Foam manufacture

Details Foam manufacture Foam manufacture

C - Chemistry, Metallurgy

08

J

403/34, 403/43,

C08J 9/08 (2006.01) C08J 9/14 (2006.01)

Patent

CA 1189249

ABSTRACT A carboxylic acid or carboxylate is reacted with an isocyanate to produce gas which is used to give a blowing action in the manufacture of a foam plastics material, especially foam polyurethane. Preferably formic acid or a formate is used.

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