• Adeka will expand photoacid generator capacity for EUV photoresists by adding a new production line at its Chiba plant.
• Commercial operations are scheduled to start in September 2028.
• The expansion targets strong EUV demand, tightening metal contamination controls to the 1 ppb level.
• Adeka is accelerating scale-up of PAG monomers for EUV and High-NA EUV, bringing plans forward by two years.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Adeka Corporation published the original content used to generate this news brief on August 20, 2026, and is solely responsible for the information contained therein.