Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1983-05-16
1984-06-19
Jacobs, Lewis T.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524440, 524441, 524590, 524779, 524780, 524781, 524783, 524784, 524785, 524875, 4284258, C08K 308
Patent
active
044554044
ABSTRACT:
Rigid, non-elastomeric, non-cellular, amorphous metal reinforced urethane compositions and methods for preparing them; said composition characterized by high flexural strength and prepared by impregnating an amorphous metal reinforced material with a polyether-urethane prepared by admixing a blend of polyethers having an average functionality of from 4.0 to about 7.5 and an average hydroxyl number of from 300 to about 600, with an organic polyisocyanate and curing said impregnated amorphous metal reinforced material.
REFERENCES:
patent: 3878157 (1975-04-01), Olstowski et al.
patent: 4028301 (1977-06-01), Olstowski
patent: 4251428 (1981-02-01), Recker et al.
Allied Corporation
Buff Ernest D.
Jacobs Lewis T.
Yee Paul
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