Polymer-related chemicals

AIBN

Oil soluble Azo initiators

oil soluble

Plastics manufacturing

Photocurable

AIBN is the most common oil-soluble azo polymerization initiator, and is used for polymerization of versatile polymers.

  • 10 Hour half-life decomposition temperature:65℃
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Chemical name 2,2'-Azobis(isobutyronitrile)
CAS RN® 78-67-1
Molecular weight 164.21

Physical characteristics

Color
Appearance
white
crystalline powder
Melting point/freezing point 100-103(dec.) °C
10hour half-life decomposition temperature 65℃(in toluene)
Activation energy 132.4 kJ/mol K
Frequency factor(ln A) 36.30
Solubilities

water : very slightly soluble.
acetone : freely soluble.
methanol, toluene : soluble.
ethanol : sparingly soluble.

SADT 50℃

*SADT: Self-accelerating decomposition temperature

Packaging & Storage conditions

Packaging 20kg
Storage conditions keep under 20℃

Related laws and regulations

TSCA Listed
EINECS Listed
REACH 01-2119488882-21-xxxx