PRETREATMENT AGENT FOR ELECTROLESS PLATING AND PRODUCTION METHOD THEREOF

• Main Authors: INOUE FUMIO, ITO AKIKO, HATAKEYAMA SHUICHI, YAMAMOTO HIROSHI
• Format: Patent
• Language: English
• Published: 19.05.2014
• Subjects: CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; METALLURGY; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION

PROBLEM TO BE SOLVED: To provide a pretreatment agent for electroless plating suitable for a cleaning conditioning step performed prior to an electroless plating process.SOLUTION: A pretreatment agent for electroless plating in one embodiment contains (A) a surfactant having a cloud point of 70°C or higher and a surface tension of 34-44 dyn/N, and (B) a surfactant having a cloud point of 50-75°C and a surface tension of 30-33 dyn/N, and the (A)component and the (B)component are each at least one kind selected from a group comprising alkyl ether type nonionic surfactants and alkyl phenyl ether type nonionic surfactants.