(19)

(11)

EP 4 823 738 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24901820.1 (22) Date of filing: 13.12.2024

(51) International Patent Classification (IPC):  B01J 20/28(2006.01) B09C 1/08(2006.01) C05G 3/00(2020.01) B01J 20/20(2006.01) C05B 7/00(2006.01) C05G 5/12(2020.01) (52) Cooperative Patent Classification (CPC): B09C 1/08; B09C 2101/00; B01J 20/2803; B01J 20/20; B01J 20/08; C05D 9/00; C05F 11/02; C05F 11/08; C05G 5/12; C05G 3/80; B09C 1/10 (86) International application number: PCT/AU2024/051346 (87) International publication number: WO 2025/123091 (19.06.2025 Gazette 2025/25)

(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: GE KH MA MD TN (30) Priority: 13.12.2023 AU 2023904042 (71) Applicant: Rembind Pty Ltd Kurralta Park, South Australia 5037 (AU)	(72) Inventors: STEWART, Richard John Kurralta Park, South Australia 5037 (AU) KABIRI, Shervin Adelaide, South Australia 5005 (AU) (74) Representative: Lincoln IP  4 Rubislaw Place Aberdeen AB10 1XN Aberdeen AB10 1XN (GB)