(19)

(11)

EP 0 303 647 A1

(12)

(43) Date of publication: 22.02.1989 Bulletin 1989/08 (21) Application number: 88901688.0 (22) Date of filing: 20.01.1988

(51) International Patent Classification (IPC):  C07D 209/ 48( . ) C07F 7/ 08( . ) C08G 64/ 00( . ) C08G 64/ 18( . ) C08G 69/ 00( . ) C08G 73/ 10( . ) C08G 75/ 23( . ) C07C 13/ 72( . ) C08G 63/ 193( . ) C08G 64/ 06( . ) C08G 65/ 40( . ) C08G 73/ 00( . ) C08G 75/ 00( . ) (86) International application number: PCT/US1988/000134 (87) International publication number: WO 1988/006605 (07.09.1988 Gazette 1988/20)

(84) Designated Contracting States: DE FR GB IT NL (30) Priority: 27.02.1987 US 19870020264 22.06.1987 US 19870064650 (71) Applicant: GENERAL ELECTRIC COMPANY Schenectady, NY 12345 (US)

(72) Inventors: BRUNELLE, Daniel, Joseph Scotia, NY 12302 (US) GUGGENHEIM, THomas, Link Scotia, NY 12302 (US) CELLA, James, Anthony Clifton Park, NY 12065 (US) EVANS, Thomas, Lane Clifton Park, NY 12065 (US) FONTANA, Luca, Pietro Clifton Park, NY 12065 (US) FALER, Gary, Ray Scotia, NY 12302 (US) JUKUYAMA, James, Mitsugu Clifton Park, NY 12065 (US) BODEN, Eugene, Pauling Scotia, NY 12302 (US) RICH, Jonathan, David Rexford, NY 12148 (US) SHANNON, Thomas, Gerard Evansville, IN 47712 (US) McCORMICK, Sharon, Joy Schenectady, NY 12304 (US) McDERMOTT, Philip, Jeffrey Clifton Park, NY 12065 (US) COLLEY, Alice, Marie Latham, NY 12110 (US) GUILES, Joseph, William Ft. Collins, CO 80521 (US) (74) Representative: Catherine, Alain  General Electric France Service de Propriété Industrielle 18 Rue Horace Vernet F-92136 Issy-Les-Moulineaux Cedex F-92136 Issy-Les-Moulineaux Cedex (FR)