(19)
(11) EP 1 766 106 A2

(12)

(43) Date of publication:
28.03.2007 Bulletin 2007/13

(21) Application number: 05725574.7

(22) Date of filing: 15.03.2005
(51) International Patent Classification (IPC): 
C25D 7/04(2006.01)
(86) International application number:
PCT/US2005/008502
(87) International publication number:
WO 2006/011922 (02.02.2006 Gazette 2006/05)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR LV MK YU

(30) Priority: 25.06.2004 US 876795

(71) Applicant: MacDermid, Incorporated
Waterbury, CT 06702 (US)

(72) Inventors:
  • HERDMAN, Roderick, D.
    Tamworth, Staffordshire, B78 2JQ (GB)
  • PEARSON, Trevor
    Cradeley Heath, west Midlands B64 7HR (GB)
  • LONG, Ernest
    Chapelfields, Coventry CV5 8EW (GB)
  • GARDNER, Alan
    Wilnecote, Tamworth B77 4PL (GB)

(74) Representative: Jenkins, Peter David et al
Page White & Farrer Bedford House John Street
London, WC1N 2BF
London, WC1N 2BF (GB)

   


(54) PULSE REVERSE ELECTROLYSIS OF ACIDIC COPPER ELECTROPLATING SOLUTIONS