(19)
(11) EP 0 778 876 A1

(12)

(43) Date of publication:
18.06.1997 Bulletin 1997/25

(21) Application number: 95928596.0

(22) Date of filing: 31.08.1995
(51) International Patent Classification (IPC): 
C10M 141/ 10( . )
C10M 163/ 00( . )
(86) International application number:
PCT/IB1995/000725
(87) International publication number:
WO 1996/006904 (07.03.1996 Gazette 1996/11)
(84) Designated Contracting States:
BE DE ES FR GB IT NL

(30) Priority: 01.09.1994 JP 19940232281

(71) Applicants:
  • TONEN CORPORATION
    Chiyoda-Ku, Tokyo 100 (JP)
  • EXXON RESEARCH AND ENGINEERING COMPANY
    Florham Park, New Jersey 07932 (US)

(72) Inventors:
  • YAMADA, Michiya
    Iruma-gun Saitama-ken 356 (JP)
  • TOMIZAWA, Hirotaka
    Tokorozawa-shi Saitama-ken 359 (JP)
  • ASANO, Satoshi
    Asaka-shi Saitama-ken 351 (JP)

(74) Representative: Mansell, Keith Rodney, et al 
Exxon Chemical Limited European Patents and Licences Exxon Chemical Technology Centre P O Box 1
Milton Hill, Abingdon, Oxfordshire OX13 6BB
Milton Hill, Abingdon, Oxfordshire OX13 6BB (GB)

   


(54) LUBRICANTS WITH SUSTAINED FUEL ECONOMY PERFORMANCE