(19)

(11)

EP 4 770 455 A1

(12)

(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24765549.1 (22) Date of filing: 30.08.2024

(51) International Patent Classification (IPC):  A23K 20/111(2016.01) A23K 20/158(2016.01) A23K 50/75(2016.01) A23K 20/142(2016.01) A23K 50/70(2016.01) A61P 31/04(2006.01) (52) Cooperative Patent Classification (CPC): A23K 20/158; A23K 20/111; A23K 20/142; A23K 50/70; A23K 50/75; A61P 31/04 (86) International application number: PCT/EP2024/074252 (87) International publication number: WO 2025/046052 (06.03.2025 Gazette 2025/10)

(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: 31.08.2023 SE 2330381 (71) Applicant: Perstorp AB 284 80 Perstorp (SE)	(72) Inventors: POORTINGA, Albert Thijs 7963 BP Ruinen (NL) TAWDE, Snehal Nandkumar 4813 NC Breda (NL) TACCONI, Antonia 3430 Tulln an der Donau (AT) (74) Representative: Masala, Gian Tomaso  Perstorp AB c/o Intellectual Property 284 80 Perstorp 284 80 Perstorp (SE)