Method for producing tetrabutyl ammonium phenolate diphenol adduct
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United States of America Patent
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Jan 23, 2001
Grant Date -
N/A
app pub date -
Dec 30, 1999
filing date -
Jul 11, 1997
priority date (Note) -
Expired
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Abstract
The invention relates to a method for producing and purifying tetrabutyl ammonium phenolate diphenol adduct by reacting an alkali phenolate with tetrabutyl ammonium salts in an aqueous phase and subsequently precipitating the adduct by adding phenol.
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