Polyurethane and UV-moisture dual cure PU reactive hotmelt comprising the same
AssigneeBASF SE
InventorsXuyuan Peng-Poehler, Yun Fei Guo, Li Chen
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Abstract
Described herein is a polyurethane having an isocyanate group and having C—C double bonds on a side chain, a process for preparing such a polyurethane, and an UV-moisture dual cure polyurethane reactive hotmelt including the polyurethane.
Claims23
A UV-moisture dual cure polyurethane reactive hotmelt comprising (i) at least one polyurethane which has an isocyanate group and has C—C double bonds on a side chain and (ii) at least one photoinitiator, wherein an isocyanate in an isocyanate component for synthesizing the at least one polyurethane is diisocyanate and the isocyanate component comprises at least one diisocyanate having C—C double bonds on a side chain.
Dependencies are inferred from the claim text.