High performance fabrics for cartridge filters

Details High performance fabrics for cartridge filters High performance fabrics for cartridge filters

1998-07-15

2000-08-15

Copenheaver, Blaine

Fabric (woven, knitted, or nonwoven textile or cloth, etc.)

Coated or impregnated woven, knit, or nonwoven fabric which...

Coating or impregnation improves stiffness of the fabric...

442402, 428181, B32B 2704, B32B 2712

Patent

active

061036439

ABSTRACT:
The present invention relates to a stiffened fabric for use in cartridge filters comprising flat fabric formed from entangled heat resistant staple fibers having a weight of from 4 to 8 oz/yd.sup.2 wherein the stiffened fabric is characterized by a flex modulus of at least 10 KSI measured at 200.degree. C.

REFERENCES:
patent: 4405341 (1983-09-01), Jaschek et al.
patent: 4536439 (1985-01-01), Forsten
patent: 4874658 (1989-10-01), Sasaki et al.
patent: 4961974 (1990-10-01), Jones
patent: 5175339 (1992-12-01), Forsten
patent: 5350620 (1994-09-01), Sundet et al.
patent: 5397632 (1995-03-01), Murphy, Jr. et al.

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