Description

Isononanoyl Peroxide is a highly effective organic peroxide initiator widely used in industrial polymerization processes. Its controlled decomposition kinetics make it a critical component for achieving specific polymer properties and reaction rates. This compound is essential for manufacturers in the polymer and plastics industries seeking to optimize production efficiency and final product quality.

Application

• Primary initiator for the free-radical polymerization of vinyl monomers such as vinyl chloride, ethylene, and styrene.
• Cross-linking agent for unsaturated polyester resins in the production of fiberglass-reinforced plastics (FRP) and sheet molding compounds (SMC).
• Curing agent for silicone rubbers and other elastomers to enhance thermal and mechanical properties.
• Key component in the synthesis of specialty polymers, including polyvinyl chloride (PVC) and low-density polyethylene (LDPE).
• Used in the production of acrylic resins and coatings where controlled molecular weight is required.
• Employed in the modification of polymer properties through graft copolymerization reactions.

Basic Information

Product Name	Isononanoyl Peroxide
CAS No.	67805-95-2
Molecular Formula	C18H34O4
Molecular Weight	314.46 g/mol
Synonyms	Diisononanoyl peroxide; Peroxide, bis(7-methyloctyl); Bis(7-methyloctyl) peroxide; Isononanoyl peroxide; Isononanoic acid peroxide; Diisononanoic acid peroxide; Isononanoyl superoxide; Peroxide, diisononanoyl
EINECS	Contact for details

Quality Control

Our Isononanoyl Peroxide is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including assay, active oxygen content, and impurity profile analysis. Certificates of Analysis (COA) documenting full compliance with agreed specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat, sparks, and incompatible materials such as reducing agents, acids, and bases. Recommended storage temperature is below 25°C (77°F).

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Active Oxygen)	≥ 5.0 %
Purity (HPLC)	≥ 95.0 %
Acidity (as Isononanoic Acid)	≤ 1.0 %
Water Content (KF)	≤ 0.5 %
Specific Gravity (20°C)	0.89 - 0.92

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