Description

Di(tert-Butylperoxyisopropyl)Benzene is a high-purity organic peroxide widely recognized as a highly efficient crosslinking agent and polymerization initiator. Its primary value lies in its ability to generate free radicals at controlled temperatures, enabling precise curing and modification of polymer chains. This compound is essential for manufacturers in the polymer and rubber industries seeking to enhance the thermal stability, mechanical strength, and chemical resistance of their final products.

Application

• Crosslinking Agent for Polymers: Primarily used for the crosslinking of polyethylene (PE), ethylene-propylene-diene monomer (EPDM) rubber, and silicone rubber to improve heat resistance and mechanical properties.
• Curing Agent for Unsaturated Polyester Resins: Acts as a key initiator in the production of fiberglass-reinforced plastics (FRP) and sheet molding compounds (SMC).
• Polymerization Initiator: Employed in the synthesis of various polymers, including polystyrene and acrylics, where controlled radical initiation is required.
• Wire & Cable Insulation: Used in the crosslinking of insulation materials for wires and cables to enhance durability and safety under high-temperature conditions.
• Adhesive & Sealant Formulations: Incorporated into formulations to promote curing and improve the final bond strength and environmental resistance.
• Modifier for Elastomers: Enhances the properties of various elastomers, improving their performance in automotive and industrial applications.

Basic Information

Product Name	Di(tert-Butylperoxyisopropyl)Benzene
CAS No.	2212-81-9
Molecular Formula	C20H34O4
Molecular Weight	338.48 g/mol
Synonyms	Di-tert-butylperoxyisopropylbenzene; 1,1-Di(tert-butylperoxy)isopropylbenzene; 2,2-Bis(tert-butylperoxy)isopropylbenzene; Bis(tert-butylperoxyisopropyl)benzene; Perkadox 14S; Perkadox 14/40; Luperox 802; DTBPIB; Crosslinking agent DTBPIB; Vulcup 40KE
EINECS	218-675-4

Quality Control

Our Di(tert-Butylperoxyisopropyl)Benzene is manufactured under stringent quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, active oxygen content, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing assay results, physical properties, and safety data is provided with each shipment to guarantee traceability and compliance with your quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat, sparks, and open flames. Maintain storage temperature below 30°C (86°F). Isolate from reducing agents, strong acids, bases, and other incompatible materials. Keep container tightly sealed when not in use to prevent contamination and decomposition.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder or flakes
Assay (Active Oxygen)	≥ 9.4 %
Purity (HPLC)	≥ 98.0 %
Identification (IR)	Conforms
Melting Point	48 - 52 °C
Loss on Drying	≤ 0.5 %

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