Abstract:
A new group of compounds is described, whose members are adapted to catalyze the oxidation of olefins to unsaturated nitriles, and which are represented by the empirical formula: Sb1FemMenCopOq WHEREIN Me is tellurium or arsenic, m is in the range of 0.1 to 1, n is in the range of 0 to 0.5, p is in the range of 0.005 to 1 and q is in the range of 2.2 to 6.5.
Abstract:
A new series of compounds, represented by the formula: Cu, Mnx Mey Crz Ow, wherein Cu copper, Mn manganese, Me nickel or cobalt, Cr chromium, O oxygen; x is a number from 1 to 2, inclusive, and zero when Me is Ni and y and z are not zero; y is a number from 1 to 6, inclusive, and zero when x and z are not zero; z is a number up to 3, and zero when Me is Co and x and y are not zero; w is the index of oxygen which satisfies the valencies of the metals, having regard for their indices in the formula, that are useful as catalysts in the oxidation to CO2 and H2O of carbon monoxide and hydrocarbons contained in the exhaust gases of internal combustion engines, the preparation and the pretreatment thereof are disclosed.
Abstract:
Aluminum chlorohydroxide represented by the formula: Al2(OH)x Cly, wherein x and y range from 1 to 3.5 and 5 to 2.5, respectively, is produced by reacting aluminum oxide or hydroxide with an amount of hydrochloric acid which is (1/2.5) to (1/4) of the stoichiometric amount for obtaining aluminum trichloride, at a temperature in the range from 100*C to 160*C, and at a pressure in the range from 0.1 kg/cm2 to 4 kg/cm2 for a period of from 2 to 10 hours.
Abstract translation:由式Al 2(OH)x Cly表示的氯代氢氧化铝,其中x和y分别为1至3.5和5至2.5的范围是通过使氧化铝或氢氧化物与一定量的盐酸反应制得的,该盐酸为(1 / 2.5 )至化学计量量的(1/4),以获得三氯化铝,在100℃至160℃的温度下,在0.1kg / cm 2至4kg / cm 2的压力范围内,对于 时间为2至10小时。
Abstract:
This invention provides a new catalyst and process for the oxidation and ammoxidation of olefins. The catalysts are of the formula: TeTin Mop Pq Xm Or WHEREIN X is an element selected from groups IB, IIB, IIIA, IIIB, IVB, VIIB and VIII of the Periodic Table of Elements.