Laminates of asymmetric membranes

Details Laminates of asymmetric membranes Laminates of asymmetric membranes

2003-06-24

2010-12-14

Chevalier, Alicia (Department: 1783)

Stock material or miscellaneous articles

Structurally defined web or sheet

Including aperture

C210S500210

Reexamination Certificate

active

07851043

ABSTRACT:
The present invention is directed to composite filters and methods for preparing same. More specifically, it is directed to filter laminates of multiple discrete layers of material bonded together, with at least one of the layers being an asymmetric membrane.

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PCT International Search Report, Dec. 13, 2001, PCT No. PCT/US 01/42262.

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