Nouryon Trigonox 425-C75 1,1,3,3-Tetramethylbutyl peroxypivalate, 75% solution in isododecane

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Nouryon Trigonox 425-C75 1,1,3,3-Tetramethylbutyl peroxypivalate, 75% solution in isododecane
Categories:	Other Engineering Material
Material Notes:	Trigonox 425-C75 is an initiator (75% active ingredient in odorless mineral spirits) for (co)polymerization of ethylene, vinyl chloride, vinylidine chloride acrylates and methacrylates. CAS number: 22288-41-1 EINECS/ELINCS No: 424-980-8 Applications: Trigonox 425-C75 is an efficient initiator for the ethylene polymerization under high pressure in both autoclave and tubular processes. To obtain a wide spectrum of polymerization temperatures, combinations with other peroxides are applied in practice. Depending on reaction conditions, Trigonox 425-C75 is active in the temperature range of 150-200°C. Information provided by Nouryon
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Physical Properties	Metric	English	Comments

Density	0.914 g/cc @Temperature 0.000 °C	0.0330 lb/in³ @Temperature 32.0 °F
Half-life	0.100 @Temperature 86.0 °C	0.100 @Temperature 187 °F	[hr]
	1.00 @Temperature 66.0 °C	1.00 @Temperature 151 °F	[hr]
	10.0 @Temperature 48.0 °C	10.0 @Temperature 118 °F	[hr]
Viscosity	9.3 cP @Temperature 0.000 °C	9.3 cP @Temperature 32.0 °F
Storage Temperature	-25.0 - -10.0 °C	-13.0 - 14.0 °F

Thermal Properties	Metric	English	Comments
Decomposition Temperature	20.0 °C	68.0 °F	Self-Accelerating Decomposition Temperature

Processing Properties	Metric	English	Comments
Shelf Life	3.00 Month	3.00 Month

Descriptive Properties
Appearance	Clear liquid
Assay	74.0-76.0 %
Color	=50 Pt-Co
Content	= 0.25 %		Hydroperoxides as TMBH
	250 mg/kg		Inorganic + organic hydrolysable chloride
	5.14-5.28 %		Active oxygen

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PNOURY1122 / 286645

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