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(11)

EP 4 479 586 A1

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(43) Date of publication: 25.12.2024 Bulletin 2024/52 (21) Application number: 23707868.8 (22) Date of filing: 03.02.2023

(51) International Patent Classification (IPC):  D21C 5/00(2006.01) D21C 9/147(2006.01) D21C 9/16(2006.01) D21C 9/10(2006.01) D21C 9/153(2006.01) D21H 17/00(2006.01) (52) Cooperative Patent Classification (CPC): D21C 5/005; D21H 17/005; D21C 9/10; D21C 9/147; D21C 9/153; D21C 9/16 (86) International application number: PCT/EP2023/052623 (87) International publication number: WO 2023/156215 (24.08.2023 Gazette 2023/34)

(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: KH MA MD TN (30) Priority: 18.02.2022 EP 22157484 (71) Applicant: AB Enzymes GmbH 64293 Darmstadt (DE)	(72) Inventors: BESENMATTER, Werner 64293 Darmstadt (DE) QUIROS, Mauricio Plantation, Florida 33324 (US) HELLMUTH, Hendrik 64293 Darmstadt (DE) LANGFELDER, Kim 64293 Darmstadt (DE) (74) Representative: Espatent Oy  Kaivokatu 10 D 00100 Helsinki 00100 Helsinki (FI)