Polyhydroxylated and highly fluorinated compounds, their preparation and their use as surfactants
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United States of America Patent
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Jan 15, 1991
Grant Date -
N/A
app pub date -
Jul 28, 1987
filing date -
Jul 29, 1986
priority date (Note) -
Expired
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Abstract
Compounds having a polyhydroxylated hydrophilic moiety, a highly fluorinated moiety and a functional junction group linking said moieties together, wherein said hydrophilic moiety is derived from a polyol or an aminopolyol, and wherein said highly fluorinated moiety consists of a fluorocarbon group wherein at lest 50% of the atoms bonded to the carbon skeleton are fluorine atoms, the other atoms bonded to the carbon skeleton being hydrogen, chlorine or bromine atoms, said highly fluorinated moiety containing at least 4 fluorine atoms; as well as the internal ethers and ketals thereof; process for their preparation; and a compositions containing said compounds as surfactants, together with non polar compounds, for use as gas carriers.
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