Shanghai yeats chemical co.,ltd

Potassium Lignosulfonate
Product Introduction
CAS: 37314-65-1
Potassium Lignosulfonate is an anionic polymer surfactant derived from natural wood lignin through sulfonation, neutralization, purification and drying. It appears as yellowish brown to tan free-flowing powder, easily soluble in water, with excellent dispersibility, adhesion, chelation and chemical stability. It is a green, eco-friendly and renewable multifunctional industrial additive.
1. Typical Specifications
•Appearance: Yellow brown to light powder
•Solubility: Completely soluble in water
•pH Value: 4.0-6.0
•Moisture: Max.4.5%
•Water Insoluble Matter: Max.0.3%
•Lignin Content:Min.50%
•Potassium Content:8%-10%
•Fineness:95% pass through 110mesh
2. Key Features
1.Natural, renewable and biodegradable, non-polluting and environmentally friendly
2.Good water solubility, wide pH adaptability and strong compatibility
3.Multi-functional properties: water reduction, retarding, adhesion, dispersion and chelation
4.Contains active potassium and organic matter, with nutrition-enhancing and soil-improving effects
3. Main Applications
Construction Industry
•Concrete water reducer and plasticizer: Improves workability, reduces water consumption by 10-15%, enhances strength and durability
•Retarder: Extends setting time, suitable for hot weather construction
•Binder and dispersant for gypsum board, refractories and ceramics: Improves green strength and forming uniformity
Agriculture & Horticulture
•Soil conditioner: Improves soil structure, water retention and nutrient absorption capacity
•Fertilizer additive and anti-caking agent: Prevents caking and boosts nutrient utilization
•Pesticide dispersant: Enhances suspension rate and adhesion for WP/WDG formulations
•Organic potassium source: Supplies potassium to promote crop growth and quality improvement
Animal Feed
•Feed binder: Improves pellet durability and reduces fines
•Nutrient enhancer: Promotes digestion and nutrient absorption
Industrial & Specialty Uses
•Dye & pigment dispersant: Prevents flocculation and ensures uniform coloration
•Coal & mineral binder: Used for briquetting and pelletization
•Water coal slurry additive: Improves stability and fluidity
•Petroleum drilling: Acts as mud thinner to reduce viscosity
•Dust control agent: Binds dust particles on roads and worksites
•Adhesive & wood-based panel additive: Improves bonding strength and product performance