Repair method for ink area of cover plate, cover plate, display panel and display device

The invention provides a repairing method for an ink area of a cover plate, the cover plate, a display panel and a display device.The repairing method for the ink area of the cover plate comprises the following steps that (1) the cover plate is placed in a removing agent to be subjected to ultrasoni...

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG QI, ZHU RONGJIN, LUO PINSHEN, LIU ZICHAO, ZHANG ZONGXIANG, MAO QINING, CHEN QINXING, ZHENG KUIMING, HUANG ZHENGYANG, WU JIUJIANG, YANG KAIXIN, FENG LIANG, LIU XIN, TANG JIE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING FREQUENCY-CHANGING NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL LOGIC ELEMENTS OPTICS PHYSICS TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF
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Beschreibung
Zusammenfassung:	The invention provides a repairing method for an ink area of a cover plate, the cover plate, a display panel and a display device.The repairing method for the ink area of the cover plate comprises the following steps that (1) the cover plate is placed in a removing agent to be subjected to ultrasonic soaking cleaning, and the cover plate is taken out after being cleaned for 3-7 min; wherein the cover plate is provided with a printing ink area, the printing ink area contains printing ink, the removing agent comprises dimethyl pentane, and the concentration of the removing agent is 50%-100%; (2) cleaning the cover plate by using a cleaning agent, wherein the cleaning agent comprises ethanol or water; wherein the interval time between the step (1) and the step (2) is less than or equal to 60s. The cover plate is ultrasonically soaked and cleaned in the removing agent, so that polydimethylsiloxane in pores of the printing ink can be effectively removed, the polydimethylsiloxane is prevented from being separated o