Catalyst comprising calcium aluminate cement and at least one ox

Details Catalyst comprising calcium aluminate cement and at least one ox Catalyst comprising calcium aluminate cement and at least one ox

1990-05-07

1991-08-20

Shine, W. J.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Metal, metal oxide or metal hydroxide

B01J 2104, B01J 2378

Patent

active

050414089

ABSTRACT:
Shaped particles suitable for use as a catalyst, or precursor thereto, particularly for the decomposition of hypohalite ions in aqueous solution, comprising a calcium aluminate cement and at least one oxide of a Group VIII metal M selected from nickel and cobalt, said particles containing 10 to 70% by weight of said Group VIII metal oxide (expressed as the divalent oxide, MO) and having a porosity in the range 25 to 50%, in which at least 30% of the pore volume is in the form of pores of size in the range 15 to 35 nm and less than 40% of the pore volume is in the form of pores of diameter greater than 35 nm.

REFERENCES:
patent: 3445402 (1969-05-01), Reitmeier
patent: 3549556 (1970-12-01), Dienes
patent: 4101449 (1978-07-01), Noda et al.

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