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V-50

V-50

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V-50 is a cationic azo initiator having a low decomposition temperature. It is soluble in water... more

Product information

V-50 is a cationic azo initiator having a low decomposition temperature. It is soluble in water and has a 10 hour half-life decomposition temperature of 56° C.

V-50 can be applied for superabsorbent polymers and polymer coagulants.

Chemical Name

2,2'-Azobis(2-methylpropionamidine)dihydrochloride

CAS No.: 2997-92-4

Molecular weight: 271.19

Physical characteristics

Appearance

Nearly white granules

Melting/freezing point 160-169° C
10 hour half-time decomposition temperature 56° C in water
Activation energy 123.4 KJ/mol K
Frequency factor (ln A) 34.23
Solubility

Freely soluble in water
Insoluble in methanol, ethanol, acetone, DMF and dioxane

Self-accelerating decomposition temperature (SADT) 110° C

Main Applications

  • Acrylic emulsion, adhesives and emulsion polymerization
  • Finishing agents for textile and wool
  • Flocculants, dispersions and resists
  • Super absorbent polymers
  • Water and oil repellents
  • PVF dispersion
  • Ion exchange membrane

Regulations

  • EINECS No.: 221-070-0
  • REACH: 01-2119987319-20-0000

Storage

Store under 40°C. Provide sufficient ventilation. Only packaging which is approved (e.g. acc. to ADR) may be used.

Safety Information

Icon: Entzündbar
Flammable
Icon: Gesundheitsgefahr
Health Hazard
Icon: Umweltgefährdend
Hazardous to the Environment

Literature

For more information and the latest publications please visit the Mediacenter.

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