Description

Bis(4-Methylbenzyl) Peroxydicarbonate is a specialized organic peroxide initiator widely used in industrial polymerization processes. Its primary value lies in its ability to efficiently generate free radicals at moderate temperatures, enabling precise control over polymer chain formation and molecular weight. This compound is essential for manufacturers in the polymer and plastics industries, particularly for the production of PVC, polyolefins, and other specialty resins where a high degree of polymerization control is required.

Application

• Polymerization Initiator: A key free-radical initiator for the suspension and bulk polymerization of vinyl chloride to produce Polyvinyl Chloride (PVC).
• Resin Manufacturing: Used in the synthesis of acrylic resins, polystyrene, and other thermoplastic polymers requiring controlled initiation.
• Cross-linking Agent: Facilitates the cross-linking of unsaturated polyester resins, enhancing the thermal and mechanical properties of composite materials.
• Curing Agent: Employed in the curing processes for specific elastomers and silicone rubbers.
• Chemical Synthesis: Serves as an oxidizing agent in selective organic synthesis reactions within fine chemical production.

Basic Information

Product Name	Bis(4-Methylbenzyl) Peroxydicarbonate
CAS No.	53728-93-1
Molecular Formula	C18H18O6
Molecular Weight	330.33 g/mol
Synonyms	Di(4-Methylbenzyl) Peroxydicarbonate; Bis(p-Methylbenzyl) Peroxydicarbonate; p-Methylbenzyl Peroxydicarbonate; Peroxydicarbonic Acid, Bis(4-Methylbenzyl) Ester; 4-Methylbenzyl Peroxydicarbonate; Di(p-Tolylmethyl) Peroxydicarbonate; PVC Initiator BPMC; BPMC Peroxide
EINECS	Contact for details

Quality Control

Our Bis(4-Methylbenzyl) Peroxydicarbonate is manufactured under stringent quality management systems to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including assay by iodometric titration and purity verification by HPLC, to meet exacting industry specifications. Certificates of Analysis (COA) detailing all quality parameters are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, sparks, and open flames. Maintain storage temperature below 25°C (77°F). Isolate from reducing agents, strong acids, bases, and other incompatible materials. Due to its nature as a peroxide, store only in the original manufacturer's container and monitor shelf life regularly.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or flakes
Assay (by Titration)	≥ 98.0 %
Active Oxygen Content	≥ 4.8 %
Melting Point	45 - 50 °C
Loss on Drying	≤ 0.5 %
Solubility	Soluble in organic solvents (e.g., toluene, chloroform)

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