LQ-DEHPH 2,5-Dimethyl-2,5-di(2-ethyl hexanoylperoxy)hexane 13052-09-0

Item	Content
Product Name	Initiator LQ-DEHPH
Chemical Name	2,5-Dimethyl-2,5-di(2-ethyl hexanoylperoxy)hexane
Molecular Formula	C₂₄H₄₆O₆
Molecular Weight	430.6
Pure Peroxide Active Oxygen Content	7.43%
Actual Peroxide Active Oxygen Content	6.84% min.
CAS No.	13052-09-0
EINECS/ELINCS No.	235-935-5

Properties

Property	Description
Appearance	Clear liquid
Color	20 Pt-Co max.
Density (20°C)	0.956 g/cm³
Viscosity (20°C)	80 mPa.s
Hydroperoxide Content	2.2% max (as 2,5-dihydroperoxide-2,5-dimethylhexane)
Inorganic & Organic Hydrolyzable Chlorine	100 mg/kg max.

Safety Indicators

Half-Life	Temperature
0.1 hour	105℃
1 hour	86℃
10 hours	68℃

Thermal Stability Data	Temperature
Self-accelerating Decomposition Temperature (SADT)	35℃
Critical Temperature (Tem)	25℃
Control Temperature (Tc)	20℃
Storage Temperature (Tsmax)	-20/15℃

Applications

Application	Description
Polymerization Initiator	Used for the polymerization and copolymerization of ethylene, styrene, butadiene, acrylates, and methacrylates.

Packaging and Transport

Packaging	Description
Standard Packaging	Typically packaged in polyethylene containers, 20 kg units. Custom packaging available upon request.
Transport	Follows transportation regulations for organic peroxides (Class 5.2, UN 3105).

Storage Instructions

Precaution	Description
Storage Conditions	Store in a cool, ventilated area, with a maximum temperature of 15°C. Keep away from heat, fire, acids, reducing agents, and flammable substances.
Storage Facilities	Ensure proper ventilation, with explosion-proof lighting and switches located outdoors.
Handling Precautions	Handle with care to avoid packaging or container damage. Avoid impact and vibration. Use personal protective equipment during handling and repackaging.

Fire Protection

Precaution	Description
Small Fire Handling	For small fires, use foam or dry powder extinguishers immediately.
Large Fire Handling	In case of large fires, evacuate to a safe distance and use water hoses to fight the fire. Notify fire services for assistance.