| 摘要 |
A photosensitive polyimidosiloxane composition comprising a polyimidosiloxane comprising 15-80 mole percent of the units, wherein X represents CO, O or a direct bond and R3 represents an aromatic residue containing a photosensitive group with an unsaturated hydrocarbon group, and 85-20 mole percent of the units, wherein X is as defined above, each R4 independently represents a divalent hydrocarbon residue, each R5 independently represents an alkyl group of 1-3 carbon atoms and 1 represents an integer of 3-30, a finely divided inorganic filler, and an organic solvent. The composition provides films having excellent light transmittance.
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