B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 27/02 (2006.01) B01D 39/00 (2006.01) E04B 1/66 (2006.01)
Patent
CA 2329604
A liquid water-impermeable, water vapor-permeable composite comprising a porous, fibrous sheet adhered to a film of a vapor permeable, liquid impermeable polymer, the composite having a water vapor transmission rate of at least about 35 g/m2 per day and a hydrostatic head of at least about 55 cm H20.
Hansbro Jeffrey M.
Lynn Gregory W.
Celotex Corporation
Marks & Clerk
LandOfFree
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