Global Patent Index - EP 3559318 A1

EP 3559318 A1 20191030 - AQUEOUS, ALKALINE ELECTROLYTE FOR DEPOSITING ZINC-CONTAINING LAYERS ONTO SURFACES OF METAL PIECE GOODS

Title (en)

AQUEOUS, ALKALINE ELECTROLYTE FOR DEPOSITING ZINC-CONTAINING LAYERS ONTO SURFACES OF METAL PIECE GOODS

Title (de)

WÄSSRIGER, ALKALISCHER ELEKTROLYT ZUR ABSCHEIDUNG VON ZINKHALTIGEN SCHICHTEN AUF OBERFLÄCHEN VON METALLISCHEM STÜCKGUT

Title (fr)

ÉLECTROLYTE ALCALIN AQUEUX SERVANT AU DÉPÔT DE COUCHES CONTENANT DU ZINC SUR DES SURFACES D'ARTICLES MÉTALLIQUES

Publication

EP 3559318 A1 20191030 (DE)

Application

EP 17822685 A 20171222

Priority

  • DE 102016015366 A 20161222
  • EP 2017084331 W 20171222

Abstract (en)

[origin: WO2018115413A1] The invention relates to an aqueous, alkaline electrolyte for electrochemically depositing a zinc-, iron-, manganese-containing layer onto surfaces of metal piece goods, in particular piece goods made of iron and/or steel, characterized in that the electrolyte contains: zinc ions in an amount of 4-60 g/l; iron ions in an amount of 0.5-30 g/l; manganese ions in an amount of 0.1-15 g/l.

IPC 8 full level

C25D 3/56 (2006.01); C25D 5/36 (2006.01); C25D 5/48 (2006.01)

CPC (source: EP US)

C23F 11/00 (2013.01 - US); C25D 3/565 (2013.01 - EP US); C25D 5/36 (2013.01 - EP); C25D 5/48 (2013.01 - EP)

Citation (examination)

JP S63176490 A 19880720 - NISSHIN STEEL CO LTD

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 2018115413 A1 20180628; CN 110291229 A 20190927; CN 110291229 B 20220429; EP 3559318 A1 20191030; JP 2020503440 A 20200130; JP 7002548 B2 20220120; US 11578419 B2 20230214; US 2020115814 A1 20200416

DOCDB simple family (application)

EP 2017084331 W 20171222; CN 201780079887 A 20171222; EP 17822685 A 20171222; JP 2019533422 A 20171222; US 201716472217 A 20171222