(19)
(11) EP 4 824 039 A1

(12)

(43) Date of publication:
21.10.2026 Bulletin 2026/43

(21) Application number: 24828704.7

(22) Date of filing: 12.12.2024
(51) International Patent Classification (IPC): 
C07C 303/44(2006.01)
C07C 311/48(2006.01)
 C07C 303/40(2006.01)
C07D 233/58(2006.01)
(52) Cooperative Patent Classification (CPC):
C07C 303/40; C07C 303/44; C07D 233/56
 
C-Sets:
  1. C07C 303/40, C07C 311/48;
  2. C07C 303/44, C07C 311/48;
(86) International application number:
PCT/US2024/059780
(87) International publication number:
WO 2025/128828 (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 US 202363609660 P

(71) Applicant: Chevron Phillips Chemical Company LP
The Woodlands, Texas 77387-4910 (US)

(72) Inventor:
  • SYDORA, Orson L.
    Kingwood, Texas 77339 (US)

(74) Representative: Venner Shipley LLP 
TIDE Bankside 8 Emerson Street
London SE1 9DU
London SE1 9DU (GB)

   


(54) METHODS OF SOLVENT DISPLACEMENT FOR METAL-CONTAINING IONIC LIQUIDS