Songzi Nanhai Chemical Co., Ltd.

China Manufacturer with main products: Clarifying Agent, Plastic Additives, Epoxy Resin, Phenolic Resin

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Antioxidant


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Place of Origin: Hubei in China

Specifications

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.
 
 
 
Antioxidant
NH-AT-1010
Basic Information
Trademark: NH-AT-1010
Chemical Name: Tetrakis[methylene-3-(3,5-di-tert-butyl-4-hydroxyphenyl -propionate )] methane
Molecular Formula:  C73H108O12
Molecular Weight: 1177.6
CAS NO.: 6683-19-8
Structure:
Physicochemical Properties
Item
Standard
Appearance
White crystalline powder
Melting Range
110.0-125..0 °C
Ash
≤0.10%
Volatility
≤0.50%
Light Transmittance
≥96.0% (425nm), ≥98.0%(500nm)
Assay
≥98.0%
Solubility
Soluble in benzene, acetone, hexane, etc, sparingly soluble in methanol, insoluble in water.
 
Applications
It is a kind of HMW hindered phenol antioxidant, and could 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) .
Need to be stored in a dry and cool place
 
 
 
Antioxidant 
NH-AT-1076
Basic Information
Trademark: NH-AT-1076
Chemical Name: n - Octadecyl-β-(4-hydroxy-3,5-di-tert-butyl -phenyl )-propionate
Molecular Formula: C35H62O3
Molecular weight: 530.86
CAS NO.: 2082-79-3
Structure :
Physicochemical  Properties:
Item
Standard
Appearance
White crystalline powder
Melting Range
50.0-55.0°C
Ash
≤0.10%
Volatilizing
≤0.50%
Transmittance
≥96.0% (425nm), ≥98.0%(500nm)
Assay
≥98.0%
solubility
Soluble in benzene, acetone, hexane, etc, sparingly soluble in methanol, insoluble in water.
Applications
Mixing with good synergistic of antioxidant NH-AT-168, it can enhance efficiency and can retard heat and oxidation degradation of polymer. It can be widely used for PE, PP, POM, ABS resin and other synthetic resin, compound rubber and petro-products.
 
Referenced Dosage
0.1-0.5%
 
Packing&Storage
Cardboard boxes (bag) lined with plastic bags , Net weight 25kg/box(bag) ..
Need to be stored in a dry and cool place.
 

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