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(11)

EP 4 453 085 A1

(12)

(43) Date of publication: 30.10.2024 Bulletin 2024/44 (21) Application number: 22910278.5 (22) Date of filing: 21.12.2022

(51) International Patent Classification (IPC):  C08L 23/06(2006.01) C08L 1/02(2006.01) C08K 3/016(2018.01) C08K 7/02(2006.01) C08L 23/12(2006.01) C08L 97/02(2006.01) C08K 5/00(2006.01) C09K 21/00(2006.01) (52) Cooperative Patent Classification (CPC): C08L 23/12; C08L 97/02; C09K 21/04; C09K 21/10; C08L 2207/20; C08L 2310/00; C08K 3/32; C08K 5/34922; C08K 2003/327   C-Sets: C08L 23/12, C08K 5/34922, C08L 97/02; (86) International application number: PCT/FI2022/050866 (87) International publication number: WO 2023/118666 (29.06.2023 Gazette 2023/26)

(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: 22.12.2021 FI 20216326 (71) Applicant: Fortum Waste Solutions Oy 11120 Riihimäki (FI)	(72) Inventors: AALTONEN, Kari 02150 Espoo (FI) KOIVUNIEMI, Mikko 02150 Espoo (FI) (74) Representative: Laine IP Oy  Porkkalankatu 24 00180 Helsinki 00180 Helsinki (FI)