US 12,474,513 B2
Blue light blocking film layer and blue light blocking system
Hanmin Hu, Jiangsu (CN); Yufeng Zeng, Jiangsu (CN); Haitao Wei, Jiangsu (CN); and Fangyuan Jiang, Jiangsu (CN)
Assigned to EUTEC NEW MATERIALS TECHNOLOGY (SUZHOU) CO., LTD., (CN)
Filed by EUTEC NEW MATERIALS TECHNOLOGY (SUZHOU) CO., LTD., Jiangsu (CN)
Filed on Mar. 23, 2023, as Appl. No. 18/188,979.
Application 18/188,979 is a continuation of application No. 16/637,271, abandoned, previously published as PCT/CN2018/076390, filed on Feb. 12, 2018.
Claims priority of application No. 201710674417.X (CN), filed on Aug. 9, 2017.
Prior Publication US 2023/0314675 A1, Oct. 5, 2023
Int. Cl. C07C 255/41 (2006.01); C07C 229/44 (2006.01); C07D 231/06 (2006.01); C08F 220/18 (2006.01); C08J 7/044 (2020.01); C08J 7/054 (2020.01); C08K 5/18 (2006.01); C08K 5/315 (2006.01); C08K 5/3445 (2006.01); C09D 133/08 (2006.01); G02B 5/22 (2006.01)
CPC G02B 5/223 (2013.01) [C07C 229/44 (2013.01); C07C 255/41 (2013.01); C07D 231/06 (2013.01); C08F 220/1804 (2020.02); C08J 7/044 (2020.01); C08J 7/054 (2020.01); C08K 5/18 (2013.01); C08K 5/315 (2013.01); C08K 5/3445 (2013.01); C09D 133/08 (2013.01)] 5 Claims
 
1. A blue light blocking system comprising at least one blue light blocking film layer, and a basal layer, and one or more optional release film layers, wherein,
the blue light blocking film layer is essential and includes at least a compound selected from formula (I-1) and (II-2),

OG Complex Work Unit Chemistry
wherein,
the blue light blocking film layer further comprises a compound of formula (II-1),

OG Complex Work Unit Chemistry