Color filter and method of manufacturing the same

Details Color filter and method of manufacturing the same Color filter and method of manufacturing the same

1988-05-11

1989-07-11

Arnold, Bruce Y.

Coating processes

Electrical product produced

Integrated circuit, printed circuit, or circuit board

350320, 427165, 427166, 252582, 430321, 430325, G02B 522, B05D 506, G03C 500

Patent

active

048465569

ABSTRACT:
A color filter useful for a color liquid crystal display device, wherein an opaque metal layer is used as a light-shielding layer, and formed on a transparent substrate in a matrix form. A black photoresist layer is left unremoved on the light-shielding layer and color filter layers are formed thereover to fill the matrix spaces of the light-shielding layer. A method of manufacturing such a color filter by means of photolithography is also disclosed.

REFERENCES:
patent: 4386143 (1983-05-01), Sato et al.
patent: 4419425 (1983-12-01), Ogawa et al.

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