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:
Oct. 24, 2017
Filed:
Nov. 21, 2014
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Optoelectronics Technology Co., Ltd., Beijing, CN;
Jiuxia Yang, Beijing, CN;
Feng Bai, Beijing, CN;
Zhenpeng Guo, Beijing, CN;
Jing Su, Beijing, CN;
Jiantao Liu, Beijing, CN;
Hongbo Feng, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Beijing, CN;
Abstract
The present invention provides a functional material, its preparation method, an alignment material and a liquid crystal substrate, which belong to the display technical field and can solve the problem that current liquid crystal display devices will produce pollution. The functional material of the present invention comprises an inorganic powder whose surface has a modified layer, wherein the inorganic powder comprises any one or more of aluminum oxide, magnesium oxide, zinc oxide, zirconium oxide, silicon dioxide, titanium dioxide, boron oxide, diiron trioxide, calcium oxide, potassium oxide, sodium oxide and lithium oxide; the modified layer is generated via cyclization by dehydrating the reaction product of a dianhydride and a diamine. The alignment material of the present invention comprises the above functional material. The liquid crystal display substrate of the present invention comprises an alignment layer made from the above alignment material.