Description

Bis(3,5,5-Trimethylhexyl) Peroxydicarbonate is a high-purity organic peroxide initiator widely used in industrial polymerization processes. This compound is valued for its ability to efficiently generate free radicals at moderate temperatures, enabling controlled polymer chain growth. It is a critical raw material for manufacturers in the plastics, coatings, and specialty polymer industries seeking to produce materials with specific molecular weights and properties.

Application

• Polymerization Initiator for the production of polyvinyl chloride (PVC), polyvinyl acetate (PVA), and other vinyl polymers.
• Cross-linking Agent in the manufacture of elastomers and thermoset resins to enhance durability and heat resistance.
• Curing Agent for unsaturated polyester resins used in fiberglass-reinforced plastics (FRP) and composite materials.
• Synthesis Intermediate in organic synthesis for introducing peroxy functional groups.
• Modifier for Polymer Properties, influencing molecular weight distribution and branching to achieve desired physical characteristics.
• Production of Specialty Coatings and Adhesives, where controlled initiation is required for film formation and bonding strength.

Basic Information

Product Name	Bis(3,5,5-Trimethylhexyl) Peroxydicarbonate
CAS No.	4113-15-9
Molecular Formula	C20H38O6
Molecular Weight	374.52 g/mol
Synonyms	Di(3,5,5-Trimethylhexyl) Peroxydicarbonate; Peroxydicarbonic Acid, Bis(3,5,5-Trimethylhexyl) Ester; 3,5,5-Trimethylhexyl Peroxydicarbonate; Trigonox® 187; Perkadox® 187; Luperox® 188; Akperox C-38; Organic Peroxide E-6
EINECS	223-892-8

Quality Control

Our Bis(3,5,5-Trimethylhexyl) Peroxydicarbonate is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. Each lot is analyzed to confirm identity, purity, and active oxygen content. Certificates of Analysis (COA) detailing all test results are provided with every shipment. Our quality protocols are designed to meet the stringent requirements of polymer production and are aligned with industry best practices for organic peroxide handling and specification.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, sparks, and open flames. Recommended storage temperature is below 25°C (77°F). Keep away from incompatible materials such as reducing agents, strong acids, bases, and metals. This product is light-sensitive (store away from light) and a strong oxidizer; observe all local regulations for hazardous material storage.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Active Oxygen)	≥ 4.27 %
Purity (HPLC)	≥ 98.0 %
Density (at 20°C)	0.92 - 0.96 g/cm³
Refractive Index (n20D)	1.435 - 1.445
Water Content (KF)	≤ 0.1 %

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