(19)
(11) EP 4 281 496 A1

(12)

(43) Date of publication:
29.11.2023 Bulletin 2023/48

(21) Application number: 22742965.1

(22) Date of filing: 25.01.2022
(51) International Patent Classification (IPC): 
C08J 11/24(2006.01)
H01M 10/0565(2010.01)
C09D 175/04(2006.01)
C08J 11/16(2006.01)
H01M 4/13(2010.01)
C09J 167/00(2006.01)
(52) Cooperative Patent Classification (CPC):
C08J 11/24; C09D 175/04; H01M 10/0565; C08J 11/28; C08J 2375/04; C08J 2377/02; C08J 2377/06; C08J 2367/02; C08J 2367/04; C08J 5/244; H01M 2300/0082; H01M 2300/0085; H01M 10/0525; H01G 11/56; H01G 11/84
(86) International application number:
PCT/SG2022/050036
(87) International publication number:
WO 2022/159040 (28.07.2022 Gazette 2022/30)
(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: 25.01.2021 SG 10202100773P
17.06.2021 SG 10202106528W

(71) Applicant: Nanyang Technological University
Singapore 639798 (SG)

(72) Inventors:
  • HU, Xiao
    Singapore 639798 (SG)
  • LIM, Song Kiat, Jacob
    Singapore 639798 (SG)
  • GUO, Ziyan
    Singapore 639798 (SG)

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

   


(54) METHOD OF UPCYCLING CONDENSATION POLYMERS IN PLASTIC WASTE VIA CO-CATALYTIC PARTIAL DEPOLYMERIZATION