Terpene hydroperoxide PMHP 80-47-7

Terpene hydroperoxide

Trade name: Initiator PMHP

English name: P-menthane hydroperoxide

Chemical name: terpene hydroperoxide

Chemical structural formula:
        

Molecular formula: C10H20O2

Molecular weight: 172.26

Theoretical active oxygen content: 9.28%

CAS: 80-47-7

Security indicators:

Half-life (measured in 0.2 mol benzene solution):

0.1 hours: 176°C

1 hour: 151°C

10 hours: 128°C

Thermal stability data:

Self-accelerated decomposition temperature (SADT): 80°C

Critical temperature (Tem): 75°C

Storage temperature (Tsmax): 30/38 °C

Technical standards:

Purity: 50.0-55.0%       

Active oxygen content: 4.65-5.12%   

PH value of extraction solution： ≧4.0       

Cu++: 5mg/kg max

Mn++ : 5mg/kg max

Packaging:

The standard package is a polyethylene plastic drum with a net weight of 190 kilograms, IBC package is also available, and small packages can also be packaged according to the specifications required by the user.

PMHP is a liquid organic peroxide of Class F, Goods Classification: 5.2, UN No. 3109, Dangerous Goods Packing Group II. IMDG CODE is 5229.

Safety Precautions:

(1) Keep away from fire, open flames and heat sources.

(2) Avoid exposure to reducing agents (e.g., amines), acids, alkalis, and heavy metal compounds (e.g., accelerants, metal soaps, etc.)

(3) Refer to the Safety Data Sheet (MSDS) for this product.

Uses:

PMHP is widely used as a polymerization initiator for styrene and its copolymers (e.g. SAN, ABS, SBR). Polymerization initiator for acrylic acid and methacrylic acid.

Storage conditions:

Keep the package closed and in a well-ventilated state, the maximum storage temperature of 35 ℃, to avoid and reducing agents such as amines, acids, alkalis, heavy metal compounds (accelerators and metal soaps), is strictly prohibited in the warehouse

Room dispensing and pickup.

Storage stability:

Stored in accordance with the conditions prompted by the manufacturer, the product can be guaranteed to meet factory technical standards within six months.

Fire Fighting:

Small fires need to be extinguished with dry powder or carbon dioxide extinguishers and sprayed with large amounts of water to prevent re-ignition. Large fires need to be sprayed with large quantities of water from a safe distance away.