Black liquor
Videos
In industrial chemistry, black liquor is the by-product from the kraft process when digesting pulpwood into paper pulp removing lignin, hemicelluloses and other extractives from the wood to free the c
A black liquor sample
Black liquor as used for gasification
Lignin
Videos
Lignin is a class of complex organic polymers that form key structural materials in the support tissues of most plants. Lignins are particularly important in the formation of cell walls, especially in
Black liquor
…In industrial chemistry, black liquor is the by-product from the kraft process when digesting pulpwood into paper pulp removing lignin, hemicelluloses and other extractives from the wood to free the cellulose fibers. The equivalent material in the sulfite process is usually called brown…
In pulp mills (like this one in Blankenstein, Germany) using the kraft or the sulfite process, lignin is removed from lignocellulose to yield pulp for papermaking.