Fibrous polymer insulation

Details Fibrous polymer insulation Fibrous polymer insulation

1988-05-02

1989-05-23

Bell, James J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428224, 428283, 428297, 428397, 428408, 428903, 428920, D04H 158

Patent

active

048330132

ABSTRACT:
An improved insulating material comprising a fibrous web of bulking fibers intimately mixed with infrared opacified fibers. The web has a density of between about 0.2 to about 2.00 pounds per cubic foot and a thermal conductivity of less than 0.55 (BTU - in/hr - ft sq - deg F.).

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