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Optical Laminate For Display Device And Display Device Using Same

Abstract: The present invention provides an optical laminate for a display device, which is capable of suppressing deterioration in display quality of the display device due to barrier property enhancement using silicon oxide. Provided is an optical laminate for a display device with an inorganic oxide layer on a first base material, and a second base material. The first base material side of the barrier film and the second base material are laminated via an adhesive layer. The inorganic oxide layer contains silicon oxide and has a thickness of 30 nm or more. The following conditions are satisfied: the haze of the second base material = the haze of the barrier film; and the thickness of the barrier film = the thickness of the second base material.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
29 July 2025
Publication Number
33/2025
Publication Type
INA
Invention Field
ELECTRONICS
Status
Email
Parent Application

Applicants

DAI NIPPON PRINTING CO., LTD.
1-1-1, Ichigaya-Kagacho, Shinjuku-ku, Tokyo 1628001

Inventors

1. SAKAMOTO Takeshi
c/o DAI NIPPON PRINTING CO., LTD., 1-1-1, Ichigaya-Kagacho, Shinjuku-ku, Tokyo 1628001
2. KUDO Takuma
c/o DAI NIPPON PRINTING CO., LTD., 1-1-1, Ichigaya-Kagacho, Shinjuku-ku, Tokyo 1628001
3. YAMANISHI Shota
c/o DAI NIPPON PRINTING CO., LTD., 1-1-1, Ichigaya-Kagacho, Shinjuku-ku, Tokyo 1628001
4. HARUKI Akihito
c/o DAI NIPPON PRINTING CO., LTD., 1-1-1, Ichigaya-Kagacho, Shinjuku-ku, Tokyo 1628001
5. IWAHASHI Hiroyuki
c/o DAI NIPPON PRINTING CO., LTD., 1-1-1, Ichigaya-Kagacho, Shinjuku-ku, Tokyo 1628001

Specification

Documents

Application Documents

# Name Date
1 202547071865-STATEMENT OF UNDERTAKING (FORM 3) [29-07-2025(online)].pdf 2025-07-29
2 202547071865-REQUEST FOR EXAMINATION (FORM-18) [29-07-2025(online)].pdf 2025-07-29
3 202547071865-PROOF OF RIGHT [29-07-2025(online)].pdf 2025-07-29
4 202547071865-PRIORITY DOCUMENTS [29-07-2025(online)].pdf 2025-07-29
5 202547071865-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [29-07-2025(online)].pdf 2025-07-29
6 202547071865-FORM 18 [29-07-2025(online)].pdf 2025-07-29
7 202547071865-FORM 1 [29-07-2025(online)].pdf 2025-07-29
8 202547071865-DRAWINGS [29-07-2025(online)].pdf 2025-07-29
9 202547071865-DECLARATION OF INVENTORSHIP (FORM 5) [29-07-2025(online)].pdf 2025-07-29
10 202547071865-COMPLETE SPECIFICATION [29-07-2025(online)].pdf 2025-07-29
11 202547071865-Proof of Right [30-07-2025(online)].pdf 2025-07-30
12 202547071865-FORM-26 [30-07-2025(online)].pdf 2025-07-30