Patent · US Expired

Process and apparatus for the manufacture of high peel-strength copper foil useful in the manufacture of printed circuit boards, and laminates made with such foil

US6270648A · kind A · utility

3Cited by
11References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 22, 1999
Grant dateAug 7, 2001
Priority date
Expiry dateOct 22, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31504
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A one-step, integrated process and apparatus for producing electrolytic copper foil having a dual-layer copper bond-enhancing treatment electrodeposited on the matte side of the foil, which employs two "super anodes" on a rotating drum cathode to deposit the treatment.

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