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