ALUMINUM FIN MATERIAL, HEAT EXCHANGER, AIR CONDITIONER, AND METHOD OF MANUFACTURING THE ALUMINUM FIN MATERIAL

• Main Authors: HIROSE ETSUKO, YAMAMOTO YOSHINORI, TSUNODA RYOSUKE, TATEYAMA KEITA, MORIOKA REIJI
• Format: Patent
• Language: English; Japanese
• Published: 10.08.2021
• Subjects: ADHESIVES; AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; BLASTING; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMBINED HEATING AND REFRIGERATION SYSTEMS; CORRECTING FLUIDS; DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION; DYES; FILLING PASTES; HEAT EXCHANGE IN GENERAL; HEAT PUMP SYSTEMS; HEATING; INKS; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; RANGES; REFRIGERATION MACHINES, PLANTS OR SYSTEMS; REFRIGERATION OR COOLING; USE OF MATERIALS THEREFOR; VENTILATING; WEAPONS; WOODSTAINS

To provide an aluminum fin material exhibiting excellent hydrophilicity and antifouling properties, a heat exchanger, and a method of manufacturing the aluminum fin material.SOLUTION: An aluminum fin material 10 of this invention includes an aluminum plate 1, an anticorrosion film layer 3 formed on a surface of the aluminum plate 1, and a hydrophilic film layer 4 formed on a surface of the anticorrosion film layer 3. The anticorrosion film layer 3 contains acrylic resin 3b and fluororesin particles 3a, and a film amount of the anticorrosion film layer 3 is 0.05 mg/dm2 or more and 8.00 mg/dm2 or less, and the content of the fluororesin particles 3a in the anticorrosion film layer 3 is 0.05 mass% or more and 8.00 mass% or less.SELECTED DRAWING: Figure 1 【課題】優れた親水性と防汚性とを発揮するアルミニウムフィン材、熱交換器、および、アルミニウムフィン材の製造方法を提供することを課題とする。【解決手段】本発明に係るアルミニウムフィン材１０は、アルミニウム板１と、前記アルミニウム板１の表面に形成された耐食性皮膜層３と、前記耐食性皮膜層３の表面に形成された親水性皮膜層４と、を備え、前記耐食性皮膜層３は、アクリル樹脂３ｂとフッ素樹脂粒子３ａとを含み、前記耐食性皮膜層３の皮膜量は、０．０５ｍｇ／ｄｍ２以上８．００ｍｇ／ｄｍ２以下であり、前記耐食性皮膜層３における前記フッ素樹脂粒子３ａの含有量は、０．０５質量％以上８．００質量％以下であることを特徴とする。【選択図】図１