(19)

(11)

EP 4 823 819 A2

(12)

(88) Date of publication A3: 24.07.2025 (43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24837776.4 (22) Date of filing: 12.12.2024

(51) International Patent Classification (IPC):  B29C 33/36(2006.01) B30B 11/14(2006.01) B29C 43/08(2006.01) B29K 23/00(2006.01) B29K 105/26(2006.01) B29C 43/00(2006.01) B29C 43/36(2006.01) B29C 33/02(2006.01) B29K 105/00(2006.01) B29C 43/34(2006.01) (52) Cooperative Patent Classification (CPC): B29C 43/003; B29C 43/006; B29K 2105/251; B30B 11/14; B29K 2105/26; B29K 2023/0683; B29C 33/36; B29C 43/08; B29C 2033/023; B29C 2043/3692; B29C 43/36; B29C 2043/3427; B29C 2043/3438; B29C 31/02; B29C 31/04 (86) International application number: PCT/US2024/059915 (87) International publication number: WO 2025/128918 (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: 14.12.2023 US 202318540121 (71) Applicant: Global Polymer Industries, Inc. Madison, SD 57042 (US)	(72) Inventor: HUNTIMER, Todd, M. Madison, SD 57042 (US) (74) Representative: Ström & Gulliksson AB  P.O. Box 4188 203 13 Malmö 203 13 Malmö (SE)