Patent · US Expired

Method of dissolving contaminants from substrates by using hydrofluorocarbon solvents having a portion which is fluorocarbon and the remaining portion is hydrocarbon

US5298083A · kind A · utility

25Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 28, 1993
Grant dateMar 29, 1994
Priority date
Expiry dateJul 28, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D7/5018
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention provides hydrofluorocarbon solvents having a portion which is fluorocarbon and the remaining portion is hydrocarbon and having 4 to 7 carbon atoms. The solvents are useful for dissolving contaminants or removing contaminants from the surface of a substrate.

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