(19)

(11)

EP 4 824 031 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24904618.6 (22) Date of filing: 21.11.2024

(51) International Patent Classification (IPC):  C07C 205/27(2006.01) C07C 217/82(2006.01) C07C 217/80(2006.01) (52) Cooperative Patent Classification (CPC): C07C 215/86; C07C 2602/08; C08G 73/1042; C08G 73/1067; C08G 73/22 (86) International application number: PCT/US2024/056885 (87) International publication number: WO 2025/128306 (19.06.2025 Gazette 2025/25)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 11.12.2023 US 202363608468 P (71) Applicant: FUJIFILM Electronic Materials U.S.A, Inc. N. Kingstown, Rhode Island 02852 (US)	(72) Inventor: DE, Binod B. Attleboro, Massachusetts 02703 (US) (74) Representative: Fish & Richardson P.C.  Highlight Business Towers Mies-van-der-Rohe-Straße 8 80807 München 80807 München (DE)