About 3N International

3N International, established in 1995 and headquartered in Ohio, United States, is a supplier of specialty materials and advanced chemical solutions serving diverse industrial markets. The company focuses on delivering high-quality additives and functional materials designed to enhance performance, durability, and processing efficiency in formulated systems. Its portfolio includes flame retardant additives, specialty inorganic materials, and performance-enhancing solutions for coatings, plastics, and other industrial applications. With a commitment to consistent quality and customer-focused solutions, 3N International supports manufacturers in developing products with improved safety, protection, and functional properties.

NNN® Brand Antimony trioxide LT

NNN® Brand Antimony trioxide LT by 3N International acts as a synergistic flame retardant. Possesses high active content and low impurities. It has low sieve residue and high whiteness. Made from high quality antimony metal with cutting edge technology and equipment. Can be wetted with DOP, DIDP, DINP, EG, or other chemicals. Soluble in tartaric and hydorchloric acid. NNN® Brand Antimony trioxide LT can be used in plastics, rubbers and elastomers. Recommended for carpets, fibers, papers, wire and cable.

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NNN® Catalyst Antimony Trioxide CAT-0

Antimony trioxide. Acts as a catalyst. It is of very consistent quality and high reactivity. NNN® Catalyst Antimony Trioxide CAT-0 is manufactured from high purity electrolytic antimony metal, which is made by the electro winning process. It is white odorless crystalline powder with small particle size and very tight particle size distribution. It is soluble in tartaric acid and ethylene glycol. Used in PET polymerization processes. It is also available in a form wetted with ethylene glycol.

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NNN® Catalyst Antimony Trioxide CAT-3

Antimony trioxide. Acts as a catalyst. It is of very consistent quality and high reactivity. NNN® Catalyst Antimony Trioxide CAT-3 is manufactured from high purity electrolytic antimony metal, which is made by the electro winning process. It is white odorless crystalline powder with small particle size and very tight particle size distribution. It is soluble in tartaric acid and ethylene glycol. Used in PET polymerization processes. It is also available in a form wetted with ethylene glycol.

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