(19)

(11)

EP 0 096 034 A1

(12)

(43) Date of publication: 21.12.1983 Bulletin 1983/51 (21) Application number: 82900581.0 (22) Date of filing: 21.12.1981

(51) International Patent Classification (IPC):  H05K 3/ 18( . ) C23C 18/ 40( . ) (86) International application number: PCT/US1981/001726 (87) International publication number: WO 1983/002287 (07.07.1983 Gazette 1983/16)

(84) Designated Contracting States: CH DE FR GB LI NL SE (71) Applicant: MACDERMID, INCORPORATED Waterbury, CT 06708 (US)	(72) Inventors: FERRIER, Donald R. Thomaston, CT 06787 (US) RHODENIZER, Harold L. Bethlehem, CT 06751 (US) KUKANSKIS, Peter E. Woodbury, CT 06798 (US) GRUNWALD, John 1 New Haven, CT 06515 (US) (74) Representative: Warren, Anthony Robert, et al  BARON & WARREN, 18 South End, Kensington London W8 5BU London W8 5BU (GB)