| abstract |
The present invention provides a photosensitive oligomer having excellent developability and heat resistance, a method for producing the same, a photosensitive coloring composition for a color filter, and a color filter. An addition reaction product of a thiol group of a compound (A) represented by the general formula (1) and an ethylenically unsaturated bonding group of a compound (B) having two or more ethylenically unsaturated bonding groups And a photosensitive oligomer which is a reaction product of a compound (C) having a carboxyl group and an ethylenically unsaturated bonding group and acetic anhydride (D), and a photosensitive coloring composition for color filter using the photosensitive oligomer object. General formula (1) 【Selection chart】 None |