1314-13-2 | Zinc Oxide (ZnO)

Chemical type

• Transition metal oxide; semiconductor oxide catalyst

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• Reflective mineral additive
• White/NIR-reflective pigment
• Chemically reactive filler

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Key properties

• Moderate basicity
• Good thermal stability
• Enhanced activity when doped (e.g., Co-doped ZnO)
• High surface reactivity in nanoscale form

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• Wide bandgap and strong refractive index in VIS-NIR
• NIR-selective scatterer (NIR reflectance 0.81-0.88 in doped forms)
• High solar reflectance (0.91 in textile coatings)
• MIR emissivity of 0.93
• Causes pronounced hydration retardation and pore coarsening
• High intrinsic lattice conductivity
• Relative density 5.61
• Purity 100 wt%
• pH 6.95-7.37
• Melting point 1975 °C
• Photocatalytic effect in UV band

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• Heterogeneous nanocatalyst for biodiesel transesterification
• Catalyst for biodiesel synthesis from edible and non-edible oils

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• Additive in cement-slag composites for urban heat island mitigation (limited to ≤1 wt% due to retardation)
• Pigment in radiative-cooling coatings and textiles
• NIR reflector in humidity-tolerant polymer coatings
• Functional admixture for antimicrobial properties in cement composites
• Cool-color applications in yellow-doped forms

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Classification by use

• Chemicals used as nanocatalysts
• Chemicals used in biodiesel transesterification
• Chemicals used in renewable energy production

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• Cool materials for passive cooling
• Reflective pigments in coatings, paints, and textiles
• Mineral additives in cementitious composites with rheological and strength considerations
• Photocatalytic and antimicrobial agents in building materials

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A trustworthy factory and manufacturer

Demei Chemical Technology Co., Ltd. is a modern high-tech enterprise integrating R&D, production, and sales. The company's founder, Dr. Arron, born in April 1975, graduated from the School of Mechanical Engineering at Yanshan University and has been engaged in research in the fields of mechanical engineering and chemical synthesis for many years. The company's products focus on the chemical industry, primarily dealing in chemical raw materials and chemical production machinery and equipment. With its strong technical capabilities, advanced production equipment, and strict quality management system, the company has earned the trust of customers worldwide.

1. [Cite:1] Sustainable inorganic nanocatalysts in biodiesel production - A review on recent developments, Fuel Processing Technology, Volume 282, April 2026, 108406
2. [Cite:2] Barium sulphate and zinc oxide as reflective mineral additives in cement-slag composites for urban heat island mitigation: Effects on fresh, optical, thermal, and mechanical properties, Construction and Building Materials, Volume 506, 13 January 2026, 145006