(19)

(11)

EP 0 110 953 A1

(12)

(43) Date of publication: 20.06.1984 Bulletin 1984/25 (21) Application number: 83902018.0 (22) Date of filing: 09.05.1983

(51) International Patent Classification (IPC):  C08K 5/ 35( . ) (86) International application number: PCT/US1983/000697 (87) International publication number: WO 1983/004031 (24.11.1983 Gazette 1983/27)

(84) Designated Contracting States: DE FR GB LU (30) Priority: 20.05.1982 US 19820380193 20.05.1982 US 19820380194 (71) Applicant: THE FIRESTONE TIRE & RUBBER COMPANY Akron, Ohio 44317 (US)	(72) Inventors: HAUSCH, Walter R. Akron, OH 44313 (US) GRAVES, Daniel F. Clinton, OH 44216 (US) (74) Representative: Krause, Dieter  Tillmannsweg 4 D-14109 Berlin D-14109 Berlin (DE)