Process for producing formaldehyde

Details Process for producing formaldehyde Process for producing formaldehyde

1975-06-05

1977-03-29

Thomas, Jr., James O.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 4516, C07C 4704

Patent

active

040149390

ABSTRACT:
Methanol is dehydrogenated at 500-750.degree. C. using a catalyst whose active components are copper, zinc and sulfur to form a stable product containing 30 to 85% by weight of formaldehyde, 0 to 2% by weight of water, the balance being methanol.

REFERENCES:
patent: R21373 (1940-02-01), Lazier
patent: 1418448 (1922-06-01), Leggs
patent: 1555539 (1925-09-01), Williams
patent: 1684634 (1928-09-01), Luther
patent: 1975853 (1934-10-01), Lazier
patent: 2939883 (1960-06-01), Pundersen
patent: 2953602 (1960-09-01), Aries

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