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Article
Effect of conducting fillers on the microstructure and electrical conductivity of thermoplastic polymer composites
This paper reports on the synthesis and characterization (electrical, mechanical, thermal and dynamic mechanical) of electrically conducting polymer composites based on thermoplastic matrices (low density poly...
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Article
Electrogeneration kinetics of polyaniline in the presence of lithium perchlorate
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Article
Application of a statistical method to study the spherulitic growth of polymer blends
This paper has two objectives. Firstly, to plan experimental blends (based on PVDF, PMMA and PVA) according to a statistical method proposed by Scheffé and subsequently to apply the model to the study of the s...
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Article
Application of a mathematical model to the study of the glass transition temperature in polymer electrolyte precursor systems
To the purpose of studying the effect of composition on the glass transition temperature (Tg) of a series of polymer electrolytes based on blends of polyethylene oxide (PEO), poly (octafluoropentoxytrifluoroet...
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Article
Polyether-based ion conductors
In this work the preparation of polymer electrolyte precursor systems was carried out by means of the physical blending of poly(ethylene oxide) (PEO), a poly(fluoroalcoxi phosphazene) (PPz) and poly(epichlorhy...
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Article
Dynamic mechanical properties of binary and ternary blends based on PVDF
A universally accepted criterion when assessing blend compatibility is the existence of a single glass transition temperature, which changes as a function of blend composition. Differential scanning calorimetr...
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Article
High Tc superconductor polymer composites based on YBa2Cu3O7−x
This work reports on the study of the microstructure and electrical properties (conduction and superconduction) of YBa2Cu3O7−x (Y) and polypropylene (PP) composites. For the purpose of enhancing and improving the...
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Article
Thermodynamic compatibility of sepiolite-filled poly(vinylidene fluoride)-polystyrene blends
Inverse gas chromatography (IGC) and differential scanning calorimetry (DSC) were used to investigate the effect produced by sepiolite on the thermodynamical compatibility of poly(vinylidene fluoride)-polystyr...
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Article
Electrical and morphological studies of polymeric composites based on carbon black
Conventional polymers, polypropylene and polystyrene, containing carbon black as conductor additive, were prepared. Impedance complex-plane analysis is used in order to characterize the composites obtained. Mi...
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Article
Effect of sepiolite on glass transition temperature and melting behaviour of semicrystalline polymer blends
Thermal analysis of blends poly(vinylidene fluoride) (PVF2) with poly(methyl methacrylate) (PMMA) or polystyrene (PS) filled with sepiolite was carried out to examine the effects of the filler on properties such ...
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Article
Electrical and morphological studies of polymeric composites based on carbon black
Conventional polymers, polypropylene and polystyrene, containing carbon black as conductor additive, were prepared. Impedance complex-plane analysis is used in order to characterize the composites obtained. Mi...
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Article
Conductivity study on semicrystalline and amorphous polymers filled with conducting additives
Polymeric conducting composites were obtained on the basis of polypropylene and polystyrene and conducting fillers (iron, copper and carbon black). The materials obtained by means of physical blends of the com...
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Article
The effect of interfacial adhesion and morphology on the mechanical properties of polypropylene composites containing different acid surface treated sepiolites
The study of the microstructure of polymeric composites and its relationship to mechanical properties, are of great importance. In the present study vv8 have carried out a study of the microstructure of polyme...
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Article
Radikalische Copolymerisation von cyclischen Acetalen, die sich vom Acrolein ableiten. 1. Mitt. Copolymerisation mit Acrylnitril und α-Chloracrylnitril
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Article
Radikalische Copolymerisation von cyclischen Acetalen, die sich vom Acrolein ableiten. 2. Mitt. Alternierende Copolymerisation
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Article
Radikalische Copolymerisation von Vinylketonen. 1. Mitt. Copolymerisation mit Acrylnitril