COMPOSITION FOR TWO-PACK AQUEOUS COATING

PROBLEM TO BE SOLVED: To provide an environment-friendly and aqueous composition for two-pack aqueous coating that excels in long-term storage stability, and is excellent in initial water resistance and gloss of a coating film.SOLUTION: A two-pack aqueous coating composition includes: (A) an aqueous...

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Hauptverfasser:	NISHIMOTO YOSHITAKA, YAOITA SATOSHI, SHO KATSUHIKO
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS CORRECTING FLUIDS DYES FILLING PASTES INKS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING POLISHES USE OF MATERIALS THEREFOR WOODSTAINS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide an environment-friendly and aqueous composition for two-pack aqueous coating that excels in long-term storage stability, and is excellent in initial water resistance and gloss of a coating film.SOLUTION: A two-pack aqueous coating composition includes: (A) an aqueous acrylic resin having a carboxyl group; and (B) a carbodiimide compound shown by general formula (1), {in the formula, p denotes an integer of 1-5; and two of R1 each independently denote a polyethylene glycol monoalkyl ether residue and/or a polypropylene glycol monoalkyl ether residue shown by general formula (2)}, wherein in the R1 in the general formula (1), a molar ratio of the polyethylene glycol monoalkyl ether residue and the polypropylene glycol monoalkyl ether residue shown by the general formula (2) is 1:1-1:15.