Modified polyurethane liquid polymer compositions

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...

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524430, 524445, 524451, 524452, 524492, 524495, 524874, 524875, 525920, 528 75, 528 76, C08K 326

Patent

active

044395760

ABSTRACT:
A novel, heat curable, liquid polymer composition is disclosed which comprises a modified polyurethane oligomer containing terminal ethylenic unsaturation, a free radical generating catalyst, and at least one additional component selected from a reinforcing agent and a filler. The cured composition demonstrates desirable impact properties and is particularly useful in automotive body constructions.

REFERENCES:
patent: 3368988 (1968-02-01), Sekmakas
patent: 4062826 (1977-12-01), Hutchinson et al.
patent: 4250077 (1981-02-01), Bonin et al.
patent: 4309526 (1982-01-01), Baccei

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