Fire resistant vapor barrier

Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond

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427 35, 428285, 428286, 428287, 428328, 428418, 4284258, 428458, 428461, 428463, 428921, 4283191, 4283193, 4283111, 4283115, B32B 522, B32B 524, B32B 530, B05D 306

Patent

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043105874

ABSTRACT:
Disclosed is a fire resistant, flexible vapor barrier sheet comprising a laminate of a metallized substrate sheet and a radiation cured resin layer containing an inorganic pigment. The vapor barrier sheet can be laminated to one side of an insulation bat to provide an attractive, fire resistant insulation product for use in walls of metal buildings and the like.

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patent: 4218294 (1980-08-01), Brack
patent: 4224357 (1980-09-01), Iwai et al.

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