(19)
(11) EP 1 254 100 A1

(12)

(43) Date of publication:
06.11.2002 Bulletin 2002/45

(21) Application number: 00988965.0

(22) Date of filing: 11.12.2000
(51) International Patent Classification (IPC)7C07C 65/17, C07C 69/94, C10L 1/18, C10M 145/20, C10M 129/54, C10M 129/76, C10M 159/22
(86) International application number:
PCT/GB0004/737
(87) International publication number:
WO 0105/6968 (09.08.2001 Gazette 2001/32)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 07.02.2000 GB 0002779
14.03.2000 US 189041 P

(71) Applicant: BP OIL INTERNATIONAL LIMITED
London EC2M 7BA (GB)

(72) Inventors:
  • TAYLOR, Spencer Edwin
    Camberley,Surrey GU15 1DW (GB)
  • WILSON, Michael John
    Pinner,Middlesex HA5 1SL (GB)

(74) Representative: Perkins, Nicholas David et al
BP International LimitedPatents and Agreements Division,Chertsey Road
Sunbury-on-Thames,Middlesex TW16 7LN
Sunbury-on-Thames,Middlesex TW16 7LN (GB)

   


(54) CALIXARENES AND THEIR USE AS LUBRICANT ADDITIVES