الرئيسية » أرشيف الوسم : acrylonitrile

أرشيف الوسم : acrylonitrile

Acrylonitrile

An explosive, poisonous, flammable liquid, boiling at 171 °F (77.3°C), partly soluble in water. It may be regarded as vinyl cyanide, and its systematic name is 2-propenonitrile. Acrylonitrile is prepared by ammoxidation of propylene over various sorts of catalysts, chiefly metallic oxides. Most of the acrylonitrile produced is consumed in …

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buna rubber

A type of synthetic rubber based in polymerization of butadiene (buta-1,3-diene). The name comes from Bu (for butadiene) and Na (for sodium, which was used as a catalyst in the original polymeriza­tion reaction). An improved form, known as Buna-S was developed by copolymerizing butadiene with styrene. In 1934, Buna-N was …

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