Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Sachtleben Sachtolith HD-S Zinc sulfide

Sachtleben Sachtolith HD-S Zinc Sulfide is a high-purity, surface-treated zinc sulfide pigment engineered for superior brightness, UV stability and dispersion in coatings, plastics and inks. Its optimized particle size distribution ensures excellent hiding power and whiteness retention under harsh conditions. Part of Sachtleben’s premium Sachtolith HD series, it delivers consistent performance in demanding industrial applications requiring non-toxic, heavy-metal-free alternatives.
  • sachtleben sachtolith hd s zinc sulfide_a8ca8eae
  • sachtleben sachtolith hd s zinc sulfide_a8ca8eae

Features Of Sachtleben Sachtolith HD-S Zinc sulfide

  1. High-purity zinc sulfide with optimized particle size distribution for enhanced dispersion stability.

  2. Surface-treated for improved compatibility with both polar and non-polar polymer matrices.

  3. Low oil absorption enabling high filler loading without compromising processability.

  4. Excellent thermal stability up to 300 °C, suitable for high-temperature compounding processes.

  5. Non-toxic, RoHS-compliant formulation meeting stringent regulatory requirements for consumer-facing applications.

Typical Applications Of Sachtleben Sachtolith HD-S Zinc sulfide

  1. Functional filler in engineering thermoplastics (e.g., PA6, PBT) for EMI shielding enhancement.

  2. UV-stabilizing additive in outdoor-grade polyolefin cables and sheathing compounds.

  3. Reinforcing pigment in high-performance elastomer formulations for automotive seals and hoses.

  4. Coating additive for corrosion-inhibiting primers on metal substrates.

  5. Key component in flame-retardant composites where halogen-free synergistic systems are required.

Specifications Of Sachtleben Sachtolith HD-S Zinc sulfide

Chemical TypeZinc sulfide (ZnS), surface-modified
Product FormFine free-flowing white powder
AppearanceWhite to off-white, odorless powder
Primary ApplicationsPolymer compounding, protective coatings, elastomers, flame-retardant systems
Key FeaturesSurface-treated, low oil absorption, high thermal stability, excellent dispersibility
BenefitsImproved mechanical retention, enhanced UV resistance, reduced processing viscosity, regulatory compliance (RoHS, REACH)
Storage ConditionsStore in cool, dry place; protect from moisture and direct sunlight
Handling PrecautionsUse in well-ventilated areas; avoid inhalation of dust; refer to SDS for full safety guidance


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