Coating material for electrical equipment, method for manufacturing coating material for electrical equipment, and closed insulating device

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United States of America Patent

PATENT NO 9890296
SERIAL NO

14861452

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Abstract

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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.

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Patent Owner(s)

Patent OwnerAddress
KABUSHIKI KAISHA TOSHIBAMINATO-KU TOKYO 105-0023

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kusumori, Hisashi Itabashi, JP 2 6
Matsuzaki, Hidehito Yokohama, JP 3 6
Nakano, Toshiyuki Yokohama, JP 7 58
Nojima, Kenichi Yokohama, JP 3 25
Takei, Masafumi Yokohama, JP 4 27

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