Process for the preparation of carbodiimide- isocyanurate foams

Details Process for the preparation of carbodiimide- isocyanurate foams Process for the preparation of carbodiimide- isocyanurate foams

C - Chemistry, Metallurgy

08

G

403/12.1

C08G 18/16 (2006.01) C08G 18/02 (2006.01) C08G 18/09 (2006.01)

Patent

CA 1083300

PROCESS FOR THE PREPARATION OF CARBODIIMIDE-ISOCYANURATE FOAMS Abstract Of The Invention Rigid foams characterized by carbodiimide and isocyanurate linkages are prepared by catalytically condensing an organic polyisocyanate in the presence of (a) a carbodiimide-promoting compound and (b) certain C1-C8 alkali metal carboxylates as trimerization catalysts.

317434

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