(19)
(11) EP 2 814 919 A2

(12)

(88) Date of publication A3:
21.11.2013

(43) Date of publication:
24.12.2014 Bulletin 2014/52

(21) Application number: 13705711.3

(22) Date of filing: 14.02.2013
(51) International Patent Classification (IPC): 
C10M 145/16(2006.01)
C10M 149/00(2006.01)
(86) International application number:
PCT/US2013/026009
(87) International publication number:
WO 2013/123102 (22.08.2013 Gazette 2013/34)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 17.02.2012 US 201261599992 P

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

(72) Inventors:
  • BAKER, Mark R.
    Midland, Michigan 48642 (US)
  • BAUM, Marina
    Cleveland, Ohio 44141-3247 (US)
  • HICKMAN, Lynsey
    Belper Derby DE56 1QN (GB)
  • VISGER, Daniel C.
    Wickliffe, Ohio 44092-2298 (US)
  • BARTON, William R.S.
    Belper Derby DE56 1QN (GB)

(74) Representative: Mallalieu, Catherine Louise 
D Young & Co LLP 120 Holborn
London EC1N 2DY
London EC1N 2DY (GB)

   


(54) LUBRICATING COMPOSITION INCLUDING ESTERIFIED COPOLYMER AND LOW DISPERSANT LEVELS SUITABLE FOR DRIVELINE APPLICATIONS