Use of n,n,n',n' -tetramethyl a,.omega.-...

C - Chemistry – Metallurgy – 08 – G

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403/26, 403/28,

C08G 18/18 (2006.01) C08G 18/14 (1980.01)

Patent

CA 1120199

ABSTRACT OF THE DISCLOSURE A process for preparation of a urethane foam which comprises reacting an aromatic polyisocyanate with a polyol in the presence of a blowing agent and a catalytic amount of a compound of the formula (CH3)2NCH2CH2(CH2)nCH2CH2N(CH3)2 wherein n is 4, 3, 2, 1, or 0.

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