PowerNox™ 6260 ,Bis(2,4-di-tert-butylphenyl) pentaerythritol diphosphite,CAS No.26741-53-7



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Secondary Antioxidant - Phosphorous Based

PowerNox™ 6260

Bis(2,4-di-tert-butylphenyl) pentaerythritol diphosphite.
Synonym: 3,9-bis(2,4-bis(1,1-dimethylethyl)phenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro(5.5)undecane

Chemical Structure

Introduction / Features

PowerNox™ 6260 is a secondary high performance antioxidant for organic polymers. It has excellent melt flow and color protection during thermal processing of polymers.

Physical Properties

Chemical Name:	Bis(2,4-di-tert-butylphenyl) pentaerythritol diphosphite
CAS No.:	26741-53-7
EINECS No.:	247-952-5
Formula:	C`33`H`50`O`6`P`2`
Molecular Weight:	604
Melting Point(°C):	160-175
Volatile Loss(%):	Max.0.5
Appearance:	White to Off-white Powder
Phosphorous Content(%):	10-10.3
Acid Value (mgKOH/g):	Max.1.0
2,4-DTBP Content (%):	Max.1.0
Min. Purity:	99%

Solubility (20°C)	% w/w
Acetone:	8.5
Heptane:	4.5
Mineral Oil:	10
THF:	35
n-Hexane:	4.5
Methanol:	1.9
Toluene:	35.7
Water:	<0.01

Applications

PowerNox™ 6260 can be used as excellent melt flow and color protection during thermal processing of polymers.

PowerNox™ 6260 can be used in combination with hindered phenol.

PowerNox™ 6260 can be used with benzotriazoles and HALS for thermal and light stabilization in outdoor use.

Packings

PowerNox™ 6260 is supplied in 25Kg Aluminium Bag.

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