| abstract |
There is provided a material which exhibits high solvent resistance, liquid crystal alignment property, heat resistance, high transparency and high planarization property after the formation of a cured film, and which is soluble in various solvents applicable to a production line of a color filter film for forming a cured film It is on. A polyester composition for forming a thermosetting film, which comprises a polyester as a component (A), a crosslinking agent as a component (B), and at least one diester compound represented by the following formula (1) as a component (C) P represents a group consisting of an alicyclic group, an alicyclic group and an aliphatic group or a structure represented by the formula (2), and Q represents an alicyclic group or a group consisting of an alicyclic group and an aliphatic group. |