Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide
Patent
1994-09-30
1996-05-28
Lusignan, Michael
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Metal, metal oxide or metal hydroxide
502326, 502328, 502329, 502339, B01J 2300
Patent
active
055211399
ABSTRACT:
Catalyst and process for the preparation of butene-2-diol-1,4 by the hydrogenation of butyne-2-diol-1,4 in aqueous solution over a palladium-containing fixed-bed catalyst, which is doped with lead or cadmium, in which a catalyst is used which has been made by applying Pd and Pb or Pd and Cd successively, by vapor deposition or sputtering, to a metal gauze or a metal foil acting as support material followed by forming the catalyst at an elevated temperature in air.
REFERENCES:
patent: 2681938 (1950-06-01), Lindlar
patent: 4001344 (1977-01-01), Hoffmann et al.
patent: 4438285 (1984-03-01), Codignola
patent: 4686202 (1987-08-01), Broecker
patent: 4795733 (1989-01-01), Thomas
patent: 5063194 (1991-11-01), Broecker et al.
Becker Rainer
Brocker Franz J.
Menger Volkmar
Stops Peter
BASF - Aktiengesellschaft
Lusignan Michael
Shurtleff John H.
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