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Antioxidant DLTP
 Chemical
Name: Sulfo dihexl dipropionate
Commodity Name:DLTP
Molecular Formula:C30H58O4S
Structure Formula:
Molecular Weight:514.824
Property: White grain powder, soluble in acetone,mineral
ether ,benzene etc.Melting Point40℃，proportion (d )0.975。
Quality Standards
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Name
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Quality Standard
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Appearance
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White grain powder
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Crystallization Temperature(℃)
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39.5-41.5
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Liquor Color (Pt-Co）
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≤40
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Content(w/w%)
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99.4-99.5
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Ash Content
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≤0.01
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Iron Content
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≤3
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Acid Value
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≤0.05
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Volatile
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≤0.05
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Residue on screen(< 10 mess)
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100
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<16 mess
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≥95
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Use: Used in low-pressure polyethylene installations.
It is a good subordinate of main antioxidants and can extend
the life of products.
2,6-Dinitro-4-methylphenol
Commodity Name:DNPC
Molecular Formula:C7H6N2O5
Structure Formula:
Molecular Weight:198.13
Property: Yellow or light brown rime; Solubility in water
at 20℃:0.04%(W/W),soluble in benzene, ethylbenzene, styrene,and
more soluble in ethanol.
Quality Standards
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Name
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Index
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Appearance
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Yellow or light brown rime
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Content(W/W) %
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≥98.0
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Water Content(W/W) %
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1-2
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Insolubility in benzene(W/W) %
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≤0.5
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Melting Point℃
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78.5-81.5
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Use: It is good at inhibition and can prevent the formation
of high polymers. It has been tested that its inhibition
capability , small toxicity and high efficiency surpass
2.4-dinitrophenol. Besides, it can also be used as pesticides,
herbicides, paints or intermediates of other chemical products.
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