Patent · US Expired

Cleaning composition containing benzotrifluoride

US5851435A · kind A · utility

1Cited by
6References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 1996
Grant dateDec 22, 1998
Priority date
Expiry dateMay 10, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D7/28
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Disclosed is a cleaning composition of about 80 to about 99 wt % benzotrifluoride, about 1 to about 20 wt % monohydric alkanol from C.sub.1 to C.sub.4, and up to about 20 wt % of a fluorocarbon having the general formula C.sub.m H.sub.n F.sub.2m+2n, where m is 4 to 8 and n is 1 to m/2 if m is even and (m+1)/2 if m is odd. The composition is useful in cleaning greases, oils, solder fluxes, and other soils.

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