Zobrazeno 1 - 10
of 24
pro vyhledávání: '"A. K. Kalkar"'
Publikováno v:
Thermochimica Acta. 660:23-36
Friedman’s differential isoconversional approach is applied to obtain effective activation energy (Eα) for Poly (butylene terephthalate) and PBT/15AMMT nanocomposites. The presence of 15AMMT content has largely affected Eα values. Further Vyazovk
Publikováno v:
Polymer. 55:6948-6959
The differential isoconversional method of Friedman is applied to non-isothermal melt crystallization DSC data to obtain effective activation energy Δ E . In comparison to neat PET, Δ E of intercalated 93A MMT clay nanocomposites (PCNs) decreased a
Publikováno v:
Thermochimica Acta. 568:74-94
Nanocomposites (PCNs), based on poly(butylene terephthalte) (PBT) and organoclay (Cloisite-15A) MMT were prepared by melt intercalation compounding process. The nanoscale dispersion and the microcrystal structure studied qualitatively using; X-ray di
Publikováno v:
Journal of Applied Polymer Science. 124:1333-1343
With increasing environmental awareness, evaluating the potential of biopolymers as a substitute for traditional materials has been of great interest. Crystallization kinetics provides fundamental knowledge required for evaluation, playing vital role
Publikováno v:
Journal of Polymer Science Part B: Polymer Physics. 48:1070-1100
The article deals with the melting and nonisothermal crystallization behavior of neat poly (phenylene sulphide) (PPS) and its composites with a thermotropic liquid crystalline polymer (TLCP)-Vectra A950, prepared by melt mixing and probed by differen
Publikováno v:
Polymer Engineering & Science. 49:397-417
The isothermal crystallization kinetics, the morphology, and the melting behavior of melt-processed composites of poly(phenylene sulfide) (PPS) with a thermotropic liquid crystalline copolyester, Vectra A950, (TLCP) were studied by differential scann
Publikováno v:
Journal of Applied Polymer Science. 107:689-699
Composite films composed of poly(methyl methacrylate-co-butyl acrylate) (PMMABA) and nematic-type liquid crystals E7 and E8 (commercial products from E. Merck, Darmstadt, Germany) were prepared through solvent casting in chloroform. The morphology an
Publikováno v:
Journal of Applied Polymer Science. 106:34-45
This work was aimed at understanding how the injection-molding temperature affected the final mechanical properties of in situ composite materials based on polycarbonate (PC) reinforced with a liquid-crystalline polymer (LCP). To that end, the LCP wa
Publikováno v:
Polymer. 44:7251-7264
Rheo-optical Fourier-transform infrared (FTIR) spectroscopy is based on the simultaneous acquisition of stress–strain data and FTIR spectra on-line to the mechanical treatment of polymers and is frequently applied for the characterization of transi
Publikováno v:
Colloids and Surfaces A: Physicochemical and Engineering Aspects. 223:55-61
The adsorption of amino acids such as phenylalanine, alanine, tyrosine and tryptophan on highly hydrophobic NaZSM-5 zeolite were studied. Selective adsorption of phenylalanine and tyrosine were observed. The single component adsorption isotherms were