Wound dressing comprising polyurethane foam

Details Wound dressing comprising polyurethane foam Wound dressing comprising polyurethane foam

1997-12-10

2000-02-01

Venkat, Jyothsna

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Web, sheet or filament bases; compositions of bandages; or...

424443, 424447, A61F 1300

Patent

active

060199962

ABSTRACT:
A wound dressing has a wound-contact layer formed from a polyurethane foam. The foam comprises one part by weight of the reaction product of an isocyanate-capped prepolymer with water (and optionally other hydroxy-functional compounds), and from 0.03 to 0.3 parts by weight of a natural or synthetic rubber. The isocyanate-capped prepolymer is preferably an isocyanate-capped ethyleneoxy/propyleneoxy copolymer, and the rubber is preferably an acrylic rubber.

REFERENCES:
patent: 5571529 (1996-11-01), Cheong

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