Process for the production of carbodiimides and carbodiimide-iso

Details Process for the production of carbodiimides and carbodiimide-iso Process for the production of carbodiimides and carbodiimide-iso

1976-12-17

1978-02-07

Schwartz, Gerald A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C119055

Patent

active

040727122

ABSTRACT:
Carbodiimides are prepared by reacting organic isocyanates at a temperature of at least 150.degree. C. in the presence of a catalyst having the formula ##STR1## wherein R and R' are the same or different and represent hydrogen, alkyl, aryl and when joined together form a heterocyclic ring;

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