A display panel includes a 1-1.sup.st sub-pixel and a 1-2nd sub-pixel disposed in a first row, a 2-1.sup.st sub-pixel disposed in a second row and a 3-1.sup.st sub-pixel and a 3-2nd sub-pixel disposed in a third row. A first data line extends from the first row to the third row and electrically connects a pixel circuit of the 1-1.sup.st sub-pixel, a pixel circuit of the 2-1.sup.st sub-pixel, and a pixel circuit of the 3-1.sup.st sub-pixel. A 2-1.sup.st data line is electrically connected to a pixel circuit of the 1-2nd sub-pixel. A 2-2nd data line is electrically connected to a pixel circuit of the 3-2nd sub-pixel. A first bridge line is disposed on a different layer than the data lines and contacts the 2-1.sup.st data line and the 2-2nd data line and includes an overlapping portion extending along at least a portion of the first data line.

A display apparatus may include: a base substrate including at least one bending region and a non-bending region adjacent to the bending region and having a flexible property; a circuit device layer on the base substrate, the circuit device layer including a thin film transistor; a display device layer on the circuit device layer, the display device layer including an organic light emitting diode connected to the thin film transistor; an encapsulation layer covering the display device layer and including a first inorganic layer, an organic layer, and a second inorganic layer, which are sequentially stacked; and a groove overlapped with the bending region, the groove penetrating the display device layer and the circuit device layer, and at least one of the first inorganic layer and the second inorganic layer covers the groove.

A flexible display panel and a manufacturing method thereof, and a flexible display apparatus are disclosed. The flexible display panel includes: a flexible substrate, the flexible substrate including a display area, a peripheral area, a welding area and a bending area, and the bending area including a first edge; and the flexible display panel further includes: a barrier and an organic insulation layer, wherein the peripheral area includes a peripheral transition area between the bending area and the display area, the organic insulation layer in the peripheral transition area is provided with a first groove, the first groove is on one side of the barrier and extends along a direction substantially parallel to a bending axis, and the first groove is on one side of the first edge proximal to the display area.

A display device includes: a substrate including a display area and a non-display area including a pad area; an inorganic insulating layer disposed on the substrate and including a first inorganic insulating layer, a second inorganic insulating layer, and a third inorganic insulating layer; a light-emitting element layer disposed on the inorganic insulating layer and including a light-emitting element overlapping the display area in a plan view; a gate wiring overlapping the display area in the plan view, extending in a first direction and disposed between the first inorganic insulating layer and the second inorganic insulating layer; and a fanout wiring extending in a direction toward the display area from the pad area and disposed between the second inorganic insulating layer and the third inorganic insulating layer, where a sheet resistance of the gate wiring is lower than a sheet resistance of the fanout wiring.

Embodiments provide a slurry for polishing copper, a manufacturing method of a display device which uses the slurry, and the display device. The slurry for polishing copper includes an abrasive, a catalyst including a single molecule having an iron ion, a polishing suppressant, and an oxidizing agent.

Embodiments provide a slurry for polishing copper, a manufacturing method of a display device which uses the slurry, and the display device. The slurry for polishing copper includes an abrasive, a catalyst including a single molecule having an iron ion, a polishing suppressant, and an oxidizing agent.

A display device includes a substrate having a display area and a non-display area. A plurality of insulation layers are disposed on the substrate. A pixel is disposed on the substrate in the display area. The pixel includes a transistor and a light emitting element electrically connected to the transistor. A crack blocker is disposed on the substrate in the non-display area and includes a plurality of first crack block grooves defined in at least one of the plurality of insulation layers. Each first crack block grooves extends in a first direction and is arranged in a second direction crossing the first direction. A plurality of second crack block grooves is defined in at least one of the plurality of insulation layers and is adjacent to the plurality of first crack block grooves. Each second crack block grooves extends in the second direction and is arranged in the first direction.

A display device includes a substrate having a display area and a non-display area. A plurality of insulation layers are disposed on the substrate. A pixel is disposed on the substrate in the display area. The pixel includes a transistor and a light emitting element electrically connected to the transistor. A crack blocker is disposed on the substrate in the non-display area and includes a plurality of first crack block grooves defined in at least one of the plurality of insulation layers. Each first crack block grooves extends in a first direction and is arranged in a second direction crossing the first direction. A plurality of second crack block grooves is defined in at least one of the plurality of insulation layers and is adjacent to the plurality of first crack block grooves. Each second crack block grooves extends in the second direction and is arranged in the first direction.

A display device in one example includes a substrate composed of a first subpixel, a second subpixel, a third subpixel and a fourth subpixel. The substrate has a light emission area and a non-light emission area for each of the first to fourth subpixels. The display device further includes a thin film transistor disposed in each of the non-light emission areas of the substrate, a protective layer disposed on the thin film transistors, a color filter disposed on the protective layer and disposed in a light emission area of each of the first to third subpixels, an optical filter layer disposed on the color filter and including first to third absorbent materials, and a light emitting element disposed on the optical filter layer.

A display device includes a first light emitting element, a second light emitting element, and a third light emitting element that are disposed on a substrate and emitting light of different colors, respectively; a first insulation layer disposed on the first light emitting element, the second light emitting element, and the third light emitting element, and including at least one opening; and a second insulation layer disposed on the first insulation layer, and disposed in the at least one opening, wherein a refractive index of the second insulation layer is higher than a refractive index of the first insulation layer, and the at least one opening overlaps at least one of the first light emitting element, the second light emitting element, and the third light emitting element in a plan view, and does not overlap at least another one in a plan view.