(19)
(11) EP 3 652 363 A1

(12)

(43) Date of publication:
20.05.2020 Bulletin 2020/21

(21) Application number: 18735324.8

(22) Date of filing: 05.07.2018
(51) International Patent Classification (IPC): 
C25D 11/22(2006.01)
C25D 11/24(2006.01)
(86) International application number:
PCT/EP2018/068242
(87) International publication number:
WO 2019/011778 (17.01.2019 Gazette 2019/03)
(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: 10.07.2017 FR 1756527

(71) Applicant: Constellium Rolled Products Singen GmbH & Co.KG
78224 Singen (DE)

(72) Inventors:
  • SAFRANY, Jean-Sylvestre
    38500 Voiron (FR)
  • FAIHY, David
    38140 Apprieu (FR)

(74) Representative: Constellium - Propriété Industrielle 
C-TEC Constellium Technology Center Propriété Industrielle Parc Economique Centr'Alp 725, rue Aristide Bergès CS10027
38341 Voreppe
38341 Voreppe (FR)

   


(54) AN ALUMINIUM ALLOY ROLLED PRODUCT WITH INTENSE IRIDISCENT COLORS