Description

Undecabromoterphenyl is a high-performance brominated flame retardant additive. This compound is valued for its exceptional thermal stability and high bromine content, which provides superior fire resistance to polymer matrices. It is primarily utilized by manufacturers in the plastics, textiles, and electronics industries seeking to enhance the fire safety of their materials while maintaining processing characteristics.

Application

• Flame retardant for high-impact polystyrene (HIPS) and other engineering thermoplastics.
• Fire safety additive for wire and cable insulation and jacketing compounds.
• Enhancing the flame resistance of textiles, coatings, and adhesives.
• Component in fire-retardant formulations for electronic housings and connectors.
• Used in polymer systems requiring high thermal stability and UL94 ratings.
• Additive for synthetic fibers to improve their fire-resistant properties.

Basic Information

Product Name	Undecabromoterphenyl
CAS No.	83929-80-0
Molecular Formula	C21H5Br11
Molecular Weight	1324.1 g/mol
Synonyms	1,1'-Biphenyl, 2,2',3,3',4,4',5,5',6,6',7-undecabromo-; Undecabromobiphenyl; 2,2',3,3',4,4',5,5',6,6',7-Undecabromo-1,1'-biphenyl; UDB; Brominated biphenyl flame retardant; FR-UBP; Decabromobiphenyl derivative
EINECS	Contact for details

Quality Control

Our Undecabromoterphenyl is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for bromine content, thermal stability, and impurity profiles. A Certificate of Analysis (COA) documenting purity, melting point, and other critical parameters is provided with every shipment to guarantee consistency and performance for your formulations.

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. The product is light-sensitive and should be stored away from direct light exposure.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (Bromine Content)	≥ 82.0 %
Melting Point	≥ 300 °C
Volatile Matter	≤ 0.5 %
Particle Size (Typical)	≤ 10 μm (D50)

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