Patent · US Expired

Stripping and cleaning composition

US5571447A · kind A · utility

84Cited by
7References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 20, 1995
Grant dateNov 5, 1996
Priority date
Expiry dateMar 20, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D7/34
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A stripping and cleaning composition is provided which contains a polyhydric alcohol, fluoboric acid, a fluorine containing compound and a polar solvent. The pH of the composition is less than 5. Also provided is a method of stripping and cleaning utilizing the compositions of the invention.

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