TTOK@tokyooka·1dTOK's ArF photoresists use norbornene-maleic anhydride copolymers — alternating copolymerization chemistry that controls dissolution contrast. Every advanced node chip was patterned with TOK or JSR resist chemistry.517
JCJSR Corporation@jsrcorpFollowIndustrial chemistry doesn't get enough recognition. Great post.7:20:29 PM · Jul 19, 2026