FLUORINE RESIN-CONTAINING ELECTRODEPOSITION COATING

• Main Authors: OMURO TAKASHI, EBIHARA MAMORU, IMOTO KATSUHIKO, KAWABE TAKUMA
• Format: Patent
• Language: English; Japanese
• Published: 05.10.2017
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PERFORMING OPERATIONS; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; USE OF MATERIALS THEREFOR; WOODSTAINS

PROBLEM TO BE SOLVED: To provide a fluorine resin-containing electrodeposition coating composition having sufficient storage stability even when used as an electrodeposition coating.SOLUTION: There is provided an electrodeposition coating composition containing a fluorine-containing copolymer having a perhaloolefin unit, a monomer unit represented by following general formula (1), a carboxyl group-containing vinyl monomer unit and a hydroxyl group-containing vinyl monomer unit, and an acrylic polymer. R in the following general formula (1) is preferably a hydrocarbon group having 9 or more carbon atoms: CH=CH-O-CO-R (1), where R is a hydrocarbon group having 6 or more carbon atoms.SELECTED DRAWING: None 【課題】電着塗料として用いた場合であっても十分な貯蔵安定性を有するフッ素樹脂含有電着塗料組成物を提供すること。【解決手段】パーハロオレフィン単位と以下の一般式（１）で示される単量体単位とカルボキシ基含有ビニル単量体単位と水酸基含有ビニル単量体単位とを有する含フッ素共重合体と、アクリル重合体と、を含む電着塗料組成物。以下の一般式（１）におけるＲは、炭素数９以上の炭化水素基であることが好ましい。ＣＨ２＝ＣＨ−Ｏ−ＣＯ−Ｒ...（１）（式中、Ｒは炭素数６以上の炭化水素基である）【選択図】なし