Global Patent Index - EP 2635724 A1

EP 2635724 A1 2013-09-11 - PROCESS FOR ELECTROPLATING HARD CHROMIUM FROM A CR(VI) FREE ELECTROLYTE

Title (en)

PROCESS FOR ELECTROPLATING HARD CHROMIUM FROM A CR(VI) FREE ELECTROLYTE

Title (de)

VERFAHREN ZUR ABSCHEIDUNG VON HARTCHROM AUS CR(VI)-FREIEN ELEKTROLYTEN

Title (fr)

PROCÉDÉ DE PLACAGE DE CHROME DUR À PARTIR D'UN ÉLECTROLYTE SANS CR(VI)

Publication

EP 2635724 A1 (DE)

Application

EP 11779627 A

Priority

  • AT 18172010 A
  • EP 2011069144 W

Abstract (en)

[origin: WO2012059473A1] The invention relates to a method for the electrodeposition of hard chromium on a substrate from an electrolyte solution containing Cr(II), Cr(III), or mixtures thereof, and halides, wherein the formation of elemental halogen is prevented by the use of a soluble anode or elemental halogen that develops during the deposition is complexed.

IPC 8 full level (invention and additional information)

C25D 3/06 (2006.01); C25D 3/10 (2006.01); C25D 17/10 (2006.01)

CPC (invention and additional information)

C25D 3/06 (2013.01); C25D 3/10 (2013.01); C25D 17/10 (2013.01)

Citation (search report)

See references of WO 2012059473A1

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

EPO simple patent family

WO 2012059473 A1 20120510; AT 510422 A4 20120415; AT 510422 B1 20120415; EP 2635724 A1 20130911; EP 2635724 B1 20141217; ES 2531319 T3 20150312

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