(19)
(11) EP 4 798 653 A1

(12)

(43) Date of publication:
02.09.2026 Bulletin 2026/36

(21) Application number: 24801058.9

(22) Date of filing: 22.10.2024
(51) International Patent Classification (IPC): 
C08J 11/24(2006.01)
(52) Cooperative Patent Classification (CPC):
C08J 2367/06; C08J 11/24; Y02W 30/62
(86) International application number:
PCT/US2024/052453
(87) International publication number:
WO 2025/090534 (01.05.2025 Gazette 2025/18)
(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: 25.10.2023 US 202363593097 P
21.11.2023 EP 23211217

(71) Applicant: ALTA PERFORMANCE MATERIALS IP, LLC
Grandview, Ohio 43212 (US)

(72) Inventors:
  • PEPPER, Timothy Patrick
    Hilliard, Ohio 43026 (US)
  • EMRICK, James William
    Hilliard, Ohio 43026 (US)
  • CARLSON, James Michael
    Hilliard, Ohio 43026 (US)
  • BIVIGOU KOUMBA, Achille Mayelle
    Columbus, Ohio 43235 (US)
  • WADSWORTH, Kevin Kirk
    Dublin, Ohio 43017 (US)

(74) Representative: Mathisen & Macara LLP 
Charta House 30-38 Church Street
Staines-upon-Thames TW18 4EP
Staines-upon-Thames TW18 4EP (GB)

   


(54) METHOD