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DHBP 2,5-Dimethyl-2,5-Di(Tert-butyl peroxide)hexane

Inquiry
  Post Date: Nov 10,2014
  Expiry Date: May 09,2015
  Detailed Description: Cas No. :78-63-7 Quantity: 5Metric Tons
Payment Method: L/C,T/T
DHBP

Molecular formula C16H34O4
Molecular weight 290.44
CAS NO. 78-63-7
UN NO. 3105
CN NO. 52005
EINECS. 201-128-1
Chemical name 2,5-Dimethyl-2,5-Di(Tert-butyl peroxide)hexane


Prepared By ICASON PM REVISION：2010
Approved By PRODUCTION SPECIFICATION
Valid From：2010-10-1


Brief Introduction：
DHBP is a low volatility, yellowish liquid , dialkyl peroxide for cross linking of elastomers (silicone rubber, EPDM, PE etc.).
Mp 8 ℃, relative density 0.8650, refractive index 1.4185 (28 ℃), flash point: closed / 36 ℃, open / 58 ℃, 80 self-accelerating decomposition temperature ℃. not soluble in water, soluble in alcohols, esters, ethers, hydrocarbons and organic solvents, has a special smell. Active oxygen Content11.02%.
Half life Data:
Activation Energy……36.0kcal/mole
10hr,Half Life Temp. ………………118℃
1hr,Half Life Temp. …………………138℃
1min,Half Life Temp ………………177℃

Specification：

Test Item Limit
Assay Min.93%
Color Max.90Hazen
Fe Max.0.0003%

Application Condition：
As Cross linking Agent, the temperature over 90 degrees Celsius, the amount of 1.2-2.5% (depending on different types of elastomers required).

Package and Storage：
20kg or 25kg, net, PE drum.
10～30℃ stored under shadow, good air circulation. Transportation, exposure and strenuous exercise should be avoided. Refrain from heat and acid, reducing agent such as during storage or shipment.

  CAS Registry Number:

78-63-7
  Synonyms: ;2,5-Dimethyl-2,5-bis[(2-methyl-2-propanyl)peroxy]hexane;2,5-Dimethyl-2,5-di(tert-butyl peroxy)hexane;Di-tert-butyl 1,1,4,4-tetramethyltetramethylene diperoxide;
  Molecular Formula: C32H66O2
  Molecular Weight: 482.8652
  Molecular Structure: 78-63-7 2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane
  Hazard Symbols:  O:Oxidizing agent;
 Xi:Irritant;
  Risk Codes: R10:;
R36/38:;
R7:;
  Safety Description: S14A:;
S26:;
S3/7:;
S36/37/39:;

  Company: Tianjin Icason Technology Co., Ltd     [ China ]        
  Contact: Benson Han
  Tel: +86-22-60938150
  Fax: +86-22-25621236
  Email: icason003@icason.com
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