Di(4-methylbenzoyl) peroxide (MBPO) 895-85-2

Di(4-methylbenzoyl) peroxide
Trade Name: Initiator MBPO
English Name: Di(4-methylbenzoyl) peroxide
Chemical Name: Di(4-methylbenzoyl) peroxide
Chemical Structure:
Molecular Formula: C16H14O4
Molecular Weight: 270.3
Theoretical Active Oxygen Content: 5.92%
Actual Active Oxygen Content: 2.96%
CAS Number: 895-85-2
Major Decomposition Products: CO₂, 4-methylbenzoic acid.
Safety Parameters:
Half-life:
0.1 hour: 107°C
1 hour: 89°C
10 hours: 71°C
Thermal Stability Data:
Self-Accelerating Decomposition Temperature (SADT): 80°C
Critical Temperature (Tem): --
Control Temperature (Tc): --
Storage Temperature (Tsmax): --/30 °C
Activation Energy E (kJ/mol): 127.50
Technical Specifications:
Appearance: Paste
Content: 49%–51%
Applications:
Rubber vulcanizing machines
This product can be used in rubber vulcanizing machines and as a cross-linking agent.
Packaging and Shipping:
The standard packaging for MBPO is a 25 kg net weight plastic open-top drum, packed in a corrugated carton with a net weight of 20 kg. Packaging can also be customized according to customer specifications.
MBPO is a Class D solid organic peroxide. Cargo classification: 5.2; UN Number: 3106; Class 2 dangerous goods packaging.
Storage Precautions:
1. Keep away from sources of ignition, open flames, and heat sources.
2. Avoid contact with reducing agents (such as amines), acids, alkalis, and heavy metal compounds (such as accelerators, metal soaps, etc.).
3. Please refer to the Material Safety Data Sheet (MSDS) for this product.
Product Shelf Life:
When stored and transported in strict accordance with the manufacturer’s instructions, Product quality is guaranteed for three months.
Fire Protection:
1. This product may decompose violently when exposed to heat, causing a fierce fire. Small fires involving a small amount of the product should be extinguished immediately using a foam or dry powder fire extinguisher.
2. In the event of a large fire, evacuate immediately to a safe distance and use a water hose to extinguish the fire; notify the fire department for further handling.