(19)
(11) EP 1 027 170 A1

(12)

(43) Date of publication:
16.08.2000 Bulletin 2000/33

(21) Application number: 98946801.2

(22) Date of filing: 04.09.1998
(51) International Patent Classification (IPC)7: B05D 3/00, B05D 3/02, B05D 1/18, C23C 22/00, C23C 22/07
(86) International application number:
PCT/US9818/001
(87) International publication number:
WO 9912/661 (18.03.1999 Gazette 1999/11)
(84) Designated Contracting States:
BE DE ES FR GB IT NL

(30) Priority: 10.09.1997 US 58481 P

(71) Applicant: Henkel Kommanditgesellschaft auf Aktien
40589 Düsseldorf (DE)

(72) Inventors:
  • KUHM, Peter
    D-40724 Hilden (DE)
  • SIENKOWSKI, Michael, L.
    Warren, MI 48093 (US)
  • CORMIER, Gerald, J.
    Oxford, MI 48370 (US)
  • HAMACHER, Matthias
    D-50354 Hurth (DE)
  • GEKE, Jurgen
    D-40225 Dusseldorf (DE)
  • ENKE, Volkhard
    D-51381 Leverkusen (DE)
  • BROUWER, Jan-Willem
    D-47877 Willich (DE)
  • VENSCHOTT, Hubert
    D-75180 Pforzheim (DE)

   


(54) PRETREATMENT BEFORE PAINTING OF COMPOSITE METAL STRUCTURES CONTAINING ALUMINUM PORTIONS