20,...

Journal: :Journal of Renewable Materials 2022

Poly(urea-formaldehyde) (PUF) microcapsules were prepared by in-situ polymerization with four different processes in this paper. The chemical composition, surface morphology, particle size distribution, and thermal stability characterized FTIR, SEM, analyzer, TGA, respectively. results demonstrated that the agglomeration of PUF was related to emulsion particles caused changes interface during s...

2012
Minna Annala Jukka Seppälä

Aalto University, P.O. Box 11000, FI-00076 Aalto www.aalto.fi Author Minna Annala Name of the doctoral dissertation Electrically conductive polymeric materials through polymerization and compatibilization Publisher School of Chemical Technology Unit Department of Biotechnology and Chemical Technology Series Aalto University publication series DOCTORAL DISSERTATIONS 116/2012 Field of research Po...

Journal: :European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V 2004
Eve Ruel-Gariépy Jean-Christophe Leroux

In the past few years, an increasing number of in situ-forming systems have been reported in the literature for various biomedical applications, including drug delivery, cell encapsulation, and tissue repair. There are several possible mechanisms that lead to in situ gel formation: solvent exchange, UV-irradiation, ionic cross-linkage, pH change, and temperature modulation. The thermosensitive ...

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