(19)
(11) EP 2 220 178 A2

(12)

(88) Date of publication A3:
06.08.2009

(43) Date of publication:
25.08.2010 Bulletin 2010/34

(21) Application number: 08859425.4

(22) Date of filing: 12.12.2008
(51) International Patent Classification (IPC): 
C09D 11/00(2006.01)
(86) International application number:
PCT/US2008/086494
(87) International publication number:
WO 2009/076567 (18.06.2009 Gazette 2009/25)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA MK RS

(30) Priority: 12.12.2007 US 7409

(71) Applicant: E. I. du Pont de Nemours and Company
Wilmington, DE 19898 (US)

(72) Inventors:
  • HELD, Robert, Paul
    Newark DE 19713 (US)
  • ROBERTS, C., Chad
    Wilmington DE 19808 (US)
  • MCINTYRE, Patrick, F.
    West Chester PA 19302 (US)

(74) Representative: Matthews, Derek Peter 
Dehns St Bride's House 10 Salisbury Square
London EC4Y 8JD
London EC4Y 8JD (GB)

   


(54) AMPHOTERIC DISPERSANTS AND THEIR USE IN INKJET INKS