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L’hétéropolyacide (HPA), H 4 PMo 11 VO 40 a été supporté avec 30 % en poids par la méthode d’imprégnation sèche sur des matériaux mésoporeux de type HMS, CMI-1 et SBA-15. L’état du HPA et ceux des supports ont été examinés par physisorption d’azote, diffraction des rayons X, spectroscopies FT–IR, DRIFT et de photoémission X (XPS), analyse thermique (TG–ATD) et par microscopie...
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