POLYURETHANE COMPOSITION FOR PREPARING MEDICAL DRESSING Russian patent published in 2013 - IPC A61L15/26 A61L15/44 A61F13/15 

FIELD: medicine.

SUBSTANCE: invention refers to medicine. What is described is a composition for preparing a polyurethane foam dressing which contains the ingredients in the composition in the following ratio, weight fractions: low-molecular polyesterpolyol No. 1 - 75-90, low-molecular polyesterpolyol No. 2 - 10-25, water - 1.0-2, a foaming agent - 1.0-3.0, an urethane formation catalyst - 0.05-0.3, a co-catalyst - 0.05-0, a foam regulator - 2.0-7.5, a bactericidal additive - 1.0-1.2, aromatic diisocyanate - 30-60.

EFFECT: requiring no additional fixation, the medical dressing is easily applied on a wound surface regardless of a configuration and a size of the injured area, and is formed directly on the patient's wound, providing a sterile surface and an anaesthetic effect; its open porous structure absorbs various wound discharges.

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