Filtration Article with Heat-Treated and Shrunken Fluoropolymer Knit

Filtration Article with Heat-Treated and Shrunken Fluoropolymer Knit

A filtration article and method for filtering particles from a fluid stream, comprising: a first layer, positionable across the fluid stream, comprising a porous PTFE membrane for filtering particles from the fluid stream; and a second layer, positionable across the fluid stream to provide for at le...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: MCCLARY BRADLEY MARSHALL
Format: Patent
Sprache:eng
Schlagworte:
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
TRANSPORTING
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Beschreibung
Zusammenfassung:A filtration article and method for filtering particles from a fluid stream, comprising: a first layer, positionable across the fluid stream, comprising a porous PTFE membrane for filtering particles from the fluid stream; and a second layer, positionable across the fluid stream to provide for at least one of drainage of and support of the first layer; wherein the second layer has an aperture area of less than about 0.08 mm2.