Sprayable, cross-linked trimer polymer and method of use and pre

Details Sprayable, cross-linked trimer polymer and method of use and pre Sprayable, cross-linked trimer polymer and method of use and pre

1983-06-20

1984-06-05

Cockeram, H. S.

Coating processes

Application to opposite sides of sheet, web, or strip

521128, 521902, 427244, 427421, 4283084, 4284228, 4284231, 4284233, C08G 1814, C08G 1820, B05D 100, B05D 105

Patent

active

044528299

ABSTRACT:
A sprayable polyisocyanurate composition, which composition is prepared by reacting equal parts of an A side mixture, containing a low-functionality methylene diisocyanate, with a B side mixture which comprises diethylene glycol, a low-hydroxyl polyether triol, a trimerization catalyst and a heat-activated catalyst, to provide a cure time of less than about 30 seconds.

REFERENCES:
patent: 3268553 (1966-08-01), Paquette
patent: 4041019 (1977-08-01), McGraw et al.
patent: 4134994 (1979-01-01), Bechara et al.
patent: 4165412 (1979-08-01), Bechara et al.
patent: 4189541 (1980-02-01), Ohashi et al.
patent: 4189543 (1980-02-01), Doorakian et al.
DBU Salt Urethane Catalyst-San Abbott Ltd. (Tokyo), Data Sheet, No. 8-334, 17 pp., Jan. 1980.

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