COATING MATERIAL FOR ELECTRICAL EQUIPMENT, METHOD FOR MANUFACTURING COATING MATERIAL FOR ELECTRICAL EQUIPMENT, AND ENCAPSULATED TYPE INSULATING DEVICE

• Main Authors: NAKANO, TOSHIYUKI, NOJIMA, KENICHI, KUSUMORI, HISASHI, TAKEI, MASAFUMI, MATSUZAKI, HIDEHITO
• Format: Patent
• Language: English; French; German
• Published: 10.02.2016
• Subjects: ADHESIVES; BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLYOR DISTRIBUTION OF ELECTRIC POWER; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; CORRECTING FLUIDS; DYES; ELECTRICITY; FILLING PASTES; GENERATION; INKS; INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING; NATURAL RESINS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; POLISHES; TRANSPORTING; USE OF MATERIALS THEREFOR; WOODSTAINS

There are provided a coating material for electrical equipment, a method for manufacturing a coating material for electrical equipment, and a closed insulating device, capable of suppressing floating and moving around of foreign substances in electrical equipment. A coating material for electrical equipment 20 in an embodiment includes: a matrix resin 50 composed of an epoxy resin; a first filler 10 dispersedly contained in the matrix resin 50 and composed of whiskers having a semiconductive specific volume resistivity; a second filler 30 dispersedly contained in the matrix resin 50 and composed of particles having a semiconductive specific volume resistivity; and a third filler 40 dispersedly contained in the matrix resin 50 and composed of a planar, fibrous, or lamellar substance having insulating properties.