Novel catalyst system for trimerization organic isocyanates

Details Novel catalyst system for trimerization organic isocyanates Novel catalyst system for trimerization organic isocyanates

1976-03-26

1977-05-24

Rzucidlo, Eugene C.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 25AC, 260 75NC, 260 775AC, 260 775NC, C08G 1814

Patent

active

040254690

ABSTRACT:
A novel catalyst system is described that is useful in the trimerization of organic isocyanates. The system comprises (1) N,N',N"-trisdialkylaminoalkyl-s-hexahydrotriazine and (2) a compound selected from the group consisting of 3,5-bis(N,N-dialkylaminoalkyl)-1,3,5-tetrahydrooxadiazine, 5-(N,N-dialkylaminoalkyl)-1,3,5-dihydrodioxazine and the mixtures thereof.

REFERENCES:
patent: 2993870 (1961-07-01), Burkus
patent: 3446779 (1969-05-01), Finelli et al.

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