The Global High Pure Antimony Trioxide Market was valued at US$ 60 Million in 2022 and is projected to reach US$ 93 Million by 2029, growing at a Compound Annual Growth Rate (CAGR) of 6.5% during the forecast period (2023–2029). This consistent growth is primarily fueled by escalating demand for effective flame retardants across the plastics, electronics, and construction industries, coupled with stringent fire safety regulations worldwide.

As industries globally intensify their focus on material safety and compliance with stringent environmental standards, the spotlight shifts to the leading producers and suppliers of this essential compound. In this blog, we profile the Top 10 Companies in the High Pure Antimony Trioxide Industry—specialty chemical manufacturers and global suppliers that are defining product quality, innovation, and supply chain reliability.

---

🔟 1. United Mineral & Chemical Corporation (UMC)

Headquarters: Lyndhurst, New Jersey, USA
Key Offering: High Purity Antimony Trioxide Powder and Masterbatches

United Mineral & Chemical Corporation is a leading global supplier of specialty chemicals and minerals, with a strong presence in the antimony trioxide market. The company provides high-purity grades tailored for demanding applications in flame-retardant plastics, pigments, and glass manufacturing.

Innovation and Market Focus:

• Specialization in ultra-high purity grades for electronics and specialty plastics

• Strategic global sourcing and distribution network

• Focus on regulatory compliance and product consistency

Download FREE Sample Report:
High Pure Antimony Trioxide Market – View in Detailed Research Report

---

9️⃣ 2. Azelis

Headquarters: Antwerp, Belgium
Key Offering: Distribution of Antimony Trioxide and synergistic flame retardant systems

Azelis is a leading global innovation service provider in the specialty chemicals and food ingredients distribution market. Their engineered materials division offers a comprehensive portfolio of antimony trioxide products alongside complementary additives, providing formulation expertise to customers.

Innovation and Market Focus:

• Technical support and formulation development services

• Focus on creating synergistic flame retardant solutions

---

8️⃣ 3. Vital Materials

Headquarters: Shenzhen, China
Key Offering: High Purity Antimony Trioxide, Antimony Metal

Vital Materials is a vertically integrated producer and supplier of antimony and antimony-based products, including high-purity antimony trioxide. The company has a significant market share, leveraging its control over raw material sources and production capabilities.

Innovation and Market Focus:

• Vertical integration from mining to high-value products

• Strong focus on the Asian market, particularly China

---

7️⃣ 4. US Antimony

Headquarters: Thompson Falls, Montana, USA
Key Offering: Antimony Trioxide, Antimony Metal, Zeolite

US Antimony is a growing, integrated mining, milling, and smelting company that is a significant North American producer of antimony products. The company operates the only antimony smelter in the United States, positioning it strategically in the Western Hemisphere.

Innovation and Market Focus:

• Strategic domestic production for North American supply security

• Expansion of production capacity to meet growing demand

---

6️⃣ 5. ICD

Headquarters: Seoul, South Korea
Key Offering: High Purity Antimony Trioxide for Plastics and Rubber

ICD is a key player in the South Korean and broader Asian chemical market, specializing in additives for the plastics and rubber industries. The company supplies high-purity antimony trioxide that meets stringent quality requirements for electronics and automotive applications.

Innovation and Market Focus:

• Strong focus on the high-growth electronics sector in Asia

• Development of application-specific product grades

---

5️⃣ 6. Nihon Seiko Co., Ltd.

Headquarters: Tokyo, Japan
Key Offering: Ultra-High Purity Antimony Trioxide, Antimony Pentoxide

Nihon Seiko is a prominent Japanese manufacturer of high-purity inorganic chemicals, including various grades of antimony trioxide. The company is known for its stringent quality control and products designed for Japan’s demanding electronics and automotive industries.

Innovation and Market Focus:

• Excellence in manufacturing ultra-high purity materials

• Strong R&D focus on next-generation flame retardant technologies

---

4️⃣ 7. HORIBA

Headquarters: Kyoto, Japan
Key Offering: Analytical Grade Antimony Trioxide, High-Purity Materials

While primarily known for its analytical instruments, HORIBA also produces high-purity materials for research and specialty applications. Their antimony trioxide offerings include grades suitable for analytical standards and high-performance electronic applications.

Innovation and Market Focus:

• Focus on research-grade and high-specification materials

• Leveraging analytical expertise for product quality assurance

---

3️⃣ 8. American Elements

Headquarters: Los Angeles, California, USA
Key Offering: High Purity Antimony Trioxide (99.9%-99.999% purity)

American Elements is a global manufacturer and supplier of engineered and advanced materials, producing antimony trioxide in various purity levels. The company caters to a broad range of industries, including aerospace, defense, and advanced electronics.

Innovation and Market Focus:

• Extensive range of purity grades for diverse applications

• Strong online presence and global distribution network

---

2️⃣ 9. CNBM Optoelectronic Materials

Headquarters: Beijing, China
Key Offering: Antimony Trioxide for Glass, Ceramics, and Flame Retardants

As part of the China National Building Material Group, CNBM Optoelectronic Materials is a major producer of antimony trioxide in China. The company leverages its position in the building materials sector to supply products for flame-retardant applications in construction and infrastructure.

Innovation and Market Focus:

• Integration with large-scale building materials manufacturing

• Focus on cost-effective production for high-volume applications

---

1️⃣ 10. Hunan Nonferrous Metals Corporation

Headquarters: Changsha, Hunan, China
Key Offering: Antimony Trioxide, Antimony Metal, and other non-ferrous metals

Hunan Nonferrous Metals Corporation is one of China’s largest producers of antimony and antimony-based products. Located in a region rich in antimony resources, the company is a key global supplier with significant production capacity.

Innovation and Market Focus:

• Large-scale production capacity and resource ownership

• Dominant position in the global antimony supply chain

Get Full Report Here:
High Pure Antimony Trioxide Market – View in Detailed Research Report

---

🌍 Outlook: The Future of High Pure Antimony Trioxide Is High-Performance and Sustainable

The high pure antimony trioxide market is evolving in response to increasing safety regulations and technological advancements. While flame retardancy remains the dominant application, the industry is adapting to environmental considerations and developing more efficient, sustainable formulations.

📈 Key Trends Shaping the Market:

• Stringent fire safety regulations driving demand in construction and electronics

• Development of halogen-free flame retardant systems incorporating antimony trioxide

• Increasing demand from emerging economies with growing infrastructure and electronics sectors

• Focus on recycling and lifecycle analysis of flame-retarded materials

Get Full Report Here:
High Pure Antimony Trioxide Market – View in Detailed Research Report

The companies profiled above are not only supplying a critical safety additive—they are enabling the advanced material innovations that make modern products safer and more reliable.