Patent ID: 9709710
Date: 2017-07-18
CPC Classifications: G02B,H01L

Claim:
1. A device comprising a substrate; a light blocking layer on the substrate; a passivation film covering the light blocking layer on the substrate; a thin film transistor on the passivation film; another passivation film covering the thin film transistor; a color filter on said another passivation film; and an insulation layer on said another passivation film and covering the color filter, wherein the light blocking layer is patterned using a composition including a heat resistance polymer, a cross-linking agent, a black colorant, and a solvent, wherein the cross-linking agent comprises at least one functional group represented by Chemical Formula 1: and wherein the cross-linking agent further comprises at least one or more functional groups represented by Chemical Formulae 2 to 4: wherein, in Chemical Formulae 3 and 4, R