Trigonox® 21S

Trigonox® 21S is an initiator for (co)polymerization of ethylene, styrene, acrylonitrile and (meth)acrylates. Curing agent for unsaturated polyester resins.

Specifications

Acid as 2-ethylhexanoic acid ≤ 0.30 %
Active oxygen ≥ 7.18 %
Appearance Clear liquid
Assay ≥ 97.0 %
Color ≤ 30 APHA
Inorganic + organic hydrolysable chloride ≤ 100 mg/kg
TBHP ≤ 1000 mg/kg

Characteristics

Density, 20 °C 0.900 g/cm³
Viscosity, 20 °C 4.3 mPa.s

Applications

Trigonox® 21S (tert-Butyl peroxy-2-ethylhexanoate) can be used for the market segments: polymer production, thermoset composites and acrylics with their different applications/functions. For more information please check our website and/or contact us.

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Brand:AOC
Appearance:clear
Viscosity, 23°C:260 – 300 mPa.s
Solids content, IR:64.0 – 67.0%
Gel time from 25 to 35°C:42 – 47 minutes
Cure time from 25°C to peak:52-56 minutes
Peak temperature:120 – 150 °C

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CAS number:94-36-0
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Molecular Weight:242.2
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Brand:Perkadox®
Chemical family:Organic peroxide
CAS number:25155-25-3, 2212-81-9
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Chemical family:Organic peroxide
CAS number:2212-81-9, 25155-25-3
Physical form:Powder
Molecular Weight:338.5
Concentration:3.7-3.9%
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Brand:Trigonox
Chemical family:Organic peroxide
CAS number:24748-23-0
Physical form:Liquid
Molecular Weight:264.3
Chemical name:3,6,9-Triethyl-3,6,9-trimethyl-1,4,7-triperoxonane, 8% on polypropylene

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