Invention Grant
- Patent Title: Color correction filter for white organic electroluminescent light source, and organic electroluminescent display device
-
Application No.: US17025079Application Date: 2020-09-18
-
Publication No.: US11950480B2Publication Date: 2024-04-02
- Inventor: Yu Naito , Nobutaka Fukagawa , Daisuke Sasaki , Hiroki Kuwahara
- Applicant: FUJIFILM Corporation
- Applicant Address: JP Tokyo
- Assignee: FUJIFILM Corporation
- Current Assignee: FUJIFILM Corporation
- Current Assignee Address: JP Tokyo
- Agency: Edwards Neils LLC
- Agent Jean C. Edwards, Esq.
- Priority: JP 18064746 2018.03.29
- Main IPC: H10K59/38
- IPC: H10K59/38 ; G02B5/22 ; H05B33/20 ; H10K50/11 ; H10K101/40

Abstract:
There are provided a color correction filter for a white organic electroluminescent light source including a resin and 0.1 part by mass or more of a coloring agent having an absorption maximum wavelength in a range of 560 to 620 nm or 460 to 520 nm with respect to 100 parts by mass of the resin, and having a moisture content of 0.5% by mass or less, and an organic EL display device having this filter.
Public/Granted literature
Information query