Magnet wire with corona resistant polyimide insulation

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United States of America Patent

PATENT NO 11728068
APP PUB NO 20220254542A1
SERIAL NO

17731350

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Abstract

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Magnet wire with corona resistant enamel insulation may include a conductor and a multi-layer insulation system formed around the conductor. The insulation system may include a basecoat formed from a first polymeric enamel insulation. A midcoat formed from a second polymeric enamel insulation may be formed around the basecoat, and the second polymeric enamel insulation may include a filler dispersed in a base polyimide material. The filler may include between 20 percent and 80 percent by weight of silica dioxide and between 20 and 80 percent by weight of titanium dioxide. Additionally, the insulation system may include a topcoat formed from third polymeric enamel insulation formed around the midcoat.

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Patent Owner(s)

Patent OwnerAddress
ESSEX SOLUTIONS USA LLC5770 POWERS FERRY ROAD NW SUITE 400 ATLANTA GA 30327

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Connell, James J Fort Wayne, US 10 52
Guisinger, Allen Roe Huntertown, US 2 0
Knerr, Allan R Fort Wayne, US 19 74
Leach, Matthew Fort Wayne, US 13 43
McFarland, Frederick Marshall Fort Wayne, US 2 0
McFarland, Tamanna Ferdous Fort Wayne, US 2 0
Said, Mohammad Mazhar South Barrington, US 7 4

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