Patent · US Expired

High purity branched phenylsiloxane fluids

US5679822A · kind A · utility

3Cited by
6References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 28, 1997
Grant dateOct 21, 1997
Priority date
Expiry dateJan 28, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F7/0838
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention provides high purity branched phenylsilsesquioxane containing fluids of the general formula Me.sub.3 SiO--(Me.sub.3 SiOPhSiO).sub.x --SiMe.sub.3, wherein Me is methyl, Ph is phenyl, and x is 1 to 6, and an essentially zero waste process for their synthesis in quantitative yield.

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