Global Patent Index - EP 3841233 A1

EP 3841233 A1 20210630 - ELECTROLYTE FOR THE CYANIDE-FREE DEPOSITION OF SILVER

Title (en)

ELECTROLYTE FOR THE CYANIDE-FREE DEPOSITION OF SILVER

Title (de)

ELEKTROLYT FÜR DIE CYANIDFREIE ABSCHEIDUNG VON SILBER

Title (fr)

ÉLECTROLYTE POUR LE DÉPÔT D'ARGENT SANS CYANURE

Publication

EP 3841233 A1 20210630 (DE)

Application

EP 19758675 A 20190820

Priority

  • DE 102018120357 A 20180821
  • DE 102019106004 A 20190308
  • EP 2019072275 W 20190820

Abstract (en)

[origin: WO2020038948A1] The present invention relates to an electrolyte and to a method for the electrolytic deposition of silver coatings and silver alloy coatings. The electrolyte according to the invention is cyanide-free, storage-stable and ensures the deposition of high-gloss, brilliant and white silver and silver alloy layers for technical and decorative applications.

IPC 8 full level

C25D 3/46 (2006.01); C25D 3/64 (2006.01)

CPC (source: EP KR US)

C07D 233/74 (2013.01 - US); C25D 3/46 (2013.01 - EP KR US); C25D 3/64 (2013.01 - EP KR US); C25D 17/10 (2013.01 - US); C25D 21/12 (2013.01 - US)

Citation (search report)

See references of WO 2020038948A1

Designated contracting state (EPC)

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 state (EPC)

BA ME

DOCDB simple family (publication)

WO 2020038948 A1 20200227; CN 112469847 A 20210309; EP 3841233 A1 20210630; JP 2021535276 A 20211216; JP 2023174667 A 20231208; JP 7405827 B2 20231226; KR 20210044866 A 20210423; SG 11202013166Y A 20210225; US 11846036 B2 20231219; US 2022205122 A1 20220630

DOCDB simple family (application)

EP 2019072275 W 20190820; CN 201980049002 A 20190820; EP 19758675 A 20190820; JP 2021505407 A 20190820; JP 2023151149 A 20230919; KR 20217008333 A 20190820; SG 11202013166Y A 20190820; US 201917260090 A 20190820