CURABLE COMPOSITIONS

This invention relates to a curable composition comprising a solvent solution of a mixture comprising: (i) at least one hydroxy-functional acrylic polymer having a Tg of about 25° C. or lower; and (ii) at least one hydroxy-functional polyester having a Tg of 0° C. or lower; (iii) at least one polyis...

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Bibliographische Detailangaben
Hauptverfasser:	LI, ZHICHENG, STAUNTON, THOMAS, J, GREEN, ROBERT, W, TANG, WEILIN
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	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 OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON 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
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Beschreibung
Zusammenfassung:	This invention relates to a curable composition comprising a solvent solution of a mixture comprising: (i) at least one hydroxy-functional acrylic polymer having a Tg of about 25° C. or lower; and (ii) at least one hydroxy-functional polyester having a Tg of 0° C. or lower; (iii) at least one polyisocyanate having an average functionality of >=4; (iv) a metal catalyst, such as a tin compound, for accelerating the isocyanate/hydroxyl reaction; and (v) optionally a pot-life extending amount of propionic acid.