Lignosulfonates are commonly used as dispersants in a variety of applications due to their unique chemical properties. As a dispersant, lignosulfonates can help to disperse or distribute solid particles, such as cement, clay, or pigments, in a liquid medium, such as water. This helps to improve the workability and performance of the final product.

In the construction industry, for example, lignosulfonates are often used as dispersants in concrete to improve its workability and reduce the amount of water needed for mixing. This can result in stronger and more durable concrete.

Lignosulfonates can also be used as dispersants in other applications, such as in the production of ceramics, coatings, and drilling fluids.