US 12,133,447 B2
Color film base plate and preparation method therefor, and display device
Wen Shi, Guangdong (CN); and Yawen Chen, Guangdong (CN)
Assigned to GUANGDONG JUHUA PRINTED DISPLAY TECHNOLOGY CO., LTD., Guangdong (CN)
Appl. No. 17/290,498
Filed by GUANGDONG JUHUA PRINTED DISPLAY TECHNOLOGY CO., LTD., Guangdong (CN)
PCT Filed Nov. 6, 2019, PCT No. PCT/CN2019/116033
§ 371(c)(1), (2) Date Nov. 12, 2021,
PCT Pub. No. WO2020/094068, PCT Pub. Date May 14, 2020.
Claims priority of application No. 201811312489.0 (CN), filed on Nov. 6, 2018.
Prior Publication US 2023/0247893 A1, Aug. 3, 2023
Int. Cl. H01L 29/08 (2006.01); H10K 59/35 (2023.01); H10K 59/80 (2023.01); G02B 5/20 (2006.01); H10K 59/12 (2023.01)
CPC H10K 59/8792 (2023.02) [H10K 59/35 (2023.02); G02B 5/20 (2013.01); H10K 59/12 (2023.02)] 19 Claims
OG exemplary drawing
 
1. A color filter base plate, comprising:
a color filter substrate;
a plurality of black matrices positioned on the color filter substrate; and
a color filter layer;
wherein the color filter layer is disposed between two adjacent black matrices; wherein the color filter layer includes a color resist material and light scattering particles;
wherein the color filter layer comprises a light scattering film and a color resist layer that are stacked; and
wherein the light scattering film is positioned between the color resist layer and the color filter substrate.