Heat resistant high modulus reaction injection molding (RIM) pol

Details Heat resistant high modulus reaction injection molding (RIM) pol Heat resistant high modulus reaction injection molding (RIM) pol

1986-04-03

1989-11-14

Jacobs, Lewis T.

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

Synthetic resins

Ethylenically unsaturated reactant admixed with either...

525 10, 525 28, 525438, 525445, 525455, C08L 6706

Patent

active

048808725

ABSTRACT:
A composite having a flexural modulus greater than 100,000 psi and excellent heat and damage resistance, consisting essentially of 5-45 weight percent of a vinyl thermoset copolymer and 55-95 weight percent of a polyurea (wherein the reaction product of the isocyanate and diamine chain extender constitutes 50-75 per cent by weight of the polyurea) is prepared by reacting, a mixture comprising:

REFERENCES:
patent: 4073828 (1978-02-01), Ferrarini et al.
patent: 4098733 (1978-07-01), Olstowski et al.
patent: 4129641 (1978-12-01), Ferrarini et al.
patent: 4296020 (1981-10-01), Magrans, Jr.
patent: 4314038 (1982-02-01), Markovs
patent: 4442235 (1984-04-01), Taylor et al.
patent: 4487908 (1984-12-01), Dominguez

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