RIM polyol blends containing acidic siloxane internal mold relea

Details RIM polyol blends containing acidic siloxane internal mold relea RIM polyol blends containing acidic siloxane internal mold relea

1993-01-26

1994-06-28

Bleutge, John C.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524249, 524265, 524589, 524590, 528 48, 528 50, 528 53, C08G 1830

Patent

active

053247590

ABSTRACT:
In an active hydrogen-containing B-side composition for reaction with a polyisocyanate-containing A-side composition to make a polyurethane, polyurethaneurea or polyurea elastomer by reaction injection molding, the improvement which comprises a mold release composition consisting essentially of (1) the reaction product of a mixture of a phenol compound, a tertiary amine, and a reactive epoxide and (2) a carboxy functional siloxane.

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