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.

Date of Patent:
Nov. 22, 2016

Filed:

Dec. 17, 2013
Applicants:

Boe Technology Group Co., Ltd., Beijing, CN;

Chengdu Boe Optoelectronics Technology Co., Ltd., Chengdu, Sichuan Province, CN;

Inventors:

Xi Xiang, Beijing, CN;

Junhwan Lim, Beijing, CN;

Bo Shi, Beijing, CN;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/56 (2006.01); C08L 79/08 (2006.01); G02F 1/1337 (2006.01); C08K 5/06 (2006.01); C08K 5/3417 (2006.01);
U.S. Cl.
CPC ...
C09K 19/56 (2013.01); C08K 5/06 (2013.01); C08K 5/3417 (2013.01); G02F 1/133723 (2013.01); G02F 1/133784 (2013.01); G02F 1/133788 (2013.01);
Abstract

An alignment material composition, a flattening material composition, a liquid crystal display device and a process for adjusting the display color of the liquid crystal display device. The alignment material composition or the flattening material composition each includes 0.5-20 wt % of an organic additive, which is one or more of spiropyran compounds, Schiff base compounds, and heterocyclic diarylethene compounds. By way of adding the aforesaid organic additive in the orientation layer or the flat layer of the liquid crystal display device, the display color is allowed to be adjusted in a broad color range without affecting other display performances of the liquid crystal display device.


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