Polymer modified cyanate and/or cyanamide compositions

Details Polymer modified cyanate and/or cyanamide compositions Polymer modified cyanate and/or cyanamide compositions

1985-03-11

1985-12-17

Nielsen, Earl

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

5253282, 525377, 525502, 525534, 528 99, 528109, 528118, 528363, 528392, C08G 5940, C08G 7306

Patent

active

045593990

ABSTRACT:
A curable composition is prepared by reacting (1) an alkenylphenyl cyanate or mixture thereof, (2) an aromatic polycyanate, polycyanamide or mixture thereof and (3) a polymerizable ethylenically unsaturated material or mixture of such materials. Said curable compositions provide polymeric (cured) compositions with improved mechanical strength relative to cured aromatic polycyanates and/or polycyanamides.

REFERENCES:
patent: 3876607 (1975-04-01), Snell et al.
patent: 4094852 (1978-06-01), Sundermann et al.
patent: 4116946 (1978-09-01), Jakob et al.
patent: 4371689 (1983-02-01), Gaku et al.
patent: 4373086 (1983-02-01), Ikeguchi
patent: 4393195 (1983-07-01), Gaku et al.
patent: 4401777 (1983-08-01), Tsuboi et al.
patent: 4477629 (1984-10-01), Hefner

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