Process for curing polymerizable liquid compositions based on po

Details Process for curing polymerizable liquid compositions based on po Process for curing polymerizable liquid compositions based on po

1992-11-09

1994-05-24

Welsh, Maurice J.

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...

525528, 522 65, 522 78, 522166, 522170, 522173, 524847, 524871, C08G 1858, C08G 1882, C08J 328, C08L 6300

Patent

active

053149831

ABSTRACT:
Mixtures of polyisocyanates and epoxides are cured by microwave irradiation, optionally with microwave or thermal post-curing to produce cured polymer articles having good chemical, electrical and mechanical properties.

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Proceedings of 5th Amer. Soc. Compl, (1990), pp. 239-248, "Thermal and Kinetic Study of Microwave Cured Epoxy Resins", Wei et al.
Herweh et al, "2-Oxazolidones via the Lithium Bromide Catalyzed Reaction of Isocyanates with Epoxides in Hydrocarbon Solvents", Tetrahedron Letters No. 12, Pergamon Press, Great Britain, 1971, pp. 809-812.

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