Reaction injection molded elastomers containing anhydrides

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From reactant having at least one -n=c=x group as well as...

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528 73, 528 76, 528 77, 26433119, C08G 1832, C08G 1834, C08G 1850

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active

044879083

ABSTRACT:
The invention relates to reaction injection molded elastomers of improved green strength containing polyurea linkages derived from high molecular weight amine terminated polyethers, a chain extender, a polyisocyanate and an anhydride. The reaction injection molded (RIM) elastomers of this invention are useful, for example, as automobile body parts.

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