(19)

(11)

EP 2 059 629 A2

(12)

(88) Date of publication A3: 09.10.2008 (43) Date of publication: 20.05.2009 Bulletin 2009/21 (21) Application number: 07804188.6 (22) Date of filing: 07.09.2007

(51) International Patent Classification (IPC):  C25D 3/02(2006.01) H01M 4/00(2006.01) C25D 3/56(2006.01) C25D 3/66(2006.01) H01G 9/155(2006.01) (86) International application number: PCT/GB2007/003389 (87) International publication number: WO 2008/029160 (13.03.2008 Gazette 2008/11)

(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 LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 08.09.2006 GB 0617741 (71) Applicant: Nanotecture Ltd. Chilworth Science Park Southampton SO16 7NS (GB)	(72) Inventors: KIMBER, Jennifer Tadley, RG26 3YW (GB) PEAT, Daniel Southampton, SO16 3AX (GB) (74) Representative: Smyth, Gyles Darren  Marks & Clerk LLP 90 Long Acre London WC2E 9RA London WC2E 9RA (GB)