Esparto Grass Wax is a special natural vegetable wax extracted from esparto grass. It delivers excellent water‑repellent performance and moderate thickening capacity. This renewable wax is mainly applied for paper sizing treatment and industrial coating production. It improves the hydrophobic property of paper substrate, adjusts the viscosity and rheology of coating systems, serving as a sustainable functional raw material for specialty paper and surface coating formulations.
Product Overview Esparto Grass Wax is a rare natural vegetable wax obtained by extraction from esparto grass. Its unique molecular structure provides notable hydrophobic characteristics. When incorporated into paper sizing formulations, it migrates onto paper fiber surfaces and forms a thin water‑repellent film, restraining liquid penetration. Within industrial coating systems, it works as a rheology modifier and thickener, preventing pigment sedimentation and optimizing leveling property. This natural wax offers an eco‑friendly option for specialty paper finishing and industrial coating development.
Key Features ‑ Natural renewable vegetable wax extracted from esparto grass ‑ Outstanding water‑repellent effect for paper‑sizing applications ‑ Moderate thickening and rheology‑adjusting performance in coating systems ‑ Good compatibility with natural binders and selected synthetic resin systems ‑ Helps to enhance surface toughness of finished paper and coated layers
Typical Technical Properties ‑ Chemical Name: Esparto Grass Wax ‑ Appearance: Yellowish‑green flakes or fine powder ‑ Melting Point: Refer to TDS ‑ Acid Value: Refer to TDS ‑ Saponification Value: Refer to TDS
Applications ‑ Paper sizing: Hydrophobic treatment for specialty packaging paper and craft paper ‑ Industrial coating: Rheology modifier and thickener for solvent‑based special coatings ‑ Wax compounding: Modifying component for blended natural‑wax formulations ‑ Surface finishing: Auxiliary additive for fiber‑based substrate finishing systems
Processing Recommendation For hot sizing processes, melt esparto grass wax completely before mixing with sizing agents. For coating applications, perform high‑temperature melting or pre‑emulsification. Recommended dosage varies between 1‑6 wt% subject to target water‑repellent and thickening performance. Preliminary laboratory testing is required before mass production.
Storage & Handling Store in cool, dry and well‑ventilated warehouse. Avoid direct sunlight and excessive heat. Reseal the package after opening to prevent dust contamination. Wear suitable gloves and dust mask when handling powdered wax.

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