Heat protective barrier comprising apertured member having intum

Stock material or miscellaneous articles – Structurally defined web or sheet – Including aperture

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427173, 427289, 427290, 428136, 428137, 428138, 428247, 428255, 428256, 428913, 428920, 428921, B32B 324, B32B 520, B32B 1504

Patent

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042923581

ABSTRACT:
A heat resistant protective barrier has one or more layers (1) each comprising a support medium in the form of a plurality of closely spaced-apart strands (2) and a heat actuated and resistive intumescent coating (3) on the strands. The support medium preferably comprises an expanded metal mesh (5").

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patent: 4214418 (1980-07-01), Smith

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