(19)

(11)

EP 4 240 819 A1

(12)

(43) Date of publication: 13.09.2023 Bulletin 2023/37 (21) Application number: 21815343.5 (22) Date of filing: 05.11.2021

(51) International Patent Classification (IPC):  C10M 173/02(2006.01) (52) Cooperative Patent Classification (CPC): C10M 173/02; C10N 2040/245; C10N 2040/24; C10M 2207/282; C10M 2207/287; C10M 2201/02; C10M 2215/08; C10M 2215/223; C10M 2215/04; C10M 2215/042; C10M 2219/104; C10M 2209/109; C10M 2209/108; C10M 2209/104; C10N 2030/06; C10N 2030/12   C-Sets: C10M 2209/104, C10M 2209/105; (86) International application number: PCT/US2021/072259 (87) International publication number: WO 2022/099300 (12.05.2022 Gazette 2022/19)

(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: 05.11.2020 US 202063110302 P (71) Applicant: Ardagh Metal Packaging USA Corp. Chicago, IL60631 (US)	(72) Inventor: WONG, Howard Chicago, Illinois 60613 (US) (74) Representative: Müller, Christian Stefan Gerd  ZSP Patentanwälte PartG mbB Hansastraße 32 80686 München 80686 München (DE)