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EP 4 547 631 A1

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(43) Date of publication: 07.05.2025 Bulletin 2025/19 (21) Application number: 23783670.5 (22) Date of filing: 12.09.2023

(51) International Patent Classification (IPC):  C07C 5/48(2006.01) C07C 11/06(2006.01) C07C 15/46(2006.01) C07C 11/04(2006.01) C07C 11/08(2006.01) (52) Cooperative Patent Classification (CPC): B01J 23/90; C07C 5/48; B01J 8/26; B01J 38/30   C-Sets: C07C 5/48, C07C 11/04; C07C 5/48, C07C 11/06; C07C 5/48, C07C 11/08; C07C 5/48, C07C 15/46; (86) International application number: PCT/US2023/073963 (87) International publication number: WO 2024/059554 (21.03.2024 Gazette 2024/12)

(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: 14.09.2022 US 202263406449 P (71) Applicant: Dow Global Technologies LLC Midland, MI 48674 (US)	(72) Inventors: PRETZ, Matthew T. Freeport, Texas 77541 (US) FISH, Barry B. Lake Jackson, Texas 77566 (US) STANGLAND, Eric E. Freeport, Texas 77541 (US) GOODFELLOW, Brian W. Freeport, Texas 77541 (US) SHARMA, Manish Freeport, Texas 77541 (US) (74) Representative: Beck Greener LLP  Fulwood House 12 Fulwood Place London WC1V 6HR London WC1V 6HR (GB)