Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
Patent
1990-08-20
1992-04-14
Van Balen, William J.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Composite having voids in a component
427243, 427245, 4283155, 4283159, 428376, 428515, B32B 326
Patent
active
051047292
ABSTRACT:
Surface modified support membranes and a process therefor are disclosed wherein the support membrane has a substantially uniform layer of hydrogel deposited on essentially the entire surface area thereof.
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patent: 3087880 (1963-04-01), Kollsman
patent: 4618533 (1986-10-01), Steuck
patent: 4675213 (1987-06-01), Yamamori et al.
patent: 4794002 (1988-12-01), Henis et al.
patent: 4845132 (1989-07-01), Masuoka et al.
patent: 4917793 (1990-04-01), Pitt et al.
Bolding James C.
Monsanto Company
Passley Paul L.
Smith Charles E.
Van Balen William J.
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