MANUFACTURE OF WIRING BOARD

• Main Authors: NAKASO AKISHI, OTSUKA KAZUHISA, HATAKEYAMA SHUICHI, KIDA AKINARI, URASAKI NAOYUKI
• Format: Patent
• Language: English
• Published: 26.03.1993
• Subjects: CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; PRINTED CIRCUITS

PURPOSE:To prevent line discontinuity and line rising by forming a nickel layer and a copper layer on a substrate surface one by one, by oxidizing a surface of the copper layer thereafter and by forming a resist image on the surface of the copper layer wherein copper oxide is formed or by forming a...