Lignin by-products of paper-making process
Lignin composition, method of producing the same and dispersing
Lignin derivatives, molded products using the same and...
Lignin derivatives, moldings produced by using the...
Lignin having chemically bound sulfur and phosphorus groups main
Lignin having nitrogen and sulfur and process therefor employing
Lignin preparation and method for its manufacture
Lignin-containing resinous compositions
Lignosulfonate based pharmacologic agent with anti-coagulant and
Low electrolyte sodium lignosulfonates