Emissive display device including a scattering layer

An emissive display device comprising:

• a substrate;
• a first electrode disposed on the substrate;
• a pixel defining layer having a first opening exposing the first electrode;
• a second electrode disposed on both the pixel defining layer and the first electrode;
• an encapsulation layer at least partially covering the second electrode;
• a light blocking layer disposed on the encapsulation layer and having a second opening;
• a color filter disposed on the light blocking layer;
• and
• a scattering layer disposed within the second opening of the light blocking layer and including a plurality of scattering particles,
• wherein particle density of the scattering particles has a value of 2 ea/mm3 or more and 20 ea/mm3 or less, and a diameter of the scattering particles is 0.1 μm or more and 1.5 μm or less.

An emissive display device, comprising:

• a substrate;
• a first electrode disposed on the substrate;
• a pixel defining layer having a first opening exposing the first electrode;
• a second electrode disposed on both the pixel defining layer and the first electrode;
• an encapsulation layer at least partially covering the second electrode;
• a light blocking layer disposed on the encapsulation layer and having a second opening;
• a color filter disposed on the light blocking layer;
• and
• a scattering layer disposed within the second opening of the light blocking layer and including a plurality of scattering particles,
• wherein particle density of the scattering particles has a value of 3 ea/mm3 or more and 30 ea/mm3 or less, and a diameter of the scattering particles is 0.2 μm or more and 5.0 μm or less.

An emissive display device, comprising:

• a substrate;
• a first electrode disposed on the substrate;
• a pixel defining layer having a first opening exposing the first electrode;
• a second electrode disposed on both the pixel defining layer and the first electrode;
• an encapsulation layer at least partially covering the second electrode;
• a light blocking layer disposed on the encapsulation layer and having a second opening;
• a color filter disposed on the light blocking layer;
• and
• a scattering layer including a plurality of scattering patterns at least partially overlapping the second opening of the light blocking layer,
• wherein a pattern area ratio of the scattering patterns has a value of 30% or more and less than 100%.