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United Initiators NOROX?500-50 1,1-Di(tert.butylperoxy)-3,3,5-trimethylcyclohexane 6731-36-8

Product Description::

  • NOROX? 500-50 is a 50% solution of 1,1-tert-butyl peroxide stabilized with aliphatic hydrocarbons.
  • This is a colorless, flowable liquid used as an initiator for polymer monomers such as styrene and as a curing agent for unsaturated polyester resins.

Technical data::

  • Appearance: colorless liquid
  • Peroxide content: approx. 50%
  • Active oxygen content: about 7.94%
  • Desensitizer: aliphatic hydrocarbon (boiling point > 170°C)
  • Density: approx. 0.83 g/cm3
  • Viscosity at 20°C: approx. 3 mPa-s
  • Refractive index at 20°C: approx. 1.429
  • Critical temperature (SADT): approx. 70°C
  • Recommended storage temperature: below 30°C
  • Maintenance of activity: 6 months
  • Half-life data: 10 hours/1 hour/1 minute (0.1 mole/isodecane): 95/114/155°C

appliance::

  • Curing of polyester resins: as a curing agent for unsaturated polyester resins in the temperature range of 120-160°C.
  • It can be used for thermoforming of surface-mounted materials (SMC) or volume-mounted materials (BMC) in the temperature range of 130-160°C. The temperature range of the thermoformer can be adjusted to the temperature of the surface-mounted material.

Treatment::

  • Mainly used for hot press molding of SMC and BMC.

We offer our products for sale in mainland China (in compliance withRegulations on the Administration of Internet Sales of Hazardous Chemicals ) and some of the products of the global export services, providing dangerous goods packaging containers, "outbound dangerous goods transportation packaging use identification results list", "outbound cargo inspection and quarantine" and other export procedures.
We have rich experience in exporting hazardous chemicals, covering Class 5.2 (including products for cold chain transportation), Class 3 and Class 9 dangerous goods. Our services have been extended to more than 40 countries worldwide, including the Middle East, Central Asia and Eastern Europe.

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