Semiconductors Supply Chain
Photoresists
Fab Materials
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Semiconductors›Fab Materials
Photoresists
Light-sensitive polymers coated on the wafer for each lithography pass. JSR, Tokyo Ohka, Shin-Etsu Chemical, Sumitomo Chemical, Fujifilm EM (all JP), Dongjin (KR). Japan ~70%+ overall, ~100% of EUV-grade.
Suppliers
10
CLEAR
8
CAUTION
1
FLAGGED
0
BLOCKED
1
Process flow
Upstream inputs
None: first stage.
Downstream outputs
Suppliers at this stage
Allresist GmbH
Strausberg · DE · Specialty photoresists for advanced packaging, MEMS, photonics
Dongjin Semichem
Seoul · KR · Memory-focused photoresists (DRAM, 3D NAND)
DuPont Electronics & Industrial
Wilmington, DE · US · ArF dry and immersion photoresists; DuPont EON EUV resist platform
Fujifilm Electronic Materials
Tokyo · JP · Metal-oxide EUV photoresists and ancillary chemicals
JSR Corporation
Tokyo · JP · Binder| EUV, ArF, KrF photoresists; Inpria metal-oxide EUV resist
Merck KGaA
DE · Cobalt Sulfate| EUV and multi-patterning chemically amplified resists
Shanghai Sinyang Semiconductor Materials
Shanghai · CN · Domestic KrF/ArF photoresists
Shin-Etsu Chemical
Tokyo · JP · Ingot; Wafer| Anode Active Material (Silicon)| High-purity photoresists, DRAM-focused
Sumitomo Chemical Co. Ltd.
Tokyo · JP · Separator (Ceramic Coated); Separator (Wet)| Battery Separators| Full-stack photoresist, g-line to EUV
Tokyo Ohka Kogyo (TOK)
Kawasaki · JP · ArF immersion, EUV, KrF photoresists
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