Removal of wood extractives as pulp (pre-)treatment: a technological review

• Published in: SN applied sciences Vol. 3; no. 12; pp. 886 - 22
• Main Authors: Lehr, Maximilian, Miltner, Martin, Friedl, Anton
• Format: Journal Article
• Language: English
• Published: Cham Springer International Publishing 01.12.2021; Springer Nature B.V; Springer
• Subjects: Alcohol; Applied and Technical Physics; Biological treatment; Bleaching; Cellulose; Chemistry/Food Science; Contamination; Earth Sciences; Engineering; Environment; Extractives; Fatty acids; Hydrocarbons; Ionic liquids; Lignin; Materials Science; Phenols; Pulp; Pulping; Removal; Review Paper; Solvents; Sterols; Supercritical fluids; Treatment; Trees; Triglycerides; Wood; Removal; Treatment; Wood; Extractives; Pulp

Wood extractives usually do not exceed five percent of dry wood mass but can be a serious issue for pulping as well as for the pulp itself. They cause contamination and damages to process equipment and negatively influence pulp quality. This paper addresses not only the extractives-related problems...