Acetylacetone Peroxide (ACP)
Trade Name: Initiator ACP
Chemical Name: Acetylacetone Peroxide
Molecular Formula: C5H8O3
Molecular Weight: 116.12
Theoretical Active Oxygen: 4.0%-4.2%
CAS Number: 37187-22-7
UN No.: 3107
Liquid organic peroxide. Class 2 dangerous goods. Prohibited for rail and air transport.
Major Decomposition Products: Acetone, carbon dioxide
Technical Specifications
| Appearance | Colorless (in solvent mixture) |
| Active Oxygen Content | 4.0% - 4.2% |
Safety Data
| Self-Accelerating Decomposition Temperature (SADT) | 60°C |
| Critical Temperature (Tem) | 55°C |
| Control Temperature (Tc) | 50°C |
| Storage Temperature (Tsmax) | -10/25°C |
Applications
Curing agent for artificial stone. This product is a safer alternative to methyl ethyl ketone peroxide (MEKP) for room-temperature curing of unsaturated polyester resins, especially suitable for artificial marble, quartz stone, and other artificial stone curing processes. Used in combination with cobalt accelerators, offering safer handling characteristics.
Packaging and Transportation
Standard packaging: 20 kg polyethylene containers. Custom packaging sizes available upon request.
Storage Precautions
- Store in a cool, well-ventilated area at temperatures not exceeding 25°C.
- Keep away from sources of ignition and heat. Store separately from acids, reducing agents, flammable and combustible materials.
- Explosion-proof lighting and ventilation equipment required in storage areas.
- Handle with care to prevent damage to packaging and containers. Avoid impact and vibration.
Shelf Life: 3 months when stored and transported in strict accordance with the manufacturer's instructions.