Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1975-09-15
1977-02-01
Garvin, Patrick P.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252466J, 2603461R, B01J 2384
Patent
active
040061043
ABSTRACT:
A process for converting .gamma.-butyrolactone to tetrahydrofuran by treating the lactone with hydrogen in the presence of a cobalt-copper chromite catalyst at elevated pressures and temperatures.
REFERENCES:
patent: 2627506 (1953-02-01), Hunter et al.
patent: 3370067 (1968-02-01), Johnson
patent: 3444256 (1969-05-01), Engelhard et al.
patent: 3839224 (1974-10-01), Yonehara et al.
patent: 3873471 (1975-03-01), Koberstein et al.
patent: 3893949 (1975-07-01), Sakai et al.
patent: 3904553 (1975-09-01), Campbell et al.
Chemical Abstracts vol. 78, 1973, p. 312 1st. col. 3735Q Hydrogenation of .gamma.butyrolactone.
Gluzek Karl-Heinz
Michalczyk Georg
Darsa George J.
Deutsche Texaco Aktiengesellschaft
Garvin Patrick P.
Ries C. G.
Whaley T. H.
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