LQ-TOHP 1,1,3,3-Tetramethyl butyl hydroperoxide 5809-08-5

Item Content
Product Name Initiator LQ-TOHP
Chemical Name 1,1,3,3-Tetramethyl butyl hydroperoxide
Molecular Formula C₈H₁₈O₂
Molecular Weight 146.2
Theoretical Active Oxygen Content 10.51%
Actual Active Oxygen Content 9.85%
CAS No. 5809-08-5
UN No. 3105
IMDG Classification 5.2 (Class 5.2 Liquid Organic Peroxide, Type B, Dangerous Goods Packaging)

Major Decomposition Products

Decomposition Product
CO₂ (Carbon Dioxide)
2-Ethylhexanol

Safety Indicators

Half-Life Temperature
0.1 hour 180°C
1 hour 159°C
10 hours 140°C

Thermal Stability Data

Thermal Stability Parameter Temperature
Self-accelerating Decomposition Temperature (SADT) 60°C
Critical Temperature (Tem) --
Storage Temperature (Ts max) --/20°C

Activation Energy

| Activation Energy (E) | 181.99 kJ/mol |

Applications

Application Details
Polymerization Initiator Used in polymerization reactions for polyethylene, acrylic resins, LDPE, A/MBS resins, ABS, and other related resins. It's an important high-activity initiator.

Packaging and Transportation

Item Details
Standard Packaging 20 kg polyethylene packaging. Custom sizes available upon request.
Transport Regulations Transport conforms to IMDG 5.2, UN No. 3105 (Class 5.2 Liquid Organic Peroxide).

Shelf Life

Shelf Life (Storage Conditions) Details
Shelf Life Product quality guaranteed for 3 months if stored according to manufacturer instructions.

Storage Instructions

Precaution Description
Storage Temperature Store at temperatures not exceeding 40°C. Avoid exceeding critical temperature.
Storage Environment Store away from heat sources, flames, acids, reducing agents, and flammable substances.
Lighting and Ventilation Use explosion-proof lighting and ventilation. Switches should be located outdoors.
Handling Handle carefully to prevent impact or vibration. Use proper personal protective equipment during handling.

Fire Protection

Fire Protection Description
Small Fire Handling For small fires, use foam or dry powder extinguishers.
Large Fire Handling Evacuate to a safe distance and use a water cannon for fire control. Notify fire services immediately.

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