| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a varnish composition producible of a coil device which is less expensive and has efficiently higher reliability compared to conventional ones. <P>SOLUTION: This varnish composition is used for producing a coil device by impregnating therewith a coil wound by a mica tape and curing; and includes (A) an alicyclic epoxy resin, (B) an alicyclic acid anhydride and (C) a diazabicycloalkene or derivatives thereof as essential components, where the (B) alicyclic acid anhydride of 80-120 pts.mass and the (C) diazabicycloalkene or derivatives thereof of 0.01-0.3 pt.mass are formulated to 100 pts.mass of the (A) alicyclic epoxy resin. <P>COPYRIGHT: (C)2012,JPO&INPIT |
