(19)
(11) EP 4 798 364 A1

(12)

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

(21) Application number: 24799738.0

(22) Date of filing: 15.10.2024
(51) International Patent Classification (IPC): 
B01J 20/20(2006.01)
(52) Cooperative Patent Classification (CPC):
B01J 20/20; B01J 20/3007; B01J 20/3078; B01J 20/28042
(86) International application number:
PCT/US2024/051344
(87) International publication number:
WO 2025/090323 (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: 24.10.2023 US 202363592792 P

(71) Applicant: Dow Global Technologies LLC
Midland, MI 48674 (US)

(72) Inventors:
  • LIU, Junqiang
    Freeport, Texas 77541 (US)
  • MILLAR, Dean M.
    Midland, Michigan 48674 (US)
  • KOPPI, Kurt A.
    Midland, Michigan 48674 (US)
  • DICKMANN, James S.
    Midland, Michigan 48674 (US)
  • SCHLADER, Andrew W.
    Midland, Michigan 48674 (US)
  • SUN, Tie
    Midland, Michigan 48674 (US)

(74) Representative: Boult Wade Tennant LLP 
Salisbury Square House 8 Salisbury Square
London EC4Y 8AP
London EC4Y 8AP (GB)

   


(54) CARBON MOLECULAR SIEVE MONOLITHS AND METHODS FOR MAKING THE SAME