Title:
INKJET PRINTING DEVICE, PRINTING METHOD OF BIPOLAR ELEMENT, AND MANUFACTURING METHOD OF DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/125465
Kind Code:
A1
Abstract:
Provided are an inkjet printing device, a printing method of a bipolar element, and a manufacturing method of a display device. The inkjet printing device comprises: a stage; an inkjet head disposed above the stage and comprising a plurality of nozzles through which an ink, comprising bipolar elements extending in one direction, is discharged; an ink circulation unit which supplies the ink to the inkjet head, and to which the ink remaining after being discharged from the inkjet head is supplied; and at least one sensing unit disposed between the inkjet head and the ink circulation unit and sensing the number of the bipolar elements that are discharged through the nozzles.
Inventors:
RYU AN NA (KR)
KWAG JIN OH (KR)
JEONG HEUNG CHEOL (KR)
KWAG JIN OH (KR)
JEONG HEUNG CHEOL (KR)
Application Number:
PCT/KR2020/007366
Publication Date:
June 24, 2021
Filing Date:
June 05, 2020
Export Citation:
Assignee:
SAMSUNG DISPLAY CO LTD (KR)
International Classes:
B41J2/125; B41J2/175; B41M5/00; G01N21/47; G01N33/32
Foreign References:
| KR20060088373A | 2006-08-04 | |||
| KR20120067070A | 2012-06-25 | |||
| JP2014140810A | 2014-08-07 | |||
| JP2019048452A | 2019-03-28 | |||
| US20180178568A1 | 2018-06-28 |
Attorney, Agent or Firm:
KASAN IP & LAW FIRM (KR)
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