Description

tert-Butylperoxy 2-Ethylhexyl Carbonate is a high-purity organic peroxide used as a critical initiator and crosslinking agent in polymer synthesis. This compound matters for its ability to provide controlled decomposition at moderate temperatures, enabling efficient free-radical polymerization processes. Industries that require it include polymer manufacturers specializing in polyethylene, PVC, and various elastomers, as well as producers of unsaturated polyester resins and acrylic-based materials.

Application

• Polymerization Initiator: A key free-radical initiator for the production of low-density polyethylene (LDPE) and polyvinyl chloride (PVC).
• Crosslinking Agent: Used to crosslink elastomers, polyethylene, and ethylene-propylene-diene monomer (EPDM) rubber to enhance thermal and mechanical properties.
• Unsaturated Polyester Resin Curing: Serves as a curing agent (hardener) for unsaturated polyester resins (UPR) in fiberglass-reinforced plastics (FRP) and sheet molding compounds (SMC).
• Acrylic Polymer Production: Employed in the synthesis of acrylic resins, polymethyl methacrylate (PMMA), and related copolymers.
• Modifier for Polymer Properties: Used to control molecular weight and branching in polyolefins to achieve specific melt flow and strength characteristics.
• Adhesive and Coating Formulations: Acts as a curing initiator in radiation-curable adhesives, paints, and coatings.

Basic Information

Product Name	tert-Butylperoxy 2-Ethylhexyl Carbonate
CAS No.	34443-12-4
Molecular Formula	C₁₃H₂₆O₄
Molecular Weight	246.35 g/mol
Synonyms	tert-Butyl peroxy-2-ethylhexyl carbonate; 2-Ethylhexyl tert-butyl peroxycharbonate; TBEC; Peroxycarbonate TBEC; tert-Butylperoxy 2-ethylhexylcarbonate; Peroxycarbonate, tert-butyl 2-ethylhexyl; Luperox TBEC; Trigonox 117; (2-Ethylhexyloxy)carbonyl tert-butyl peroxide
EINECS	Contact for details

Quality Control

Our tert-Butylperoxy 2-Ethylhexyl Carbonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay by HPLC and active oxygen content determination, to ensure it meets precise specifications for purity and performance. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, sparks, and open flames. Keep away from incompatible materials such as strong acids, reducing agents, and other organic substances. Recommended storage temperature is below 30°C (86°F). This product is a strong oxidizer and must be segregated from flammable and combustible materials.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Assay (by HPLC)	≥ 95.0 %
Active Oxygen Content	≥ 6.4 %
Identification (IR)	Conforms
Density (at 20°C)	0.92 - 0.96 g/cm³
Refractive Index (n20D)	1.420 - 1.430

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