The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 23, 2024
Filed:
May. 18, 2022
Applicant:
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Inventors:
Hiroki Matsushita, Tokyo, JP;
Yoshimasa Ogawa, Tokyo, JP;
Yousuke Kousaka, Tokyo, JP;
Jun Sato, Tokyo, JP;
Keisuke Ebisu, Tokyo, JP;
Assignee:
DAI NIPPON PRINTING CO., LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/844 (2023.01); G02B 1/14 (2015.01); H10K 50/86 (2023.01); H10K 59/12 (2023.01); H10K 59/40 (2023.01);
U.S. Cl.
CPC ...
H10K 50/844 (2023.02); G02B 1/14 (2015.01); H10K 50/86 (2023.02); H10K 59/12 (2023.02); H10K 59/40 (2023.02);
Abstract
An embodiment of the present invention provides an optical film () including a light-transmitting base material (), a hard coat layer (), and an inorganic layer () in this order, wherein the hard coat layer () is in contact with the inorganic layer (), the hard coat layer () contains a binder resin (A) and inorganic particles (B), the hard coat layer () has a film thickness of 1 μm or more, and the hard coat layer () has an indentation hardness of 200 MPa or more.