Reaction injection molded elastomers containing anhydrides

Details Reaction injection molded elastomers containing anhydrides Reaction injection molded elastomers containing anhydrides

1984-02-13

1984-12-11

Cockeram, Herbert S.

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...

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

Patent

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.

REFERENCES:
patent: 3838076 (1974-09-01), Moss et al.
patent: 3914198 (1975-10-01), Olstonski
patent: 4246363 (1981-01-01), Turner et al.
patent: 4254069 (1981-03-01), Dominguez
patent: 4269945 (1981-05-01), Vanderhider et al.
patent: 4272618 (1981-06-01), Dominguez et al.
patent: 4376834 (1983-03-01), Goldwasser et al.
patent: 4379100 (1983-04-01), Salisbury et al.
patent: 4396729 (1983-08-01), Dominguez et al.
patent: 4433067 (1984-02-01), Rice et al.
patent: 4444910 (1984-04-01), Rice et al.

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