(19)
(11) EP 4 771 688 A1

(12)

(43) Date of publication:
08.07.2026 Bulletin 2026/28

(21) Application number: 24758292.7

(22) Date of filing: 23.08.2024
(51) International Patent Classification (IPC): 
H01M 4/86(2006.01)
B01J 23/42(2006.01)
B01J 23/46(2006.01)
B01J 23/89(2006.01)
C01B 32/336(2017.01)
H01M 4/92(2006.01)
C09C 1/50(2006.01)
C09C 1/56(2006.01)
H01M 8/10(2016.01)
 B01J 21/18(2006.01)
B01J 23/44(2006.01)
B01J 23/74(2006.01)
C01B 32/318(2017.01)
H01M 4/88(2006.01)
C01B 32/05(2017.01)
C09C 1/54(2006.01)
H01M 4/90(2006.01)
(52) Cooperative Patent Classification (CPC):
H01M 4/926; H01M 2008/1095; H01M 4/8605; H01M 4/921; H01M 4/8817; H01M 4/9083; H01M 4/9041; C09C 1/565; C09C 1/56; C01P 2006/12; C01P 2006/90; C01B 32/05; C09C 1/54; C09C 1/50; C01P 2006/14; C01P 2006/16; C01P 2006/19; C01P 2002/82; C01P 2006/40; Y02E 60/50
(86) International application number:
PCT/EP2024/073726
(87) International publication number:
WO 2025/045778 (06.03.2025 Gazette 2025/10)
(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: 30.08.2023 EP 23306433

(71) Applicant: Imertech
75015 Paris (FR)

(72) Inventors:
  • RODLERT BACILIERI, Marlene
    6932 Breganzona (CH)
  • ZUERCHER, Simone
    6945 Origlio (CH)
  • GULAS, Michal
    6713 Malvaglia (CH)
  • BUADES, Begoña
    6900, Masagno Ticino (CH)
  • GILARDI, Raffaele
    6500 Bellinzona (CH)

(74) Representative: Eder, Michael 
df-mp Patentanwälte Rechtsanwälte PartG mbB Theatinerstraße 16
80333 München
80333 München (DE)

   


(54) HIGH STRUCTURE, INTERMEDIATE SURFACE AREA CARBON BLACK WITH LOW MICROPOROSITY AND OPTIMIZED MESOPOROSITY