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    Article

    Thermal Behaviour of Transition Metal-Containing Zirconium Phosphate

    The thermal behaviour of Co(II), Ni(II) and Zn(II)-containing zirconium phosphate of α type was investigated. XRPD analysis revealed that, for the samples containing Co(II) or Ni(II), the first reflection of t...

    L. Szirtes, A. M. Szeleczky, A. O. Rajeh in Journal of Thermal Analysis and Calorimetry (1999)

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    Article

    FT-IR studies on intercalates and organic derivatives of crystalline (α- and γ-forms) zirconium phosphate and zirconium phosphate-phosphite

    FT-IR studies were carried out for various α- and γ-crystalline intercalates of zirconium phosphate (ZrP) and also for zirconium phosphatephosphite (ZrPP). The characteristic peaks of n-alkanols, n-alkylamines...

    A. O. Rajeh, L. Szirtes in Journal of Radioanalytical and Nuclear Chemistry (1999)

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    Article

    Thermoanalytical Investigation of Several Layered Zirconium Salts and their Derivatives Part II

    The comparison of data of thermal analysis partly with XRD and/or analytical results permits determination of the exact quantity of crystal water of the investigated samples having quite different behaviour. T...

    L. Szirtes, A. M. Szeleczky, A. O. Rajeh in Journal of Thermal Analysis and Calorimetry (1998)

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    Article

    Thermoanalyncal Investigation of Some Layered Zirconium Salts and Their Various Derivatives I.

    The thermal behaviour of zirconium phosphate and its salt forms and also mixed zirconium-titanium phosphate were investigated. Based on TA data, in combination with other analytical results the composition, th...

    L. Szirtes, S. K. Shakshooki in Journal of Thermal Analysis and Calorimetry (1998)

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    Article

    Structural investigations on zirconium phosphate-phosphite and on itsn-butylamine intercalate

    Zirconium phosphate-phosphite have various structure belonging to the drying heat of the sample. While sample dried above sat. NaCl solution had interlayer distance of 1.30 nm (result fromd 1=0.74 nm andd 2=0.56 ...

    A. O. Rajeh, L. Szirtes in Journal of Radioanalytical and Nuclear Chemistry (1995)

  6. No Access

    Article

    Investigations of crystalline structure of gamma-zirconium phosphate

    The γ-crystalline form zirconium phosphate was investigated. For its lattice parameters was found:a=0.538 nm,b=0.664 nm,c=2.459 nm, β=94.2° and basal spacing (d)=1.22 nm. It was determined by IR spectrophotometri...

    A. O. Rajeh, L. szirtes in Journal of Radioanalytical and Nuclear Chemistry (1995)

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    Article

    Thermal decomposition of organic derivatives of crystalline zirconium phosphate

    The diethylene glycol, benzyl alcohol and benzylamine derivatives ofα- andγ-zirconium phosphates were prepared and their thermal behaviour was investigated by means of differential thermal analysis. In all cases,...

    A. O. Rajeh, L. Szirtes in Journal of thermal analysis (1991)

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    Article

    Thermal decomposition of organic derivatives of crystalline zirconium phosphate

    The thermal decompositions ofn-alkylamine (ethylamine, propylamine, butylamine and pentylamine) derivates ofγ-zirconium phosphate were investigated. The samples exhibited similar mechanisms of decomposition.

    A. O. Rajeh, L. Szirtes in Journal of thermal analysis (1991)

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    Article

    Thermal decomposition of organic derivatives of crystalline zirconium phosphate

    Organic derivatives ofγ-zirconium phosphate were investigated. Then- alkanol derivatives lost their crystal and structural water in several steps. The thermal stability of the molecules increased with increasing ...

    A. O. Rajeh, L. Szirtes in Journal of thermal analysis (1991)

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    Article

    Thermal decomposition of organic derivatives of crystalline zirconium phosphate-phosphite

    Organic derivatives of crystalline zirconium phosphate-phosphite (ZrPP) are easily obtained by direct contact of the given organic solution with the crystalline material. The thermal decomposition of benzyl al...

    A. O. Rajeh, L. Szirtes in Journal of thermal analysis (1991)