Patent ID: 11876137
Assignee: RICOH COMPANY, LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H  C  G | IPC C  G  H

Claim 10:
11. A coating liquid suitable for forming insulating film, the coating liquid comprising:
a silicon-containing compound;
an inorganic alkaline earth metal compound;
an organic aluminum compound and/or an organic boron compound; and
a solvent,
wherein the organic aluminum compound, if present, comprises an acyloxy group, an acetylacetonato group, and/or a sulfonic acid group, and
wherein the organic boron compound, if present, comprises acyloxy group, a phenyl group, a sulfonic acid group, and/or a thiophene group,
wherein a ratio of the silicone-containing compound and the inorganic alkaline earth metal compound based on oxide conversion thereof is 30.0 mol % to 95.0 mol %: 5.0 mol % to 40.0 mol %.