(19)
(11) EP 1 341 942 A1

(12)

(43) Date of publication:
10.09.2003 Bulletin 2003/37

(21) Application number: 01270197.5

(22) Date of filing: 11.12.2001
(51) International Patent Classification (IPC)7C22C 21/06, B41N 1/08
(86) International application number:
PCT/GB0105/434
(87) International publication number:
WO 0204/8415 (20.06.2002 Gazette 2002/25)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 11.12.2000 EP 00311029
25.07.2001 GB 0118100

(71) Applicant: ALCAN INTERNATIONAL LIMITED
MontrealQuebec H3A 3G2 (CA)

(72) Inventors:
  • ROTTWINKEL, Theodor
    37139 Adelebsen (DE)
  • WRIGHT, David, Skingley
    37124 Rosdorf-Dramfeld (DE)
  • HAMERTON, Richard Gary
    Oxfordshire OX7 5LF (GB)
  • BROWN, Jeremy, Mark
    Oxon OX16 0ED (GB)
  • WARD, John Andrew
    Leamington SpaWarwickshire CV32 7TA (GB)

(74) Representative: Eastwood, Simon Christopher 
Stevens Hewlett & Perkins1 St Augustine's Place
Bristol BS1 4UD
Bristol BS1 4UD (GB)

   


(54) ALUMINIUM ALLOY FOR LITHOGRAPHIC SHEET