HEAT-RADIATING COATING MATERIAL, AND LIGHT-EMITTING DIODE (LED) ILLUMINATION, HEAT SINK AND SOLAR CELL MODULE BACK SHEET, EACH COATED THEREWITH

• Main Authors: INADA TEIICHI, SAKAMOTO YUICHIRO, NAGAI AKIRA, MORIMOTO TAKESHI
• Format: Patent
• Language: English; Japanese
• Published: 29.11.2018
• Subjects: ADHESIVES; BASIC ELECTRIC ELEMENTS; BLASTING; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; CORRECTING FLUIDS; DYES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; FILLING PASTES; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; HEATING; INKS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATINGELEMENTS; LIGHTING; MECHANICAL ENGINEERING; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; SEMICONDUCTOR DEVICES; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; USE OF MATERIALS THEREFOR; WEAPONS; WOODSTAINS

PROBLEM TO BE SOLVED: To provide a heat-radiating coating material which can enhance emissivity in the infrared region, and efficiently radiating heat; and a light-emitting diode (LED) illumination, a heat sink, and a solar cell module back sheet, each coated therewith.SOLUTION: The heat-radiating coating material includes: (a) a ceramic powder with an average particle size of 0.1-50 μm, containing a zinc oxide powder and/or a titanium oxide powder; and (b) a binder. The content of the (a) component is 25-100 pts.mass based on 100 pts.mass of the (b) component.SELECTED DRAWING: Figure 1 【課題】赤外領域の放射率を高め、効率よく放熱できる、熱放射性塗料及びそれを塗布した発光ダイオード（ＬＥＤ）照明、ヒートシンク、太陽電池モジュール用バックシートを提供する。【解決手段】（ａ）平均粒径が０．１〜５０μｍで、酸化亜鉛粉末あるいは酸化チタン粉末又はその両方を含むセラミックス粉末と、（ｂ）バインダーとを含み、該（ｂ）成分１００質量部に対し該（ａ）成分を２５〜１００質量部含む熱放射性塗料。【選択図】図１