Polyurethane dispersions
AssigneeHoechst Aktiengesellschaft
InventorsHeinz-Peter Klein, Gerd Walz, Markus A. Schafheutle
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Abstract
Polyurethane dispersions prepared by polymerization, initiated by free radicals, of polyurethane macromonomers containing carboxyl, phosphonic acid or sulfonic acid groups and lateral vinyl groups and optionally terminal vinyl, hydroxyl, urethane, thiourethane and/or urea groups. These polyurethane dispersions are suitable for the production of coatings on substrates, as adhesives or as binders in printing inks.
Claims12
A polyurethane dispersion prepared by polymerization, initiated by free radicals, of polyurethane macromonomers containing carboxyl, phosphonic acid or sulfonic acid groups and lateral vinyl groups and optionally terminal vinyl, hydroxyl, urethane, thiourethane and/or urea groups.
Dependencies are inferred from the claim text.