Description

4,4'-(Isopropylidene)Bis[2,6-Dibromo-α-(Pentabromophenyl)Anisole] is a high-performance brominated flame retardant additive designed for demanding polymer applications. Its complex, multi-brominated aromatic structure provides exceptional thermal stability and flame-retardant efficiency, making it a critical component for enhancing fire safety in various materials. This product is essential for formulators and manufacturers in the plastics, electronics, and construction industries seeking to meet stringent international fire safety standards without compromising material integrity.

Application

• Primary flame retardant for high-impact polystyrene (HIPS), polypropylene (PP), and polyethylene (PE).
• Key additive in engineering thermoplastics for electronic enclosures and connectors.
• Used in wire and cable insulation and jacketing compounds to improve fire resistance.
• Formulation component for fire-retardant coatings and adhesives.
• Applicable in synthetic fibers and textiles requiring flame retardancy.
• Enhances fire safety in construction materials like insulation foams and panels.
• Used in automotive interior components to meet flame spread regulations.

Basic Information

Item	Details
Product Name	4,4'-(Isopropylidene)Bis[2,6-Dibromo-α-(Pentabromophenyl)Anisole]
CAS No.	66165-57-9
Molecular Formula	C43H20Br14O2
Molecular Weight	~1881.1 g/mol
Synonyms	1,1'-(Isopropylidene)bis[3,5-dibromo-4-(2,3,4,5,6-pentabromophenoxy)benzene]; Tetradecabromodiphenoxy Benzene (analogous class name); Brominated Flame Retardant 66165-57-9; FR-1808 (potential trade designation); Saytex HP-7010 (potential trade name); Decabromodiphenoxybenzene derivative; High-bromine-content aromatic ether; 2,2-Bis[3,5-dibromo-4-(pentabromophenoxy)phenyl]propane
EINECS	Contact for details

Quality Control

Our production of 4,4'-(Isopropylidene)Bis[2,6-Dibromo-α-(Pentabromophenyl)Anisole] adheres to a stringent quality management system to ensure batch-to-batch consistency and performance reliability. The product is manufactured and tested against precise internal specifications, focusing on key parameters such as bromine content, thermal stability, and particle size distribution. Certificates of Analysis (COA) documenting purity, assay, and relevant physical properties are provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Bromine Content	≥ 80.0 %
Melting Point	300 - 350 °C
Volatile Matter	≤ 0.5 %
Particle Size (D50)	< 10 μm (or as requested)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.