(19)
(11) EP 1 972 018 A2

(12)

(43) Date of publication:
24.09.2008 Bulletin 2008/39

(21) Application number: 06844738.2

(22) Date of filing: 01.12.2006
(51) International Patent Classification (IPC): 
H01M 4/52(2006.01)
(86) International application number:
PCT/US2006/046085
(87) International publication number:
WO 2007/064934 (07.06.2007 Gazette 2007/23)
(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 NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(30) Priority: 02.12.2005 US 741606 P
03.04.2006 US 396515

(71) Applicant: A123 Systems, Inc.
Watertown, MA 02472 (US)

(72) Inventors:
  • CHIANG, Yet-Ming
    Framingham, MA 01701 (US)
  • PULLEN, Anthony, E.
    Belmont, MA 02478 (US)
  • MEETHONG, Nonglak
    Cambridge, MA 02139 (US)

(74) Representative: Tollett, Ian et al
Williams Powell Staple Court 11 Staple Inn Buildings
London, WC1V 7QH
London, WC1V 7QH (GB)

   


(54) AMORPHOUS AND PARTIALLY AMORPHOUS NANOSCALE ION STORAGE MATERIALS