Abstract: The invention provides a process for preparing olefins from a mixed gaseous feed stream, wherein said mixed gaseous feed stream comprises three or more components selected from the group consisting of carbon dioxide, carbon monoxide, hydrogen, methanol and dimethyl ether, said process comprising contacting the mixed gaseous feed stream with a catalyst of formula (I): M(II)?Al11-?PO4 (I), wherein M(II) is a divalent metal ion; and x=0.002 to 0.

Abstract: There is provided a process for preparing a zirconium-based metal organic framework (Zr-MOF), the process comprising the steps (i) preparing a reaction mixture comprising zirconium ions, sulfate ions and at least one organic linker compound in an aqueous solvent; and (ii) heating the reaction mixture from step (i).

Abstract: There is provided a process for preparing a zirconium-based metal organic framework (Zr-MOF), the process comprising the steps (i) preparing a reaction mixture comprising zirconium ions, sulfate ions and at least one organic linker compound in an aqueous solvent; and (ii) heating the reaction mixture from step (i).

Abstract: The invention provides novel Zr MOFs, in particular compounds having a surface area of at least 1020 m2/g or if functionalized, having a surface area of at least 500 m2/g.

Abstract: The invention provides novel Zr MOFs, in particular compounds having a surface area of at least 1020 m2/g or if functionalized, having a surface area of at least 500 m2/g.

Abstract: The invention provides novel Zr MOFs, in particular compounds having a surface area of at least 1020 m2/g or if functionalized, having a surface area of at least 500 m2/g.

Abstract: The invention provides novel Zr MOFs, in particular compounds having a surface area of at least 1020 m2/g or if functionalized, having a surface area of at least 500 m2/g.

Abstract: The invention relates to a porous heterogeneous catalyst material comprising frameworks of inorganic cornerstones connected by organic bridges, characterized in that as organic bridges are used ligands having a complexed catalytically active metal. The metals are preferably palladium and platinum. The ligands preferably contain nitrogen donor groups for complexing the catalytically active metal and carboxylate groups connecting to the inorganic cornerstones.

Abstract: The present invention relates to a catalyst comprising at least one metal loaded on a hydrotalcite-based carrier material which has the following formula in its uncalcined form: M2+aM3+b(An?)(OH)2a+3b?n*xH2O, wherein M2+ is at least one divalent metal; and M3+ is at least one trivalent metal; A is an n-valent anion, n is 1 or 2 and a and b are positive numbers, a>b. When said at least one metal is selected from the group VIII of the periodical system of the elements a useful (de)hydrogenation catalyst is achieved.

Abstract: The invention relates to biocide active materials which are characterized by the external surface of the material being reduced by granulation followed by thermal treatment, a process of preparing the materials and the use thereof. Active material of biocides is fabricated by granulation followed by thermal treatment. The product is characterized by a narrow particle size distribution and an active surface which can be adapted to a desired colour intensity and leaching rate.

Abstract: A hydrotalcite-based material having an improved mechanical strength, said hydrotalcite having the following general formula: M2+aM3+b(OH)c(An−)d*xH2O wherein M2+ is at least one divalent metal; M3+ is at least one trivalent metal; A is an n-valent anion, n is 1 or 2 and a and b are positive numbers, a>b, which hydrotalcite is deposited on alumina or an alumina precursor, a process of preparing said hydrotalcite-based material, the use thereof as a catalyst support material, a catalyst for the dehydrogenation of propane, and a process using such a catalyst in the dehydrogenation of propane.

Abstract: A method for autothermal or substantially autothermal catalytic dehydrogenation of hydrocarbons is described. A hydrocarbon containing feed gas is optionally mixed with steam and/or hydrogen, is pre-heated and is introduced into a catalytic bed of a reactor, where an oxygen containing gas is fed directly into the catalytic bed from one or more oxygen supply tube(s) (3) each tube (3) having one or more opening(s) distributed in the catalytic bed.

Abstract: The present invention relates to a new catalyst support material comprising a mixed oxide consisting essentially of a divalent metal and a trivalent metal in a substantially homogeneous phase, the mixed oxide being a calcination product of a hydrotalcite-like phase calcinated at a temperature of about 700-1200° C., wherein the divalent metal/trivalent metal molar ratio is greater than or equal to 2. The invention also relates to a process of preparing the support. The invention further provides a catalyst for dehydrogenation which includes a transition metal selected from the first row of transition metals of the periodic table and/or a Group VIII metal impregnated on the new catalyst support material. The invention also provides a process for dehydrogenation of light alkanes using the catalyst.

Abstract: The present invention relates to a new catalyst support material comprising a mixed oxide consisting essentially of a divalent metal and a trivalent metal in a substantially homogeneous phase, the mixed oxide being a calcination product of a hydrotalcite-like phase calcinated at a temperature of about 700-1200° C., wherein the divalent metal/trivalent metal molar ratio is greater than or equal to 2. The invention also relates to a process of preparing the support. The invention further provides a catalyst for dehydrogenation which includes a transition metal selected from the first row of transition metals of the periodic table and/or a Group VIII metal impregnated on the new catalyst support material. The invention also provides a process for dehydrogenation of light alkanes using the catalyst.

Abstract: The present invention relates to a new catalyst support material comprising a mixed oxide consisting essentially of a divalent metal and a trivalent metal in a substantially homogeneous phase, the mixed oxide being a calcination product of a hydrotalcite-like phase calcinated at a temperature of about 700-1200° C., wherein the divalent metal/trivalent metal molar ratio is greater than or equal to 2. The invention also relates to a process of preparing the support. The invention further provides a catalyst for dehydrogenation which includes a transition metal selected from the first row of transition metals of the periodic table and/or a Group VIII metal impregnated on the new catalyst support material. The invention also provides a process for dehydrogenation of light alkanes using the catalyst.