(19)

(11)

EP 0 240 516 A1

(12)

(43) Date of publication: 14.10.1987 Bulletin 1987/42 (21) Application number: 86905651.0 (22) Date of filing: 12.09.1986

(51) International Patent Classification (IPC):  C10M 159/ 24( . ) C10N 10/ 02( . ) C10N 30/ 04( . ) C10N 60/ 00( . ) C10N 60/ 12( . ) C10M 163/ 00( . ) C10N 20/ 04( . ) C10N 40/ 25( . ) C10N 60/ 10( . ) C10N 60/ 14( . ) (86) International application number: PCT/US1986/001890 (87) International publication number: WO 1987/001722 (26.03.1987 Gazette 1987/07)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI NL SE (30) Priority: 19.09.1985 US 19850777975 (71) Applicant: The Lubrizol Corporation Wickliffe, Ohio 44092 (US)	(72) Inventors: RIPPLE, David, E. Kirtland, OH 44094 (US) KARN, Jack, Lee Richmond Heights, OH 44143 (US) VARGO, Daniel, M. Willoughby, OH 44094 (US) (74) Representative: Crisp, David Norman, et al  D. YOUNG & CO. 21 New Fetter Lane London EC4A 1DA London EC4A 1DA (GB)