Polyurethane casting tape

Details Polyurethane casting tape Polyurethane casting tape

A - Human Necessities

61

L

117/195, 128/39

A61L 15/12 (2006.01) C08G 18/10 (2006.01) C08G 18/48 (2006.01)

Patent

CA 1331117

Abstract A polyurethane casting tape having controlled tackiness provided by the incorporation of a water soluble polymer into the polyurethane prepolymer of the casting tape. The water soluble polymer has repeating units of the structure (O-CH2CH2)n where n is an integer such that the weight average molecular weight of the water soluble polymer is between 50,000 and 4,000,000.

548035

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