Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
Patent
1994-07-12
1996-01-02
Bell, James J.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Composite having voids in a component
4283157, 4283166, 4283184, 428421, 428422, 4283044, H01B 718
Patent
active
054807115
ABSTRACT:
The invention provides for a nano-porous highly amorphous polytetrafluoroethylene biomaterial which is soft, flexible, permeable to various biomolecules and gases, and high in strength in one or more directions. The invention can be made into many desired shapes as product needs dictate and multidirectional strength can be attained by layering the invention.
REFERENCES:
patent: 4187390 (1980-02-01), Gore
patent: 4819478 (1989-04-01), Melcher
patent: 4849285 (1989-07-01), Dillon
patent: 4859383 (1989-08-01), Dillon
patent: 5194154 (1993-03-01), Moyer et al.
Bell James J.
Lee Helen F.
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