COMPOSITION FOR FORMING PASSIVATION LAYER, SEMICONDUCTOR SUBSTRATE WITH PASSIVATION LAYER, METHOD FOR PRODUCING SAID SEMICONDUCTOR SUBSTRATE, SOLAR CELL ELEMENT, AND METHOD FOR PRODUCING SAME

摘要

A composition for forming a passivation layer comprising at least one alkoxide represented by the general formula (I) and at least one compound selected from the group consisting of a titanium compound, a zirconium compound and a silicon alkoxide, a solvent and a resin. [In the general formula (I), M includes at least one kind of metal element selected from the group consisting of Nb, Ta, V, Y and Hf. R ¹ represents an alkyl group having 1 to 8 carbon atoms or an aryl group having 6 to 14 carbon atoms. m represents an integer of 1 to 5]