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. 13, 2020
Filed:
Oct. 03, 2017
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05C 11/06 (2006.01); B05B 12/34 (2018.01); G02F 1/1333 (2006.01); B05D 1/02 (2006.01); H01L 21/67 (2006.01); G02F 1/13 (2006.01); G03F 7/30 (2006.01); B05D 3/04 (2006.01); B05D 1/40 (2006.01); H01L 51/00 (2006.01); D21H 25/16 (2006.01); B32B 17/10 (2006.01); B32B 37/00 (2006.01); H01L 51/56 (2006.01); B05B 12/18 (2018.01); B05B 12/32 (2018.01); B05B 1/14 (2006.01); B05B 13/02 (2006.01); B21B 45/02 (2006.01); C25D 17/00 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133305 (2013.01); B05C 11/06 (2013.01); B05D 1/02 (2013.01); B05D 1/40 (2013.01); B05D 3/042 (2013.01); B32B 17/10137 (2013.01); B32B 37/0053 (2013.01); D21H 25/16 (2013.01); G02F 1/1303 (2013.01); G03F 7/30 (2013.01); G03F 7/3064 (2013.01); H01L 21/6708 (2013.01); H01L 21/67051 (2013.01); H01L 51/0023 (2013.01); H01L 51/0097 (2013.01); H01L 51/56 (2013.01); B05B 1/14 (2013.01); B05B 12/18 (2018.02); B05B 12/32 (2018.02); B05B 12/34 (2018.02); B05B 13/0207 (2013.01); B05D 2252/02 (2013.01); B21B 45/0278 (2013.01); B32B 2457/206 (2013.01); C25D 17/004 (2013.01); H01L 2251/5338 (2013.01); Y02E 10/549 (2013.01);
Abstract
A roll to roll fabrication apparatus includes an injection plate for injecting a chemical treatment liquid on a film transferred from a supplying roll to a collecting roll; and liquid blocking rolls disposed between the supplying roll and the collecting roll, and configured to prevent the chemical treatment liquid injected from the injection plate from being introduced to another process region.