Polyisocyanurate-coated foam insulation board and method of prep

Details Polyisocyanurate-coated foam insulation board and method of prep Polyisocyanurate-coated foam insulation board and method of prep

1983-04-06

1984-08-21

Cockeram, H. S.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

521 49, 521 52, 521 57, 521 58, 521 77, 521902, 4283191, 4283193, 4284228, C08G 1814, B32B 326, B32B 518, B32B 2300

Patent

active

044670141

ABSTRACT:
A polyisocyanurate coating composition, which composition comprises and is prepared by reaching 100 parts of a methylene diisocyanate, having an average functionality of less than about 2.4, with a mixture of a di or triethylene glycol and a methoxy polyethylene glycol, the reaction carried out in the presence of a trimerization catalyst, and to a polyisocyanurate-coated, rigid-foam insulation board coated with such composition.

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