Foley & Lardner LLP
Insulated wire and coil using same
An insulated wire includes a conductor and an insulating layer formed on an outer periphery of the conductor, and the insulating layer is composed essentially of a polyimide resin having a repeating unit A represented by Formula (1) as a part of a molecular structure, in which a water absorption coefficient is not greater than 2.8% after 24 hours under condition at temperature of 40° C. and humidity of 95%.
HITACHI METALS, LTD.
H H Y
H01B H01B Y10T
inventional inventional additional
Shuta Yuki Takami Hideyuki
Nabeshima Honda Ushiwata Kikuchi