摘要:
Hydrotalcite-type compound of the formula (I): Cu x Zn y Al w OH 2 2 x + 2 y + 3 w - 2 + A 2 - 2 x + 2 y + 3 w - 2 / 2 , k H 2 O Wherein (A 2- ) represents either a carbonate anion or a silicate anion, x > 0, y >0, w >0, (x + y) = (1-w), 1
摘要:
Hydrotalcite-like compound of the formula (I): [Rh x Mg y Al w (OH) 2 ] (3x+2y+3w-2)+ (A 2- ) (3x+2y+3w-2)/2 , k H 2 O (I); catalyst synthesis process involving such a compound and the use of this catalyst for hydrocarbons reforming and for ethanol reforming.
摘要翻译:式(I)的水滑石样化合物:[Rh x Mg y Al w(OH)2](3x + 2y + 3w-2)+(A 2-)(3x + 2y + 3w-2)/ 2, k H 2 O€ƒ€ƒ€ƒ€ƒ(I); 涉及这种化合物的催化剂合成方法以及该催化剂用于烃重整和乙醇重整的用途。
摘要:
Process for the preparation of a catalytic specie consisting essentially of a metallic support, which is coated with a ceramic active phase layer, mainly compound of the general formula (I) :
[Rh x Ni y Mg l Al m (OH) 2 ] z+ (A n- z/n kH 2 O, (I)
wherein An is mainly a silicate or a polysilicate anion ; 0 ≤ x ≤ 0.3; 0 ≤ y ≤ 0.9; 0≤I≤0.9;0≤m≤0.5;0≤k≤10;x+y>0;0.5≤y+l≤0.9;x+y+l+m=1; and z is the total electrical charge of the cationic element or a compound of the general formula (II) :
[A z A' 1-z ][B 1-x-y Ni x Rh y ]O 3-δ (II)
wherein A and A' are different and are selected from the Lanthanide or the Actinide families or from the group II a of the Mendeleev's periodical table of elements; B is selected from the transition metal groups of columns IIIb, IVb, Vb, VIb, VIIb, Ib and IIb and group VIIIb of the Mendeleev's periodical table of elements; 0 ≤ x ≤ 0.7,0 ≤ y ≤ 0.5, 0 ≤ x+y ≤ 0.8, 0 ≤ z ≤ 1 and δ is the sub stoechiometric value of oxygen to obtain the electric neutrality of the Perovskite compound; said process essentially consisting in a step (a) of electro-deposition of said ceramic active phase on said metallic support. Use of said catalytic specie as a catalyst oxidation of gaseous hydrocarbons, to produce synthesis gas.
摘要翻译:用于制备催化物种基本上由金属支撑体的,所有这一切都涂有陶瓷活性相层,在通式(I)的主要化合物的方法:€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ ƒ的[Rh X的Niý毫克的L的Al M(OH)2] Z +(A正的z /ñKH 2 O,€ƒ€ƒ€ƒ€ƒ€ƒ(I)worin一种主要是硅酸根或多硅酸根阴离子 0‰X‰0.3; 0‰ý‰0.9 0‰我‰0.9 0‰米‰0.5; 0‰ķ‰10; X + Y> 0; 0.5‰Y +升‰0.9; X + Y + 1 + M = 1;和z是电荷阳离子元素的总或通式(II)的化合物:€€ƒƒƒ€€€ƒƒƒ€€€ƒƒ[A Z A“1- Z] [B 1-XY的Ni X铑Y] O 3 '€ƒ€ƒ€ƒ€ƒ€ƒ(II)worin A和A' 不同,并选自镧系或锕系的家庭或选自被选择 II涉及的门捷列夫元素周期表的; B选自列IIIB,IVB,VB,VIB,VIIB,Ⅰb和Ⅱb族和门捷列夫PERIODICA的VIIIB族的过渡金属基团 元件的升表; 0‰‰X 0.7,0‰ý‰0.5,0‰X + Y‰0.8,0‰为‰1和“是氧,得到钙钛矿化合物的电中性的化学计量子值; 所述方法基本上由在所述金属支撑陶瓷所述活性相的电沉积的步骤(a)。 使用所述催化物种的气态烃的催化剂氧化,以产生合成气。