Non-ionic hydrophilized polyurethane dispersions with acrylate double bonds

• Main Authors: LUDWIG MARTIN, JANSEN, PETER, DUERR STEFAN, GIPPERICH INGO
• Format: Patent
• Language: Chinese; English
• Published: 01.03.2024
• Subjects: ADHESIVES; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; FILLING PASTES; GENERAL PROCESSES OF COMPOUNDING; GLASS; INKS; JOINING GLASS TO GLASS OR OTHER MATERIALS; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; MINERAL OR SLAG WOOL; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS THEREFOR; WOODSTAINS; WORKING-UP

The present invention relates to an aqueous UV curable dispersion comprising at least the reaction product formed from: a) at least one polyisocyanate having an average isocyanate functionality of at least 2.2; wherein preferably at least one polyisocyanate is an oligomeric polyisocyanate having structural units of urethane, biuret, allophanate, iminooxadiazindione and/or isocyanurate, b) at least one acryloyl group-containing monohydroxy functional compound, c) at least one component containing a non-ionic hydrophilizing group and having at least one further isocyanate-reactive group, and d) at least one diol, triol, diamine and/or triamine wherein the reaction product does not have an ion source group or an ionic hydrophilizing group; a preparation method thereof; the use of the dispersion for producing a glass fiber sizing agent; a glass fiber sizing agent comprising at least such a dispersion; glass fibers equipped with a sizing agent obtainable using such a dispersion; a method for manufacturing a glass