| 摘要 |
PROBLEM TO BE SOLVED: To provide a high frequency wiring board, and its production method, in which high frequency transmission characteristics can be enhanced. SOLUTION: The high frequency wiring board has a dielectric film containing polyimide resin having a repeating unit shown by formula (1), where R1 represents a tetravalent aromatic organic group, R2 represents a bivalent aromatic organic group, and R1 and/or R2 represents an aromatic organic group having no C-H bond.
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