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    • 21. 发明申请
    • Multimetal Oxide Containing Silver, Vanadium And A Phosphor Group Element And The Use Thereof
    • 包含银,钒和荧光体组元素的多金属氧化物及其用途
    • US20080019892A1
    • 2008-01-24
    • US11629379
    • 2005-06-14
    • Samuel NetoHartmut HibstFrank RosowskiSebastian StorckJurgen Zuhlke
    • Samuel NetoHartmut HibstFrank RosowskiSebastian StorckJurgen Zuhlke
    • C01G31/00B01J23/00
    • C01G31/00B01J23/002B01J23/682B01J27/198B01J2523/00C01P2002/72C01P2002/74C01P2006/12B01J2523/18B01J2523/51B01J2523/55
    • Multimetal oxides corresponding to the general formula (I), processes for their preparation, precatalysts containing such oxides and catalysts made therefrom for gas phase partial oxidation of hydrocarbons: Aga-cQbMcV12Od.eH2O  (I)wherein a represents a number having a value of 5 to 9; Q represents an element selected from the group consisting of P, As, Sb, Bi and mixtures thereof; b represents a number having a value of 0.2 to 3; M represents a metal selected from the group consisting of Li, Na, K, Rb, Cs, Tl, Mg, Ca, Sr, Ba, Cu, Zn, Cd, Pb, Cr, Au, Al, Fe, Co, Ni, Ce, Mn, Nb, W, Ta, Mo and mixtures thereof; c represents a number having a value of less than 1; d represents a number having a value of which is determined by the valency and frequency of Ag, Q, M and V in the formula (I); and e represents a number having a value of 0 to 20; wherein the multimetal oxide has a crystal structure wherein its powder X-ray diffractogram includes reflections at at least 5 interplanar spacings selected from the group of 7.13 Å, 5.52 Å, 5.14 Å, 3.57 Å, 3.25 Å, 2.83 Å, 2.79 Å, 2.73 Å, 2.23 Å and 1.71 Å, each interplanar spacing value±0.04 Å.
    • 对应于通式(I)的多金属氧化物,其制备方法,含有此类氧化物的预催化剂和由其制备的催化剂用于烃的气相部分氧化:<?in-line-formula description =“In-line Formulas”end =“ 导线“>> Ag C C 其中a表示数值为5〜9的数字,其中a表示0〜5的整数。 Q表示选自P,As,Sb,Bi及其混合物的元素; b表示数值为0.2〜3的数; M表示选自Li,Na,K,Rb,Cs,Tl,Mg,Ca,Sr,Ba,Cu,Zn,Cd,Pb,Cr,Au,Al,Fe,Co,Ni, Ce,Mn,Nb,W,Ta,Mo及其混合物; c表示小于1的数字; d表示数值,其数值由式(I)中Ag,Q,M和V的化合价和频率决定; e表示0〜20的数, 其中所述多金属氧化物具有晶体结构,其中其粉末X射线衍射图包括选自7.13,5.52,5.14,3.57,3.25,2.83,2.79,2.73的至少5个面间距的反射 Å,2.23Å和1.71Å,每个晶面间距值±0.04Å。