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EP 4 229 167 A1

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(43) Date of publication: 23.08.2023 Bulletin 2023/34 (21) Application number: 21824242.8 (22) Date of filing: 14.10.2021

(51) International Patent Classification (IPC):  C11D 17/00(2006.01) C11D 3/50(2006.01) C11D 3/37(2006.01) (52) Cooperative Patent Classification (CPC): C11D 17/0039; C11D 3/3757; C11D 3/3769; C11D 3/505 (86) International application number: PCT/US2021/071856 (87) International publication number: WO 2022/082191 (21.04.2022 Gazette 2022/16)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 16.10.2020 US 202063092528 P (71) Applicant: The Procter & Gamble Company Cincinnati, OH 45202 (US)

(72) Inventors: SMETS, Johan 1853 Strombeek-Bever (BE) PINTENS, An 1853 Strombeek-Bever (BE) LAMEIRAS DOMINGUES, Joana Andreia 1853 Strombeek-Bever (BE) CHAKAR, Fadi Selim Appleton, Wisconsin 54915 (US) FENG, Linsheng Appleton, Wisconsin 54915 (US) NEUMAN, Presley Genevie Appleton, Wisconsin 54915 (US) BOBNOCK, Robert Stanley Appleton, Wisconsin 54915 (US) (74) Representative: P&G Patent Belgium UK  N.V. Procter & Gamble Services Company S.A. Temselaan 100 1853 Strombeek-Bever 1853 Strombeek-Bever (BE)