(19)
(11) EP 4 244 409 A1

(12)

(43) Date of publication:
20.09.2023 Bulletin 2023/38

(21) Application number: 21810021.2

(22) Date of filing: 15.11.2021
(51) International Patent Classification (IPC): 
C25D 5/10(2006.01)
C25D 3/38(2006.01)
C25D 3/48(2006.01)
 C25D 7/00(2006.01)
C25D 3/46(2006.01)
C25D 3/54(2006.01)
(52) Cooperative Patent Classification (CPC):
C25D 7/005; C25D 5/10; C25D 3/38; C25D 3/46; C25D 3/48; C25D 3/54
(86) International application number:
PCT/EP2021/081685
(87) International publication number:
WO 2022/101474 (19.05.2022 Gazette 2022/20)
(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: 16.11.2020 EP 20207754

(71) Applicant: COVENTYA S.p.A.
22060 Carugo (CO) (IT)

(72) Inventors:
  • NELIAS, Coline
    20157 Milano (IT)
  • BEGLIOMINI, Stefano
    17051 Andora (SV) (IT)

(74) Representative: Boult Wade Tennant LLP 
Salisbury Square House 8 Salisbury Square
London EC4Y 8AP
London EC4Y 8AP (GB)

   


(54) METHOD FOR PREPARING AN ELECTROPLATED PRODUCT BY DEPOSITING AN UNDERLAYER, DIFFUSION BARRIER LAYER AND TOP LAYER ON THE SURFACE OF A SUBSTRATE AND SUCH PREPARED ELECTROPLATED PRODUCT