(19)
(11) EP 1 749 078 A1

(12)

(43) Date of publication:
07.02.2007 Bulletin 2007/06

(21) Application number: 05748271.3

(22) Date of filing: 12.05.2005
(51) International Patent Classification (IPC): 
C10M 161/00(2006.01)
(86) International application number:
PCT/US2005/016653
(87) International publication number:
WO 2005/116174 (08.12.2005 Gazette 2005/49)
(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 MC NL PL PT RO SE SI SK TR

(30) Priority: 18.05.2004 US 848175

(71) Applicant: The Lubrizol Corporation
Wickliffe, Ohio 44092-2298 (US)

(72) Inventors:
  • GRISSO, Bryan, A.
    Wickliffe, OH 44092-2298 (US)
  • VINCI, James, N.
    Wickliffe, OH 44092-2298 (US)
  • SCHOBER, Barton, J.
    Wickliffe, OH 44092-2298 (US)
  • VISGER, Daniel, C.
    Wickliffe, OH 44092-2298 (US)

(74) Representative: Bradley, Josephine Mary et al
D Young & Co 120 Holborn
London EC1N 2DY
London EC1N 2DY (GB)

   


(54) POLYMERIC DISPERSANT VISCOSITY MODIFIER COMPOSITION