Chemical Name
- 1,1-Di(tert-butylperoxy)-3,5,5-trimethylcyclohexane
- 别名：CH355
Structure
- 分子式：C₁₇H₃₄O₄
- 分子量 (MW)：302.5
- CAS No.：6731-36-8
Introduction
- CH355 is a colorless to slightly yellow transparent liquid. It belongs to dialkyl-type organic peroxide. It is widely used as a medium- to high-temperature free-radical initiator for the polymerization and copolymerization of ethylene, styrene, acrylonitrile, acrylate and methyl acrylate, offering good thermal stability and controlled decomposition behavior.
Specifications
- Appearance : Colorless or slightly yellow transparent liquid
- Assay (%) : ≥ 90.0
- Active Oxygen (%) : ≥ 9.52
Properties
- State : Liquid
- Density (g/cm³) : 0.920
- Freezing Point (°C) : -10
- Active Oxygen (%) : 10.58
Half-life Data
- Ea (kJ/mol) : 127.52
- 10h Half-life (°C) : 96
- 1h Half-life (°C) : 115
- 1 min Half-life (°C) : 153
Solubility
- Soluble in alcohols, esters, ethers, hydrocarbons and other organic solvents, insoluble in water.
Safety Data
- SADT (°C) : 60
- Alarm Temperature (°C) : 55
- UN No. :3103
Packaging
- 20 kg
- PE bucket packaging
Storage
- Stored below 30°C in a cool and ventilated place.
