CHROMATE-FREE PRECOATED METAL SHEET HAVING METALLIC APPEARANCE AND WATER-BASED COATING COMPOSITION USED IN THE SAME

• Main Authors: Kimitaka HAYASHI, Yoshio KIMATA, Atsushi MORISHITA, Kunihiko TOSHIN, Kohei UEDA, Yuusuke WADA, Masahiro FUDA, Kouji OKUMURA
• Format: Patent
• Language: English
• Published: 26.09.2018
• Subjects: ADHESIVES; APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL; 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; PERFORMING OPERATIONS; POLISHES; PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL; SPRAYING OR ATOMISING IN GENERAL; TRANSPORTING; USE OF MATERIALS THEREFOR; WOODSTAINS

CHROMATE-FREE PRECOATED METAL SHEET HAVING METALLIC APPEARANCE AND WATER-BASED COATING COMPOSITION USED IN THE SAME A chromate-free coated metal sheet according to the present invention includes: a metal sheet; and a coating film α which contains an organic resin A as a film formation component and a flaky aluminum pigment C having a deactivation-treated surface on at least one surface of the metal sheet; wherein the thickness of the coating film α is in a range of 2 to 10 µm.