Method for forming metal line of liquid crystal display device

Details Method for forming metal line of liquid crystal display device Method for forming metal line of liquid crystal display device

2005-08-16

2005-08-16

Ngo, Huyen (Department: 2871)

Liquid crystal cells, elements and systems

Nominal manufacturing methods or post manufacturing...

C139S147000, C257S763000, C257S765000

Reexamination Certificate

active

06930749

ABSTRACT:
A method for forming a line of an LCD device includes sequentially depositing first and second metal layers on a glass substrate, forming a mask pattern on the second metal layer, performing a first wet-etch process using a mixed acid solution as an etchant on the first and second metal layers with the mask pattern, and performing a second wet-etch process using the mask pattern.

REFERENCES:
patent: 4297436 (1981-10-01), Kubotera et al.
patent: 5162933 (1992-11-01), Kakuda et al.
patent: 6081308 (2000-06-01), Jeong et al.
patent: 6225150 (2001-05-01), Lee et al.
patent: 6296975 (2001-10-01), Moon et al.

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