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:
Jun. 26, 2018
Filed:
May. 11, 2016
Boe Technology Group Co., Ltd., Beijing, CN;
Hefei Boe Optoelectronics Technology Co., Ltd., Anhui, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Anhui, CN;
Abstract
This disclosure relates to an OLED display apparatus and the preparation method thereof. The OLED display apparatus comprises, from the bottom to the top, a substrate, an OLED device, a thin film inner layer, an ethylcellulose layer, and a thin film outer layer. By adding a hydrophobic ethylcellulose layer with a photosensitive material and a singlet oxygen receptor dissolved therein on the basis of current thin film packaging, this invention can have the functions of water vapor barrier and oxygen absorption so as to improve the service life of devices.