Method for producing a binder composition, binder composition, and wood product

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United States of America

PATENT NO 12139649
SERIAL NO

17693140

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Abstract

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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° C., an aqueous dispersion comprising alkali and lignin, wherein the alkali comprises a hydroxide of an alkali metal; and b) heating the dispersion formed in step a) at a temperature of 50-95° C. for producing alkalated lignin.

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Patent Owner(s)

Patent OwnerAddress
UPM-KYMMENE CORPORATIONETELAESPLANADI 2 HELSINKI FI-00130

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Oinonen, Kati Imatra, FI 5 16
Pietarinen, Suvi Lappeenranta, FI 29 149
Ringena, Okko Neusass, DE 17 86
Valkonen, Sanna Augsburg, DE 22 110

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