To provide a composition for forming an insulating film which can form a film having a low dielectric constant and high heat-resistance, the insulating film obtained by using the composition for forming the insulating film, a method for manufacturing the insulating film using the composition for forming the insulating film, and an electronic device having the insulating film as a layer-constituting layer.
The composition for forming the insulating film contains a polymer having a repeating unit expressed by general formula (1) (wherein, X expresses a cage structure, Y expresses an aromatic hydrocarbon group, R1 expresses an alkyl group, R2 expresses a substituent, (a) expresses an integer of 1-18, b expresses an integer of 0-6, and * expresses a bonding position).
WADA KENJI
INABE HARUKI
Haruko Sanwa
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