A METHOD FOR INCREASING THE REACTIVITY OF LIGNIN

EPO Patent Application EP 3211/024 A1
Application Date: Aug. 30th, 2017

ABSTRACT

The present invention relates to a method for increasing the reactivity of lignin, wherein the method comprises the following steps: a) forming, under heating at a temperature of 30 - 70...
Assignee(s):
Inventor(s):
Pietarinen, Suvi
Ringena, Okko
Eskelinen, Kati
Valkonen, Sanna
Application Number:
17157658.0
International Classification:
C08H 7/00 (20110101); B27N 3/00 (20060101); C08G 8/20 (20060101); C09J 161/12 (20060101); C09J 197/00 (20060101); C08L 97/00 (20060101); C08L 97/02 (20060101); C08G 8/24 (20060101); C07G 1/00 (20110101)
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CLAIMS

What is claimed is:

A method for increasing the reactivity of lignin, characterized in that the method comprises the following steps: a) forming an aqueous dispersion comprising alkali and lignin, wherein the alkali comprises a hydroxide of an alkali metal; andb) heating the dispersion formed in step a) at a temperature of 50 - 95...

DESCRIPTION

FIELD OF THE INVENTION

The invention relates to a method for increasing the reactivity of lignin and to the further use of such lignin.
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