Insulation

Details Insulation Insulation

1988-02-03

1988-11-15

Van Balen, William J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including aperture

428138, 428284, 428285, 4283144, 4283166, 4283171, 4283191, B32B 326

Patent

active

047848910

ABSTRACT:
An insulation article usable either by itself or to provide an increased efficiency to a fibrous insulating medium comprises a first plastic sheet with closed cells of entrapped air bonded to a metal foil sheet in turn bonded to a layer formed from a sheet of paper or other moisture absorbing material. Passages are formed through each of the layers to permit the passage of vapor and to regulate the flow of thermal energy.

REFERENCES:
patent: 3126978 (1964-03-01), Bergstrom
patent: 3770560 (1973-11-01), Elder et al.
patent: 3881489 (1975-05-01), Hartwell
patent: 4205110 (1980-05-01), Jean
patent: 4479994 (1984-10-01), Berg
patent: 4608298 (1986-08-01), Klaff

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