Name: Albemarle SAYTEX 621 Flame Retardant
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Albemarle SAYTEX 621 Flame Retardant

Brominated aromatic ether-based flame retardant offering excellent thermal stability for high-processing-temperature polymers.
Low volatility and minimal plate-out, supporting consistent extrusion and injection molding performance.
High bromine content (≥58 wt%) enabling efficient flame retardancy at relatively low loading levels.
Good compatibility with engineering thermoplastics including ABS, HIPS, and PC/ABS blends.
UL 94 V-0 rated formulations achievable in standard polymer systems without requiring synergists.

Typical Applications Of Albemarle SAYTEX 621 Flame Retardant

Electrical and electronic housings requiring UL 94 V-0 compliance.
Computer and peripheral enclosures, including desktops, monitors, and power supplies.
Business machine components such as copiers, printers, and scanners.
Consumer appliance exteriors where fire safety and aesthetic surface quality are critical.
Automotive interior trim parts meeting FMVSS 302 and OEM flammability specifications.

Chemical Type	Brominated aromatic ether
Product Form	Pale yellow to off-white crystalline powder
Appearance	Free-flowing crystalline solid
Bromine Content	≥58.0 wt%
Melting Point	175–185 °C (determined by DSC)
Thermal Decomposition Onset (TGA, 5% weight loss)	≥300 °C (in nitrogen)
Primary Applications	ABS, HIPS, PC/ABS, and other engineering thermoplastics
Key Features	Low volatility, good polymer compatibility, UL 94 V-0 enabling

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