BLOCKED ISOCYANATE AND COATING AGENT

To provide a blocked isocyanate that is excellent in storage stability, and a coating agent that contains said blocked isocyanate.SOLUTION: Provided is a blocked isocyanate in which the isocyanate group of a xylylene diisocyanate derivative is blocked by a blocking agent, and in which the xylylene d...

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Bibliographische Detailangaben
Hauptverfasser:	TAKAMATSU KOJI, SAKAMOTO HIROYUKI, YAMADA MASATAKA, MIYAJIMA ATSUHIRO, YAGI TORU
Format:	Patent
Sprache:	eng ; jpn
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:	To provide a blocked isocyanate that is excellent in storage stability, and a coating agent that contains said blocked isocyanate.SOLUTION: Provided is a blocked isocyanate in which the isocyanate group of a xylylene diisocyanate derivative is blocked by a blocking agent, and in which the xylylene diisocyanate derivative contains at least one selected from the group consisting of an allophanate derivative of xylylene diisocyanate, a biuret derivative of xylylene diisocyanate, and a trihydric alcohol adduct of xylylene diisocyanate, and the blocking agent contains a pyrazole-based blocking agent and/or an imidazole-based blocking agent.SELECTED DRAWING: None 【課題】貯蔵安定性に優れるブロックイソシアネート、および、そのブロックイソシアネートを含有するコーティング剤を提供すること。【解決手段】キシリレンジイソシアネート誘導体のイソシアネート基がブロック剤によってブロックされたブロックイソシアネートであって、前記キシリレンジイソシアネート誘導体が、キシリレンジイソシアネートのアロファネート誘導体、キシリレンジイソシアネートのビウレット誘導体、および、キシリレンジイソシアネートの３価アルコール付加体からなる群から選択される少なくとも１種を含有し、ブロック剤が、ピラゾール系ブロック剤および／またはイミダゾール系ブロック剤を含有する。【選択図】なし