(19)
(11) EP 4 561 977 A1

(12)

(43) Date of publication:
04.06.2025 Bulletin 2025/23

(21) Application number: 23749009.9

(22) Date of filing: 27.07.2023
(51) International Patent Classification (IPC): 
C07C 41/58(2006.01)
C07G 1/00(2011.01)
C08L 97/00(2006.01)
 C07C 43/315(2006.01)
C08H 7/00(2011.01)
(52) Cooperative Patent Classification (CPC):
C07C 41/58; C07G 1/00; C08H 6/00; C08L 97/005
 
C-Sets:
C07C 41/58, C07C 43/315;
(86) International application number:
PCT/EP2023/070837
(87) International publication number:
WO 2024/023214 (01.02.2024 Gazette 2024/05)
(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:
KH MA MD TN

(30) Priority: 29.07.2022 EP 22187948

(71) Applicant: Vertoro B.V.
6167 RD Geleen (NL)

(72) Inventors:
  • BOOT, Michael Dirk
    6167 RD Geleen (NL)
  • HENSEN, Emiel Jan Maria
    6167 RD Geleen (NL)
  • KOURIS, Panagiotis
    6167 RD Geleen (NL)

(74) Representative: IPecunia 
P.O. Box 593
6160 AN Geleen
6160 AN Geleen (NL)

   


(54) EXTRACTION PROCESS OF PHENOLIC LIGNIN MONOMERS FROM CRUDE LIQUID LIGNIN OIL (CLO)