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FireGard® LT is a low-tint antimony trioxide synergist that offers color strength and opacity benefits.
FireGard® LT is similar to other St. Louis Group FireGard® grades and is used as a synergist in the presence of a halogen source. FireGard® LT is particularly effective in low-tint applications where color strength and opacity are important. The low surface area of FireGard® LT is useful in viscosity-sensitive applications and can be used with halogenated compounds or resins.
Form: Fine powder
Color: White
CAS number: 1309-64-4
Specific gravity: 5.5
Average particle size: 2 to 3 microns
Sieve residue < 325 mesh: ≤0.10%
Antimony trioxide: 99.8% min
Arsenic: 0.10% max
Lead: 0.10% max
Iron: 0.004% max
Primary Chemistry:
Antimony trioxide
High tint or coloring issues with the use of antimony flame and fire retardants
Coatings
Adhesives
Ceramics
Catalyst for PET manufacture
Clarifier for glass
Opacifier for enamels
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