Filter laminates

Details Filter laminates Filter laminates

1989-09-25

1991-01-08

Cannon, James C.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

55528, 210505, 428 352, 428234, 428235, 428236, 428247, 4283099, 4283115, 4283166, 4283177, 428422, B01D 3916, B01D 4604, B32B 526, B32B 532

Patent

active

049834347

ABSTRACT:
An expanded porous polytetrafluoroethylene (PTFE) membrane is employed in laminar conjunction with an polytetrafluoroethylene felt; in which the felt is reinforced with a woven scrim.

REFERENCES:
patent: 2893105 (1959-07-01), Lauterbach
patent: 4194041 (1980-03-01), Gore et al.
patent: 4302496 (1981-11-01), Donovan
patent: 4361619 (1982-11-01), Forsten et al.
patent: 4612237 (1986-09-01), Frankenburg
patent: 4650506 (1987-03-01), Barris et al.
patent: 4816328 (1989-03-01), Saville et al.
patent: 4840838 (1989-06-01), Wyss
patent: 4861353 (1989-08-01), Wyss
patent: 4877433 (1989-10-01), Oshitari
patent: 4902423 (1990-02-01), Baccina

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