Document NE30Xv4DEMw4gkGo4ER2DwMoD

CPR-18xxx Comments for Annex XV restriction report SECTION IV. Non-confidential attachment 10-Sep-2023 Sumitomo Electric Fine Polymer,Inc. Poreflon Department Sumitomo Electric Fine Polymer, Inc. 1/4 Product introduction CPR-18xxx Sumitomo Electric Fine Polymer, Inc. 2/4 Global semiconductor market CPR-18xxx World Semiconductor Market Statistics (WSTS) fiscal year billion dollars 2017year 2018year 2019year 2020year 2021year 4122 4688 4123 4404 5530 2021 Market Size of Filters Used in Semiconductor Manufacturing Processes Purpose billion yen air filter 305 bag filter 103 liquid cartridge 556 polymer module 365 Automotive engine filter 1170 Our fluororesin membranes made from PTFE are mainly used in liquid cartridge filters and some automotive engine filters. Regulation of PTFE materials will have a significant impact on the semiconductor market. Sumitomo Electric Fine Polymer, Inc. 3/4 Required characteristics of fluororesin membrane as filtration CPR-18xxx material Comparison with other resin films : no or little effect : There is some influence, but it can be used depending on the conditions. : Cannot be used due to significant impact Material properties Membrane structure Heat-resistant chemical resistance miniaturization transparency thinning PTFE Fluorine membrane (260C or less) PE polyethylene (100C or less) PP polypropylene (140C or less) Sumitomo Electric Fine Polymer, Inc. 4/4