1. A dark brown or black chemical compound derived from wood pulp during the kraft pulping process, used as a dispersant, binder, and additive in various industrial applications.
Usage: technical; chemistry/materials science; also called lignosulfonic acid salt

Examples

• Lignosulfonate is commonly used in concrete admixtures to improve workability and reduce water demand.
• The paper mill produces lignosulfonate as a byproduct of the pulping process.
• Lignosulfonate serves as an effective dispersant in ceramic and paint formulations.
• Agricultural applications of lignosulfonate include use as a soil conditioner and dust suppressant.
• The chemical structure of lignosulfonate makes it valuable for binding applications in the construction industry.