POLYIMIDE PRECURSOR SOLUTION, METHOD FOR PRODUCING POROUS POLYIMIDE FILM, POROUS POLYIMIDE FILM, AND INSULATED WIRE

A polyimide precursor solution includes: a polyimide precursor; polyester resin particles containing a polyester resin and having a volume average particle diameter of from 3 μm to 50 μm inclusive and an average circularity of 0.970 or more; and a solvent.

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Bibliographische Detailangaben
Hauptverfasser: HIROSE, Hidekazu, SEITOKU, Shigeru, NAKADA, Kosuke, IWANAGA, Takeshi
Format: Patent
Sprache:eng
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Zusammenfassung:A polyimide precursor solution includes: a polyimide precursor; polyester resin particles containing a polyester resin and having a volume average particle diameter of from 3 μm to 50 μm inclusive and an average circularity of 0.970 or more; and a solvent.