Antioxidant 168

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Antioxidant 168
Posting date : Nov 30, 2009
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29-
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Antioxidant NH-AT-168 Basic Information Trademark: NH-AT-168 Chemical Name: Tris -(2,4-di -tert -butyl -phenyl )-phosphite Molecular Formula: C42H63O3P Molecular Weight: 646 CAS NO.: 31570-04-4 Structure: Physicochemical Properties Item Standard Appearance White crystalline powder Melting Point 182℃-186.5℃ Solubility Soluble in toluene, dichloromethane and other organic solvents, slightly soluble in esters, insoluble in water. Flash Point 257℃ Light Transmittance ≥96% (425nm), ≥98%(500nm) Acid Value mg KOH/g ≤0.30 Assay ≥99.0% Volatility ≤0.5% Free 2.4-di-tert-butylphenol ≤0.2% Applications Mixed with antioxidant NH-AT-1010, NH-AT-1076, it could improve thermal stability of polymer. It can be widely used for PE、PP、PS、PA, PC, ABS, etc. Referenced Dosage 0.1%~0.3%. Packing&Storage Cardboard boxes (bag) lined with plastic bags, net weight 25kg/box(bag) . Low water tolerance. Need to be stored away from moisture and heat.

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