(19)
(11) EP 4 259 641 A1

(12)

(43) Date of publication:
18.10.2023 Bulletin 2023/42

(21) Application number: 21907265.9

(22) Date of filing: 10.12.2021
(51) International Patent Classification (IPC): 
C07F 15/02(2006.01)
B01D 71/02(2006.01)
 B01D 61/02(2006.01)
B01D 69/10(2006.01)
(52) Cooperative Patent Classification (CPC):
B01D 69/10; C07F 15/025; B01D 71/028; B01D 61/027; B01D 67/0051; B01D 69/108
(86) International application number:
PCT/SG2021/050780
(87) International publication number:
WO 2022/132045 (23.06.2022 Gazette 2022/25)
(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 MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 14.12.2020 SG 10202012516U

(71) Applicant: National University of Singapore
Singapore 119077 (SG)

(72) Inventors:
  • ZHAO, Dan
    Singapore 119077 (SG)
  • FAN, Weidong
    Singapore 119077 (SG)
  • YU, Xin
    Singapore 119077 (SG)

(74) Representative: Marks & Clerk LLP 
15 Fetter Lane
London EC4A 1BW
London EC4A 1BW (GB)

   


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