Invention Grant
- Patent Title: Optical film and method of manufacturing the same, reflective liquid crystal display panel and display apparatus
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Application No.: US17605520Application Date: 2020-11-17
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Publication No.: US12001094B2Publication Date: 2024-06-04
- Inventor: Xuan Zhong , Hongliang Yuan , Qi Zheng , Yao Bi , Xiaojuan Wu , Zhiqiang Zhao , Zhangxiang Cheng , Jiaxing Wang , Donghua Zhang , Ce Wang
- Applicant: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. , BOE TECHNOLOGY GROUP CO., LTD.
- Applicant Address: CN Beijing
- Assignee: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.,BOE TECHNOLOGY GROUP CO., LTD.
- Current Assignee: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.,BOE TECHNOLOGY GROUP CO., LTD.
- Current Assignee Address: CN Beijing; CN Beijing
- Agency: IP & T GROUP LLP
- International Application: PCT/CN2020/129427 2020.11.17
- International Announcement: WO2022/104538A 2022.05.27
- Date entered country: 2021-10-21
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; B29D11/00 ; C09B1/00 ; C09B67/20 ; C09K19/60 ; G02B1/08 ; G02F1/13363 ; G02F1/1337 ; G02F1/139 ; B29K29/00 ; G02B5/30
Abstract:
An optical film includes a polarizer. The polarizer includes a base layer, and a material of the base layer is obtained by dyeing a base material with a dye. The base material includes a polyvinyl alcohol material, and the dye is selected from blue dichroism organic dyes.
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