United Microelectronics Corp.

Yi-Cheng Lan

Da-Shuang Kuan

Sheng-Lung Chen

The invention provides an apparatus and a method for rubbing the alignment layer in the LCD substrate. The rubbing apparatus of the present invention further includes a conditioning roller, in addition to the rubbing roller, to rejuvenate the rubbing roller in real time so as to lengthen the roller lifetime in the rubbing process and increase the rubbing rate. By employing the conditioning roller along with the rubbing roller, the rubbing process includes an extra conditioning step for conditioning the rubbing roller, thus shortening the production cycle time and increasing the throughput.

Method for rubbing LCD substrate

The invention provides an apparatus and a method for rubbing the alignment layer in the LCD substrate. The rubbing apparatus of the present invention further includes a second rolling apparatus for conditioning, in addition to the first rolling apparatus for rubbing, to rejuvenate the first rolling apparatus in real time so as to lengthen the lifetime of the rolling apparatus in the rubbing process and increase the rubbing rate. By employing the second rolling apparatus along with the first rolling apparatus, the rubbing process includes an extra conditioning step for conditioning the first rolling apparatus, thus shortening the production cycle time and increasing the throughput.

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Chiayi Hsien, Taiwan

Yi-Cheng Lan