Hydrophilic polyurethane dispersions

Details Hydrophilic polyurethane dispersions Hydrophilic polyurethane dispersions

A - Human Necessities

61

L

A61L 29/08 (2006.01) A61L 31/10 (2006.01) C08G 18/12 (2006.01) C08G 18/28 (2006.01) C09D 175/02 (2006.01) C09D 175/04 (2006.01)

Patent

CA 2718837

The invention relates to a polyurethane urea dispersion, wherein the polyurethane urea (1) is terminated with a copolymer unit of polyethylene oxide and polypropylene oxide, and (2) at least one polycarbonate polyol comprising at least one hydroxyl group.

Dispersion de polyuréthane-urée, ce polyuréthane-urée (1) étant terminé par une unité copolymère à base d'oxyde de polyéthylène et d'oxyde de polypropylène et comportant (2) au moins un polyol de polycarbonate contenant des groupes hydroxy.

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