BLOCK POLYISOCYANATE COMPOSITION, ONE-COMPONENT COATING COMPOSITION, COATING FILM, AND COATED ARTICLE
This block polyisocyanate composition has excellent curability at a low temperature when formed as a coating film, and comprises: a block polyisocyanate derived from a polyisocyanate and a block agent; at least one organic acid and/or inorganic acid (A); and at least one metal and/or quaternary ammo...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | This block polyisocyanate composition has excellent curability at a low temperature when formed as a coating film, and comprises: a block polyisocyanate derived from a polyisocyanate and a block agent; at least one organic acid and/or inorganic acid (A); and at least one metal and/or quaternary ammonium cation (X), wherein the mass ratio X/A of X to A is 0.01-5.0, the content of X is 0.001-20 mass% with respect to the total mass of the block polyisocyanate composition, and the block agent includes a compound having a heterocyclic ring containing at least one nitrogen atom. |
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