Process for producing alkoxylated polyphenols
AssigneeArkema France
InventorsJean-Philippe Gillet, Jean-François Devaux, Philippe Leduc
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Abstract
The invention relates to a process for producing at least one alkoxylated polyphenol comprising the following successive steps: (a) reacting at least one polyphenol, at least one alkoxylating agent, at least one catalyst, in the presence of at least one alkoxylated polyphenol as a solvent, the polyphenol/polyphenol alkoxylated weight ratio as a solvent being less than 2, preferably less than or equal to 1.5, more preferably less than or equal to 1, even more preferably less than or equal to 0.5; (b) removing the residual alkoxylating agent;
Claims15
A process for producing at least one alkoxylated polyphenol comprising the following successive steps:
- (a) reacting at least one polyphenol, at least one alkoxylating agent, at least one catalyst, in the presence of at least one alkoxylated polyphenol as a solvent,
- wherein the polyphenol/polyphenol alkoxylated weight ratio as a solvent is less than 2;
- and
- (b) removing the residual alkoxylating agent.
Dependencies are inferred from the claim text.