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Description
  • Photooxidation, an important component of polymer weathering, is initiated by processes resulting from activities of excited polymer-inherent chromophores and photoactive additives and impurities. Quenching of excited species by ground state molecular oxygen, the common component of air, results in the formation of singlet state molecular oxygen 1O2 This active form of oxygen is a strong oxygenation agent attacking stabilized polymers. Resulting transformations of the polymer matrix and additives have a negative effect on the service life of polymers.
  • Photooxidation, an important component of polymer weathering, is initiated by processes resulting from activities of excited polymer-inherent chromophores and photoactive additives and impurities. Quenching of excited species by ground state molecular oxygen, the common component of air, results in the formation of singlet state molecular oxygen 1O2 This active form of oxygen is a strong oxygenation agent attacking stabilized polymers. Resulting transformations of the polymer matrix and additives have a negative effect on the service life of polymers. (en)
  • Fotooxidace, jako významná složka procesu ovlivňující stárnutí polymerů, je iniciována procesy vycházejícími z aktivit chromoforů a fotoaktivních příměsí a nečistot přítomných v polymerech. Výsledkem zhášení excitovaných stavů takových látek molekulárním kyslíkem v základním stavu, který je běžnou složkou ovzduší, je tvorba molekulárního kyslíku v singletním stavu 1O2 Tato aktivní forma kyslíku je silným oxidačním činidlem napadajícím stabilizované polymery. Výsledkem takových procesů jsou transformace polymerní matrice a aditiv, které mají negativní vliv na dobu života polymerů. (cs)
Title
  • Impact of photosensitized oxidation and singlet oxygen on degradation of stabilized polymers
  • Impact of photosensitized oxidation and singlet oxygen on degradation of stabilized polymers (en)
  • Vliv fotoiniciované oxidace a singletního kyslíku na degradaci stabilizovaných polymerů (cs)
skos:prefLabel
  • Impact of photosensitized oxidation and singlet oxygen on degradation of stabilized polymers
  • Impact of photosensitized oxidation and singlet oxygen on degradation of stabilized polymers (en)
  • Vliv fotoiniciované oxidace a singletního kyslíku na degradaci stabilizovaných polymerů (cs)
skos:notation
  • RIV/61389013:_____/08:00311840!RIV09-AV0-61389013
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • P(IAA100100622), P(IAA400500804), P(KAN400720701), Z(AV0Z40500505)
http://linked.open...iv/cisloPeriodika
  • 9
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
  • 371517
http://linked.open...ai/riv/idVysledku
  • RIV/61389013:_____/08:00311840
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • photosensitized oxidation; singlet molecular oxygen; oxygenation (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • NL - Nizozemsko
http://linked.open...ontrolniKodProRIV
  • [F6F973CBB440]
http://linked.open...i/riv/nazevZdroje
  • Polymer Degradation and Stability
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...vavai/riv/projekt
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 93
http://linked.open...iv/tvurceVysledku
  • Nešpůrek, Stanislav
  • Pospíšil, Jan
  • Pilař, Jan
http://linked.open...ain/vavai/riv/wos
  • 259795600010
http://linked.open...n/vavai/riv/zamer
issn
  • 0141-3910
number of pages
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