Substitution of one or two molybdenum atoms of the Keggin unit by vanadium causes a strong decrease of the rate of methacrylic acid oxidation while the rate of ...
Effects of Cs and V on heteropolyacid catalysts in methacrolein oxidation · L. M. Deuβer, J. Gaube, +1 author. H. Hibst · Published 1996 · Chemistry · Studies in ...
Jun 26, 1998 · The substitution of Mo by V leads to a strong decrease of the rate of consecutive methacrylic acid oxidation. Salification of the free acid by ...
Sep 16, 2008 · Effects of Cs+ content on the reducibility of the HPCs indicated that Cs+ changed the structural stability of V as coordinating atoms and ...
Copper can get an electron from Keggin structure to improve the oxidation ability of active sites during the oxidation of MAL and give an electron to Keggin ...
An in-situ DRIFTS-MS study on elucidating the role of V in the selective oxidation of methacrolein to methacrylic acid over heteropolyacid compounds. Article.
Effects of V, Cs, and Cu on the thermal behavior of Keggin phosphomolybdates ... Elucidation of structure and location of V(IV) ions in heteropolyacid catalysts ...
Effects of Cs and V on heteropolyacid catalysts in methacrolein oxidation. Studies in Surface Science and Catalysis, 1996, 101: 981–990. CrossRef Google ...
Kinetic Model for Methacrolein Oxidation Influence of Cesium and Vanadium on Heteropolyacid Catalysts CsxH3-x+y[PMo12-yVyO40]. Ind. Eng. Chem. Res. 1998, 37 ...
Dec 29, 2015 · The Cs1Cu0.3H2P1.2Mo11VO40 catalyst had the best performance for the selective oxidation of methacrolein to methacrylic acid.