Filter material of ceramic oxide fibers and vermiculite particle

Fabric (woven – knitted – or nonwoven textile or cloth – etc.) – Coated or impregnated woven – knit – or nonwoven fabric which... – Coating or impregnation specified as porous or permeable to...

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442104, 442417, B32B 516

Patent

active

057054444

ABSTRACT:
Filter material comprising fabric of ceramic oxide fibers and vermiculite particulate is disclosed. The presence of the vermiculite provides an improvement in the flexural endurance of the fabric.

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ASTM "Standard Test Method for Folding Endurance of Paper by the M.I.T. Tester.sub.1, " Published Aug. 1989.
ASTM "Standard Test Method for Air Permeability of Textile Fabrics," Published Aug. 1975.
Product Brochure "MicroLite.RTM.," Grace Contruction Products, Feb., 1993.
Product Brochure "MicroLite.RTM. Vermiculite Dispersions Abrasion Resistance, " Grace Construction Products, Feb. 1993.

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