COMPANY PROFILE/MESSAGE FROM THE PRESIDENT
Coating&Etching/Optical Components/

inf@houwa-sangyo.co.jp
*Contact us

* Outline
Dispersing pigments into photosensitive resist enable us to pattern Red, Green, Blue, Black, etc. as in the process of photo etching.

* Structure
The following diagram explains the substrates for transmission color liquid crystal.


B M (Black Matrix) Making
R,G,B Pattern
Smoothing Layer
ITO (Transparent Conducting Layer) Coating
ITO Patterning

* Features
* It is possible to make sharp patterns, cheaper than inorganic color filter
* Good in chemical resistance and heat resistance
* Lower transmittance than that of inorganic color filter
* Weather resistance is rather poor

Coating^Etching^Bumps Making^Color Filter (Organic)^Color Filter (Inorganic)
Micro Flexible Circuit Substrate^Mask/Mirror for lasers
HOWA SANGYO CO.,LTD@