| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a printed wiring board material, having high voltage resistance between circuits, capable of maintaining insulation reliability over a long period of time in a high-definition circuit and a use for a large current and to provide a printed wiring board using the same.SOLUTION: The printed wiring board material includes a cellulose nanofiber, produced from lignocellulose, having a number-average fiber diameter of 3 nm to 1000 nm and a binder component, which may be suitably used for a solder resist, an interlayer insulation material, and a core material. The printed wiring board material is used for the printed wiring board.</p> |
