Basf Se Corporation

K Shaun Tranter

Jürgen Kaczun

Peter Thuery

Juergen Kaczun

Sebastian Berger

Markus Hickl

Steven Zijlstra

Martin Kaarup Bek

Peter Thüry

The present invention relates to polyurethanes (A) being obtainable by reaction of (a) 15% to 70% by weight of di- or polyisocyanate comprising on average from 1 to 10 allophanate groups and on average from 1 to 10 C&#x2014;C double bonds per molecule, and optionally (b) 0% to 60% by weight of further di- or polyisocyanate, with (c) 5% to 50% by weight of compounds having at least two isocyanate-reactive groups, comprising at least one polycarbonate diol with a molecular weight from 500 to 3000 g/mol weight % ages being based on total polyurethane (A), with the proviso that the total is 100%.

Polyurethanes, dispersions thereof, their preparation and use

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Wachenheim, Germany

K Shaun Tranter