Patent · US Expired

Soldering flux

US6599372B2 · kind B2 · utility

8Cited by
33References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 1, 2000
Grant dateJul 29, 2003
Priority date
Expiry dateDec 18, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31714
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A soldering flux includes a resin in an aqueous composition. The flux can also include an activating agent and a surface-active agent that promotes surface wetting. The flux can be used to coat circuits and a printed circuit board. The resin can be non-acidic and/or in an emulsified form.

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