Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Web – sheet or filament bases; compositions of bandages; or...
Patent
1990-12-21
1993-02-02
Michl, Paul R.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Web, sheet or filament bases; compositions of bandages; or...
424443, 424448, 128849, A61L 1516
Patent
active
051836645
ABSTRACT:
Thin film adhesive dressings comprise a support layer having a continuous coating on one side thereof of a gel adhesive. The adhesive is non self-adherent and preferably comprises a hydrophilic gel containing polyurethane residues. The dressings may be highly water absorbent and are moisture vapor permeable, having a moisture vapor transmission rate of not less than 300 gm m.sup.2 hr.sup.-1 at a relative humidity difference of 10 to 100% when in contact with moisture vapor.
REFERENCES:
patent: 4661499 (1987-04-01), von Bittera
Horne Leon R.
Michl Paul R.
Smith and Nephew Associated Companies p.l.c.
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