Patent · US Expired

Plasma conditioning of a substrate for electroless plating

US4956197A · kind A · utility

9Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 30, 1988
Grant dateSep 11, 1990
Priority date
Expiry dateSep 30, 2008

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K3/381
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A dielectric surface is conditioned for electroless plating of a conductive metal thereon by exposing the substrate to a gaseous plasma obtained from ammonia and/or an organic amine. The conditioning can be in the holes and/or on the surfaces of the substrate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.