(19)
(11) EP 4 034 697 A1

(12)

(43) Date of publication:
03.08.2022 Bulletin 2022/31

(21) Application number: 20768372.3

(22) Date of filing: 15.09.2020
(51) International Patent Classification (IPC): 
C25D 3/38(2006.01)
 C25D 7/12(2006.01)
(52) Cooperative Patent Classification (CPC):
C25D 3/38; C25D 7/12
(86) International application number:
PCT/EP2020/075765
(87) International publication number:
WO 2021/058336 (01.04.2021 Gazette 2021/13)
(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: 27.09.2019 EP 19200135

(71) Applicant: BASF SE
67056 Ludwigshafen am Rhein (DE)

(72) Inventors:
  • ARNOLD, Marco
    67056 Ludwigshafen (DE)
  • FLUEGEL, Alexander
    67056 Ludwigshafen (DE)
  • EMNET, Charlotte
    67056 Ludwigshafen (DE)
  • ENGELHARDT, Nadine
    67056 Ludwigshafen am Rhein (DE)

(74) Representative: BASF IP Association 
BASF SE GBI-C006
67056 Ludwigshafen
67056 Ludwigshafen (DE)

   


(54) COMPOSITION FOR COPPER BUMP ELECTRODEPOSITION COMPRISING A LEVELING AGENT