

Antimony pentoxide (Sb₂O₅) is a yellow, odorless powder that is slightly soluble in water. It is primarily used as a flame retardant synergist, enhancing the effectiveness of halogenated flame retardants in various materials. Additionally, it serves as a catalyst in certain chemical reactions and is utilized in the production of antimony-containing glass. Antimony pentoxide is a Flame Retardant Synergist.


Antimony pentoxide (Sb₂O₅) is a yellow, odorless powder that is slightly soluble in water. It is primarily used as a flame retardant synergist, enhancing the effectiveness of halogenated flame retardants in various materials. Additionally, it serves as a catalyst in certain chemical reactions and is utilized in the production of antimony-containing glass. Antimony pentoxide is a Flame Retardant Synergist.
Flame Retardants
Synergists & Smoke Suppressants
Antimony-based synergists
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Chemical Properties & Specifications
Antimony pentoxide is commonly used in conjunction with halogenated flame retardants to improve their efficacy in materials such as textiles, plastics, paper, and rubber
It acts as a catalyst in the production of polyethylene terephthalate (PET), a universally used polyester in the textile and packaging industries
Serves as a precursor in the synthesis of other antimony compounds, including antimony trioxide, which is used in various applications such as flame retardants and catalysts
De colourising and fining agent in glass manufacturing Improves chemical durability of glass
Used in varistors, capacitors, batteries
Antistatic and conductive coatings
Used in yellow pigments and special coatings

CAS No. : 1309-64-4
Category : Synergists & Smoke Suppressants
Sub-Category : Antimony-based synergists

CAS No. : 13463-67-7
Category : Pigments & Colorants
Sub-Category : Inorganic Pigments

CAS No. : 142-96-1
Category : Solvents & Carriers
Sub-Category : Ethers & Ether-Based Solvents

CAS No. : 5329-14-6
Category : Inorganic Chemicals
Sub-Category : Acid Derivatives

CAS No. : 1314-13-2
Category : Plant Health, Nutrients & Soil Management
Sub-Category : Zinc-Based Functional Additives