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Patent Searching and Data


Title:
OLED DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2017/054272
Kind Code:
A1
Abstract:
A manufacturing method for an OLED display panel. The manufacturing method comprises: providing a substrate (10); arranging a spray apparatus (20) above the substrate, and applying a forward voltage to the spray apparatus; applying a reverse voltage to a region (11), where an organic material is to be deposited, on the substrate, and applying a forward voltage to regions except the region where the organic material is to be deposited; and the spray apparatus spraying out the vaporous organic material, so as to enable the vaporous organic material to be deposited in the region where the organic material is to be deposited. According to the manufacturing method, it is unnecessary to use a mask plate to manufacture various sub-pixels, and a spray apparatus in an electric spraying mode is adopted to spray out a vaporous organic material. High precision is not required and the production cost is greatly reduced.

Inventors:
ZOU CHENG (CN)
Application Number:
PCT/CN2015/092810
Publication Date:
April 06, 2017
Filing Date:
October 26, 2015
Export Citation:
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Assignee:
SHENZHEN CHINA STAR OPTOELECT (CN)
International Classes:
H01L27/32; B05B9/03; B05B15/00; H01L21/77
Domestic Patent References:
WO2013105557A12013-07-18
Foreign References:
CN1538787A2004-10-20
CN104823294A2015-08-05
US20120098416A12012-04-26
JP2012135704A2012-07-19
CN104302407A2015-01-21
Attorney, Agent or Firm:
MING & YUE INTELLECTUAL PROPERTY LAW FIRM (CN)
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