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  • Simultaneous volume and enthalpy response of a-PMMA and a-PMMA filled with carbon black was measured to compare relaxed volume calculated from isobaric heating and from isothermal relaxation experiment. Volume heating data were fitted by proposed mathematical equation. It was found, that volume relaxation values are nearly the same to those obtained from isothermal experiment. Enthalpy and volume data from heating were used for evaluation of apparent bulk modulus. Calculated values of modulus are in reasonable magnitude of modulus measured by direct compression.
  • Simultaneous volume and enthalpy response of a-PMMA and a-PMMA filled with carbon black was measured to compare relaxed volume calculated from isobaric heating and from isothermal relaxation experiment. Volume heating data were fitted by proposed mathematical equation. It was found, that volume relaxation values are nearly the same to those obtained from isothermal experiment. Enthalpy and volume data from heating were used for evaluation of apparent bulk modulus. Calculated values of modulus are in reasonable magnitude of modulus measured by direct compression. (en)
  • Měřena byla souběžná objemová a entalpická odezva a-PMMA a a-PMMA plněného acetylénovými sazemi. Srovnávány byly hodnoty relaxovaného objemu změřeného při izotermní relaxaci a hodnoty získané z ohřevu. Bylo zjištěno, že výpočet relaxovaného objemu z ohřevu poskytuje hodnoty objemu téměř shodné. Z objemových a entalpických dat v ohřevu byl sestaven objemový modul. Spočtené hodnoty objemového modulu byly v řádové shodě s hodnotami modulu získaného přímým stlačením na pVT zařízení. (cs)
Title
  • Structural relaxation of a-PMMA, simultaneous volume and enthalpy response
  • Structural relaxation of a-PMMA, simultaneous volume and enthalpy response (en)
  • Strukturní relaxace a-PMMA, souběžne objemová a entalpická odezva (cs)
skos:prefLabel
  • Structural relaxation of a-PMMA, simultaneous volume and enthalpy response
  • Structural relaxation of a-PMMA, simultaneous volume and enthalpy response (en)
  • Strukturní relaxace a-PMMA, souběžne objemová a entalpická odezva (cs)
skos:notation
  • RIV/70883521:28110/04:63502464!RIV/2005/MSM/281105/N
http://linked.open.../vavai/riv/strany
  • 54
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • Z(MSM 265200015)
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 588481
http://linked.open...ai/riv/idVysledku
  • RIV/70883521:28110/04:63502464
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • Simultaneous volume and enthalpy response; atactic polymethylmethacrylate; apparent bulk modulus; isobaric heating; structural relaxation; carbon black (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...ontrolniKodProRIV
  • [D5D82A41C962]
http://linked.open...v/mistoKonaniAkce
  • Chia Laguna, Italy
http://linked.open...i/riv/mistoVydani
  • Řím, Itálie
http://linked.open...i/riv/nazevZdroje
  • ICTAC 13 13th International Congress on Thermal Analysis and Calorimetry - Book of abstracts
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...UplatneniVysledku
http://linked.open...iv/tvurceVysledku
  • Sáha, Petr
  • Slobodián, Petr
  • Hadač, Jiří
http://linked.open...vavai/riv/typAkce
http://linked.open.../riv/zahajeniAkce
http://linked.open...n/vavai/riv/zamer
number of pages
http://purl.org/ne...btex#hasPublisher
  • Associazione Italiana di Calorimetria e Analisi Termica
http://localhost/t...ganizacniJednotka
  • 28110
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