Patent ID: 9059224
Filing Date: 2015-06-16
Classification: G03F,H01L

Abstract:
1. A pre/post-exposure treatment unit for performing processes required before and after an exposure process for a substrate on which photoresist is coated, the pre/post-exposure treatment unit comprising: a load port on which a container configured to receive the substrate; an index module configured to take out the substrate from the container or carry the substrate to the container; a process module configured to perform a process for the substrate; and an interface module connected to an exposure unit, wherein the load port, index module, process module, and interface module are sequentially arranged in a first direction, the process module includes a protective layer coating chamber configured to coat a protective layer on the substrate and a cleaning chamber configured to clean the substrate, the protective layer coating chamber is in a first module and the cleaning chamber is in a second module, and the first module and the second module are at different layers.