Shanghai yeats chemical co.,ltd

Calcium Lignosulfonate (Wood Pulp)
CAS NO:8061-52-7
Product Introduction
Calcium Lignosulfonate is a high-performance anionic surfactant produced from natural wood pulp lignin through sulfonation, purification, concentration and spray drying. It is a brownish yellow powder, easily soluble in water, non-toxic, non-polluting, with excellent dispersibility, adhesion, chelation and stability. It is a widely used, eco-friendly and renewable industrial additive.
1. Typical Specifications
•Appearance: Brown yellow powder
•pH Value: 4.5-7.0
•Moisture: Max.4.0%
•Water Insoluble Matter: Max.0.50%
•Lignin Content: Min.65%
•Reducing Substances: Max.12%
2. Key Features
1.Made from high-quality wood pulp, with stable performance and high purity
2.Good water solubility, strong dispersibility and excellent binding capacity
3.Multi-functional: water reduction, retarding, binding, dispersing and chelating
4.Non-corrosive, non-flammable, safe to use and easy to store
5.Natural, renewable and biodegradable
3. Main Applications
Construction Industry
•Concrete water reducer and plasticizer: Improves workability, reduces water consumption, enhances strength and durability
•Retarder: Extends setting time, suitable for mass concrete and hot weather construction
•Binder for refractories and ceramics: Improves green strength, reduces cracking and defects
•Gypsum board additive: Improves processability and product uniformity
Agriculture & Horticulture
•Fertilizer binder: Used for granulation of compound fertilizers, improves particle hardness
•Anti-caking agent: Prevents fertilizer agglomeration, improves fluidity
•Soil conditioner: Improves soil structure, enhances water and nutrient retention
•Pesticide dispersant: Improves suspension rate and adhesion of pesticides
Animal Feed
•Feed binder: Improves pellet formation rate and durability, reduces fines
•Feed additive: Promotes digestion and absorption, improves feed utilization
Industrial & Specialty Uses
•Dust control agent: Used for road dust suppression and construction site dust control
•Mineral processing agent: Improves ore flotation and separation efficiency
•Coal & mineral binder: Used for briquetting and pelletization
•Dye & pigment dispersant: Improves dispersion stability and color uniformity
•Adhesive raw material: Used in wood-based panels and molding materials