(19)

(11)

EP 0 794 995 A1

(12)

(43) Date of publication: 17.09.1997 Bulletin 1997/38 (21) Application number: 95943653.0 (22) Date of filing: 04.12.1995

(51) International Patent Classification (IPC):  C08L 23/ 16( . ) C10M 157/ 04( . ) C10M 157/ 00( . ) (86) International application number: PCT/US1995/015707 (87) International publication number: WO 1996/017041 (06.06.1996 Gazette 1996/26)

(84) Designated Contracting States: BE GB (30) Priority: 02.12.1994 US 19940348455 (71) Applicant: Ethyl Additives Corporation Richmond, Virginia (US)	(72) Inventors: JUNG, Alfred, Karl Millwood, NY 10546 (US) KAPUSCINSKI, Maria, Magdalena Carmel, NY 10512 (US) MOORE, James, W. Sugar Land, TX 77479 (US) BIGGS, Robert, T. Walden, NY 12586 (US) (74) Representative: Berg, Sven Anders  H. Albihns Patentbyra AB, Box 3137 103 62 Stockholm 103 62 Stockholm (SE)