Process of purifying aliphatic isocyanates

Details Process of purifying aliphatic isocyanates Process of purifying aliphatic isocyanates

1977-03-23

1978-06-13

Torrence, Dolph H.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C119042

Patent

active

040948943

ABSTRACT:
Aliphatic isocyanates are purified by mixing with a finely divided alkali metal carbonate at 180.degree. to 235.degree. C.

REFERENCES:
patent: 2885423 (1959-05-01), Spiegler
patent: 3465023 (1969-09-01), Kamal

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