Category: Construction Industry
Sodium Lignosulphonate
A highly effective dispersant and water-reducing agent widely used in construction and various industrial applications.
Overview
Sodium Lignosulphonate is a water-soluble anionic surfactant derived from lignin, a paper industry by-product. In the construction industry, it plays a key role in improving concrete quality by enhancing workability, reducing water content, and providing strength.
| CAS Number | 8061-51-6 |
| Chemical Formula | C20H24Na2O10S2 (varies based on source and process) |
| Concentrations | Water reduction in concrete: 0.2-0.6% by weight of cement; Dispersant: 0.2-0.5% by weight of cement |
| Quantities |
Industrial Applications
Construction Industry
- Water Reducer: To reduce water content in concrete, improving compressive strength and durability.
- Dispersant: To enhance the fluidity of concrete, preventing particle agglomeration in high-performance mixes.
Agriculture Industry
- Soil Conditioner: To improve soil structure and water retention.
- Binding agent: To enhance the integrity of animal feed pellets, reducing waste.
Water Treatment
- Dispersing Agent: To prevent particle aggregation in wastewater and industrial effluents, enhancing treatment efficiency.
Paper and Pulp Industry
- Dispersant: To disperse pulp fibres during the paper-making process
Ceramics Industry
- Dispersant: To improve the uniformity of ceramic slurries and ensure the even distribution of fine particles.
Textile Industry
- Dye Dispersant: To ensure even dye distribution, preventing blotches or uneven colouration in fabrics.
Mining Industry
- Dust Suppressant: To suppress dust, reducing airborne particles and improving air quality.
Oil and Gas Industry
- Cement Additive: To improve the workability and strength of cement slurries during well cementing operations
- Drilling Fluids (Mud) Additive: To improve the viscosity and fluidity of the drilling mud
Leather Tanning Industry
- Dispersing Agent: To assist with the uniform distribution of chemicals, improving the quality and efficiency of the tanning process.
