METHOD OF PRODUCING ALKOXYLATED POLYPHENOLS Russian patent published in 2020 - IPC C08H7/00 C08G18/64 C08G65/08 

Abstract RU 2727972 C1

FIELD: chemistry.

SUBSTANCE: invention relates to a method of producing alkoxylated polyphenols. Method of producing alkoxylated polyphenol involves the following consecutive steps: (a) carrying out a reaction for at least one polyphenol, at least one alkoxylating additive, at least one catalyst, in the presence of at least one poly(oxyalkylene glycol) as a solvent, at temperature in range from 80 to 200 °C and at pressure in range from 0.15 to 2 MPa, (b) removal of residual alkoxylating additive.

EFFECT: invention enables to obtain alkoxylated polyphenol, which can be used in a crude state, with good output over a moderate reaction time.

13 cl, 2 ex

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RU 2 727 972 C1

Authors

Gillet, Jean-Philippe

Beillon, Thierry

Dates

2020-07-28Published

2017-10-03Filed