(19)

(11)

EP 0 145 711 A1

(12)

(43) Date of publication: 26.06.1985 Bulletin 1985/26 (21) Application number: 83902217.0 (22) Date of filing: 10.06.1983

(51) International Patent Classification (IPC):  C07C 65/ 05( . ) C07C 65/ 32( . ) C07C 65/ 10( . ) C07F 1/ 00( . ) (86) International application number: PCT/US1983/000913 (87) International publication number: WO 1984/004922 (20.12.1984 Gazette 1984/30)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (71) Applicant: INTERNATIONAL COPPER ASSOCIATION, INC. New York, NY 10017 (US)	(72) Inventors: SORENSON, John, R., J. Little Rock, AR 72205 (US) OBERLEY, Larry, W. Iowa City, IA 52240 (US)