Apparatus and method for washing alignment film printing mask and method for fabricating a liquid crystal display device
AssigneeLG Display Co., Ltd.
InventorCheol Joo Moon
Life of this patent
Estimating the term…
Abstract
The present invention relates to an alignment film printing mask, and more particularly, to a jig for an alignment film printing mask. A jig according to the present invention includes a plurality of supporting members each having at least one bent portion, arranged at regular intervals along a width direction of the alignment film printing mask for supporting the alignment film printing mask, at least one connection member for connecting the supporting members, and fastening units for securing the alignment film printing mask supported by the supporting members.
Claims17
A method for fabricating a liquid crystal display, the method comprising:
- providing a first substrate and a second substrate;
- forming an alignment layer on at least one of the first and second substrates using a mask;
- cleaning the mask using a jig, wherein the jig includes:
- a plurality of supporting members each having at least one bent portion, arranged at regular intervals along a width direction of the mask for supporting the mask;
- at least one connection member for connecting the supporting members;
- and
- fastening units for securing the mask supported by the supporting members;
- providing liquid crystal on the alignment layer;
- and
- bonding the first and second substrates to each other.
A method for washing an alignment film printing mask, the method comprising:
- mounting an alignment film printing mask on a jig;
- dipping the jig in N-Methyl Pyrrolidone held in a first washing unit after washing polyimide on the alignment film printing mask;
- dipping the jig in Iso Propyl Alcohol held in a second washing unit to wash N-Methyl Pyrrolidone formed on the alignment film printing mask at the time the polyimide is washed off in the first washing unit;
- drying the alignment film printing mask washed in the second washing unit;
- and
- taking out the jig after said drying.
Dependencies are inferred from the claim text.