Aqueous dispersions of single-phase crosslinked microspheres and film-forming polyurethane particles

• Main Authors: NICOLAS NICOLAS, ERYAZICI IBRAHIM, HOEFLER JOSEPH M, NUGGESE ERIK A
• Format: Patent
• Language: Chinese; English
• Published: 30.12.2022
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS THEREFOR; WOODSTAINS

The present invention relates to a composition comprising an aqueous dispersion of single-phase crosslinked low Tg microspheres and film-forming polyurethane particles. The composition of the present invention is useful as a primer layer for a multi-layer leather article. 本发明涉及一种组合物，该组合物包含单相交联低Tg微球和成膜聚氨酯颗粒的水性分散体。本发明的组合物可用作多层皮革制品的底漆层。