초록 ▼

A catalyst comprising (1) a subgroup of a certain class of nickel and/or cobalt-substituted semicrystalline aluminosilicates which are synthetic and which are predominantly ordered in two directions (laminar clay-like materials); (2) tungsten in the form of its oxide and/or sulfide; and (3) a crysta

A catalyst comprising (1) a subgroup of a certain class of nickel and/or cobalt-substituted semicrystalline aluminosilicates which are synthetic and which are predominantly ordered in two directions (laminar clay-like materials); (2) tungsten in the form of its oxide and/or sulfide; and (3) a crystalline zeolite which has an alpha value of at least 20, which is in particulate form, and which is dispersed through the layered aluminosilicate; and processes using this catalyst.

대표청구항 ▼

A catalyst composite consisting essentially of: (A) from 3 to 25 weight percent of tungsten in the form of metal oxide or metal sulfide, or any mixture thereof, calculated as the metal; (B) from 35 to 80 weight percent of a laminar 2:1 layer-lattice aluminosilicate mineral possessing layer-lattice u

A catalyst composite consisting essentially of: (A) from 3 to 25 weight percent of tungsten in the form of metal oxide or metal sulfide, or any mixture thereof, calculated as the metal; (B) from 35 to 80 weight percent of a laminar 2:1 layer-lattice aluminosilicate mineral possessing layer-lattice unit cells, each cell having an inherent negative charge balanced by cations exterior to said unit cell, said mineral corresponding to the following overall formula prior to drying and calcining: [(Al3+4-ewY2+3w)VI(Q4+8-xAl3+x)IV O20(OH)4-fFf]ㆍ[dCy] where Al is aluminum; Y is selected from the class consisting of nickel, cobalt and mixtures thereof; Q is at least 0.95 mol fraction silicon ions, the remainder consisting of tetravalent ions having an ionic radius not to exceed 0.65 A; and F is fluorine; C is at least one charge-balancing cation; and where e has a numerical value from 2 to 3 inclusive; w has a numerical value from 0.01 to 2 inclusive, with the proviso that the quantity ew have a numerical value from 0.02 to 4 inclusive; f has a value of 4 or less; x has a numerical value from 0.05 to 2.0 inclusive; y is the valence of the cation C; d is the number of cations C where the product dy =x +3(e-2)w and wherein said first bracket represents said layer-lattice unit cell formulation and said second bracket represents said charge-balancing cations; and (C) from 5 to 50 weight percent of a crystalline zeolite having an alpha value of at least 20; and wherein said composite is formed by: (i) initially coating or impregnating component (B) with component (A); and (ii) thereafter uniformly dispersing component (C) through the mixture of components (A) and (B) formed in step (i). A hydrotreating process which comprises contacting a hydrocarbon feed containing substantial amounts of materials boiling above 200°F. and selected from the group consisting of petroleum distillates, solvent deasphalted petroleum residua, shale oils and coal derived liquids or coal tar distillates in a reaction zone with hydrogen at hydrotreating conditions to obtain the conversion of at least 25 volume percent of said hydrocarbon feed with the catalyst of claim 1.