Organic compounds -- part of the class 532-570 series – Organic compounds – Isocyanate esters
Patent
1986-04-16
1987-07-28
Siegel, Alan
Organic compounds -- part of the class 532-570 series
Organic compounds
Isocyanate esters
C07C 7100
Patent
active
046833293
ABSTRACT:
Water is fed together with formamide in vapor form in the production of isocyanates by silver-catalyzed oxidative dehydrogenation of formamides.
REFERENCES:
patent: 3960914 (1976-06-01), Lyons
patent: 4207251 (1980-06-01), Heyboer
patent: 4537726 (1985-08-01), Rao
E. I. DuPont de Nemours and Company
Evans Craig H.
Siegel Alan
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