Catalyst systems for the preparation of foams containing...

C - Chemistry – Metallurgy – 08 – G

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252/121, 252/41

C08G 18/16 (2006.01) C08G 18/18 (2006.01) C08G 18/22 (2006.01)

Patent

CA 1281702

ABSTRACT A novel catalyst system is provided for the preparation of polymer foams containing isocyanurate and urethane linkages. The catalyst system based on an alkali metal or tetraalkylammonium carboxylate and a group IIa metal carboxylate. The resulting isocyanurate foams have improved rise profile and excellent cure times and are adaptable for use in the manufacture of continuously made products.

525746

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