C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 18/79 (2006.01) C08G 18/65 (2006.01) C08G 18/66 (2006.01) C08G 18/80 (2006.01) C08J 9/32 (2006.01)
Patent
CA 2117741
RIM PROCESS UTILIZING ISOCYANATES BASED UPON 2,4'- AND 4,4'-DIPHENYLMETHANE DIISOCYANATE ABSTRACT OF THE DISCLOSURE A RIM process utilizing a reaction product of an MDI containing from 6 to 50% by weight of the 2,4'-isomer and a polypropylene glycol as the isocyanate reactant results in a molded product having excellent low temperature impact properties.
Eiben Robert G.
Hurley Michael F.
Corporation Bayer
de Gagne Jacqueline A.
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