Stock material or miscellaneous articles – Composite – Of addition polymer from unsaturated monomers
Patent
1992-06-25
1995-09-19
Sluby, P. C.
Stock material or miscellaneous articles
Composite
Of addition polymer from unsaturated monomers
428508, 428533, 428913, 424443, 424449, 424445, 602 41, 602 52, 602 58, 604304, B32B 2706, A61L 1500
Patent
active
054514673
ABSTRACT:
The present invention relates to thermoplastic membranes which are selectively permeable to water or water vapor and which can be simply produced by the lamination of a thermoplastic sheet onto an absorbent material at or around the glass transition temperature of the thermoplastic.
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patent: 3275496 (1966-09-01), Sponsel
patent: 3813466 (1974-05-01), Anderson
patent: 4646730 (1987-03-01), Schonfeld
patent: 4702947 (1987-10-01), Pall et al.
patent: 5063063 (1991-11-01), Miller
Renner Edward H.
Sluby P. C.
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