company tower banner
St. Louis Group Company Logo
FireGard® HP is a flame retardant additive designed for both plastics and elastomers. This versatile product serves as both a flame retardant and synergist, enhancing fire resistance in various applications. Its high purity and compatibility with polymers like chlorinated compounds, ABS, HIPS, PBT, PE, polyamides, PP, and PC/ABS alloy make it a valuable choice. Packaged in bags and super sacks, FireGard® HP is also recognized for its low lead content, contributing to improved safety.

Chemical Name: Antimony Trioxide

CAS Number: 1309-64-4

Functions: Flame Retardant, Synergist

Chemical Family: Antimony & Antimony Compounds

Grade: High Purity Grade

Labeling Claims: High Purity

Synonyms: Antimony Sesquioxide, Antimony(III) oxide

Knowde Enhanced TDS

Identification & Functionality

Chemical Name
Base Chemicals Functions
Plastics & Elastomers Functions
Chemical Structure

Antimony Trioxide

Features & Benefits

Labeling Claims

Applications & Uses

Markets
Applicable Processes
Applications

FireGard HP is an effective flame retardant synergist when used in conjunction with suitable brominated or chlorinated compounds or resins.

Properties

Color
Physical Form
Appearance
Fine white powder
Typical Composition Properties
ValueUnitsTest Method / Conditions
Antimony Trioxide Contentmin. 99.8%
Arsenic Contentmax. 0.05%
Lead Contentmax. 0.05%
Iron Contentmax. 0.004%

Regulatory & Compliance

Safety & Health

Health and Safety
  • The use of proper protective equipment is recommended.
  • Excess exposure to the product should be avoided.
  • Please wash thoroughly after handling.
  • Store the product in a cool, dry, wellventilated area, away from incompatible materials.

Packaging & Availability

Packaging Type
Packaging

Standard packages include 25 kg bags and 1,000 kg super sacks.