Patent · US Expired

Method for replenishing baths

US6372055B1 · kind B1 · utility

2Cited by
3References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 2000
Grant dateApr 16, 2002
Priority date
Expiry dateFeb 23, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K3/383
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Disclosed are methods for replenishing adhesion promoting baths from an unstable state without discarding the bath. Methods of adhesion promoting substrates, such as printed wiring boards, using the replenished baths are also disclosed.

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