ALUMINUM FIN MATERIAL

• Main Authors: TSUNODA RYOSUKE, TATEYAMA KEITA
• Format: Patent
• Language: English; Japanese
• Published: 11.10.2021
• Subjects: ADHESIVES; BLASTING; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; CORRECTING FLUIDS; DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION; DYES; FILLING PASTES; HEAT EXCHANGE IN GENERAL; HEATING; INKS; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; LIGHTING; MECHANICAL ENGINEERING; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PERFORMING OPERATIONS; POLISHES; TRANSPORTING; USE OF MATERIALS THEREFOR; WEAPONS; WOODSTAINS

To provide an aluminum fin material that combines a good hydrophilicity with an oil repellency that can suitably suppress the attachment of contaminants, while suppressing the occurrence of an odor.SOLUTION: An aluminum fin material is provided with an aluminum sheet, a hydrophilic film, and a functional film in the indicated sequence. The hydrophilic film comprises a surfactant and a hydrophilic resin; the functional film comprises a silicone component; the surfactant has an alkyl chain as a lipophilic group; and the number of carbon atoms in the alkyl chain is equal to or more than 17.SELECTED DRAWING: Figure 1 【課題】汚染物質の付着を好適に抑制できる撥油性と良好な親水性とを両立し、かつ臭気の発生を抑制したアルミニウム製フィン材を提供する。【解決手段】アルミニウム板と、親水性皮膜と、機能性皮膜と、をこの順に備え、前記親水性皮膜は界面活性剤及び親水性樹脂を含有し、前記機能性皮膜はシリコーン成分を含有し、前記界面活性剤は親油基としてアルキル鎖を有し、前記アルキル鎖の炭素数が１７以上である、アルミニウム製フィン材。【選択図】図１