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(11)

EP 4 680 409 A1

(12)

(43) Date of publication: 21.01.2026 Bulletin 2026/04 (21) Application number: 24718654.7 (22) Date of filing: 12.03.2024

(51) International Patent Classification (IPC):  B05D 3/02(2006.01) B05D 7/00(2006.01) C08G 18/40(2006.01) C08G 18/79(2006.01) C09D 133/04(2006.01) C09D 175/14(2006.01) B05D 1/26(2006.01) B05D 5/00(2006.01) C04B 35/185(2006.01) C08G 18/62(2006.01) C09D 133/02(2006.01) C09D 161/28(2006.01) B05D 1/02(2006.01) (52) Cooperative Patent Classification (CPC): B05D 2202/10; B05D 7/577; B05D 3/0263; B05D 1/02; B05D 1/26; B05D 5/00; B05D 2401/10; B05D 2502/00; B05D 2503/00; B05D 2504/00; B05D 2505/00; B05D 2508/00; B05D 2518/12; C08G 18/792; C08G 18/4063; C08G 18/246; C08G 18/42; C08G 18/6229; C08G 18/722; C08G 18/73; C08G 18/798; C09D 175/06; C04B 35/185; C04B 2235/80; C09D 133/066; C09D 175/04 (86) International application number: PCT/US2024/019494 (87) International publication number: WO 2024/191977 (19.09.2024 Gazette 2024/38)

(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: 15.03.2023 US 202363490288 P (71) Applicant: PPG Industries Ohio Inc. Cleveland, OH 44111 (US)	(72) Inventors: KÜNSTLER, Hannelore Cleveland, Ohio 44111 (US) BROMME, Steffi Cleveland, Ohio 44111 (US) NAGEL, Axel Cleveland, Ohio 44111 (US) GEIER, Maria Elisabeth Cleveland, Ohio 44111 (US) (74) Representative: f & e patent  Braunsberger Feld 29 51429 Bergisch Gladbach 51429 Bergisch Gladbach (DE)