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(11)

EP 4 504 880 A1

(12)

(43) Date of publication: 12.02.2025 Bulletin 2025/07 (21) Application number: 22719780.3 (22) Date of filing: 01.04.2022

(51) International Patent Classification (IPC):  C10M 133/54(2006.01) C10M 173/00(2006.01) (52) Cooperative Patent Classification (CPC): C10M 133/54; C10M 2215/221; C10M 2207/127; C10M 2207/126; C10M 2207/04; C10M 173/00; C10N 2030/12; C10N 2040/20; C10N 2030/16; C10N 2050/011 (86) International application number: PCT/CN2022/084781 (87) International publication number: WO 2023/184472 (05.10.2023 Gazette 2023/40)

(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 (71) Applicant: Dow Global Technologies LLC Midland, MI 48674 (US)	(72) Inventors: JIANG, Qi Shanghai 201203 (CN) CHEN, Xue Lake Jackson, Texas 77566 (US) (74) Representative: Boult Wade Tennant LLP  Salisbury Square House 8 Salisbury Square London EC4Y 8AP London EC4Y 8AP (GB)