Title:
BINDER COMPOSITION
Document Type and Number:
Japanese Patent JP2021127451
Kind Code:
A
Abstract:
To provide a method for producing a binder composition using lignin.SOLUTION: The method comprises: i) preparing an ingredient crushed lignin agglomerates, where at least 90 wt.% of the crushed lignin agglomerates have particle size of at most 10 mm; ii) dissolving the prepared ingredient in an aqueous solvent composition, where at least 95 wt.% of the total amount of the ingredient provided into the aqueous solvent composition is dissolved in the aqueous solvent composition within at most 60 minutes; and iii) heating the composition formed in step ii) at a temperature of 60-150°C in the presence of a crosslinking agent and a compound selected from the class of phenols for polymerizing the ingredient, the crosslinking agent, and the compound selected from the class of phenols.SELECTED DRAWING: None
Inventors:
SUVI PIETARINEN
NINA PYKAELAEINEN
NINA PYKAELAEINEN
Application Number:
JP2021007054A
Publication Date:
September 02, 2021
Filing Date:
January 20, 2021
Export Citation:
Assignee:
UPM KYMMENE CORP
International Classes:
C08G2/38; C08L97/00; C09J5/06; C09J197/00
Attorney, Agent or Firm:
Satoshi Watanabe
Kazuko Fujita
Kazuko Fujita