Dicumyl Peroxide DCP CAS NO.80-43-3

Post Date:
Dec 09,2015
Expiry Date:
Dec 23,2015
Detailed Description:
Cas No. :80-43-3
Brief Introduction：
DCP is white crystalline.Melting point of 41 ～ 42 ℃. Relative density of 1.082.Decomposition

temperature 120 ～ 125 ℃ room temperature stable. Gradually become yellowish under light.

Insoluble water, soluble ethanol, ether,acetic acid, benzene and petroleum ether.
Mainly used as a curing agent for natural rubber, synthetic rubber, initiator of polymerization,

also be used for polyethylene resin cross linking agent.
Theoretical Active Oxygen 5.92% (purity 100%), 5.62% (95% purity);
Half Life Data:
100hr, Half Life Temp………101℃
10hr, Half Life Temp………117℃
1min, Half Life Temp……171℃

Specification：

Testing Item First Glass Standard Glass
Melting point ≥39.0 ≥38.5
Total volatile content ≤0.20 ≤0.40
Concentration ≥99.5 ≥98.5
Melt color (Pt-Co) ≤100 ≤150

Package and Storage：
20kg,Carton
Storage in dry and ventilative warehouse, avoid rain, moisture. Away from fire and heat, avoid

exposure, with no direct contact with the acid or mixed. Shelf life of two years.
CAS Registry Number:
80-43-3
Synonyms:
;DicumylperoxideinPolydimethylsiloxane;Bis(alpha,alpha-dimethylbenzyl)peroxide;dicumenyl peroxide;Perkadox BC;1,1'-(dioxydipropane-2,2-diyl)dibenzene;hydrogen peroxide-(1-methylethyl)benzene (1:2);2-(propan-2-ylperoxy)propane-benzene (1:1);Dicumyl peroxide(DCP);
Molecular Formula:
C₁₂H₂₀O₂
Molecular Weight:
196.286
Molecular Structure:
Hazard Symbols:
O:Oxidizing agent;
Xi:Irritant;
N:Dangerous for the environment;
Risk Codes:
R36/38:;
R51/53:;
R7:;
Safety Description:
S14A:;
S3/7:;
S36/37/39:;
S61:;