C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/235.95, 260/
C07D 251/30 (2006.01) C08G 73/06 (2006.01)
Patent
CA 1221964
ABSTRACT OF THE DISCLOSURE This invention is a process for the prepa- ration of polytriazines comprising contacting aromatic polycyanates in the presence of a catalytic amount of a metal salt of a carboxylic acid at a temperature between 20°C and 200°C. The process is characterized in that the catalyst is a cobalt salt of a C6-20 carboxylic acid.
465271
Dellar David V.
Woo Edmund P.
Smart & Biggar
The Dow Chemical Company
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