(19)
(11) EP 4 561 942 A1

(12)

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

(21) Application number: 23748732.7

(22) Date of filing: 21.07.2023
(51) International Patent Classification (IPC): 
C01B 33/40(2006.01)
C09D 7/40(2018.01)
 C01B 33/44(2006.01)
(52) Cooperative Patent Classification (CPC):
C01B 33/40; C01B 33/44; C09D 1/06; C09D 7/43; C09D 7/62; C08K 3/34; C08K 9/02; C09D 5/02
(86) International application number:
PCT/EP2023/070363
(87) International publication number:
WO 2024/022984 (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: 25.07.2022 EP 22186713

(71) Applicant: BYK-Chemie GmbH
46483 Wesel (DE)

(72) Inventors:
  • KALO, Hussein
    46483 Wesel (DE)
  • MÖLLER, Markus
    46483 Wesel (DE)
  • HEININGER, Wolfgang
    46483 Wesel (DE)
  • NETTINGER, Sebastian
    46483 Wesel (DE)
  • TURGUT, Mustafa
    46483 Wesel (DE)
  • LANGBEHN, Detlev
    46483 Wesel (DE)

(74) Representative: Altana IP Department 
Altana Management Services GmbH Abelstraße 45
46483 Wesel
46483 Wesel (DE)

   


(54) LITHIUM RICH LAYERED SILICATE AND PROCESS FOR PRODUCING