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ETU(NA-22) -??????  
Manufacturer:-??????Hebi Huaxia Auxiliary Co.,LTD
Classification:Thioureas Accelerator
Chemical name:-??????Ethylene thiourea
Molecular formula: C3H6N2S
Cas No.:-??????96-45-7
Executing Standard:HG-T2343-92
Chemical Structure:
 -??????
Specification:
Index Name

Unit

Index

Powder

Oiled powder

Appearance

-

White or light green

Initial melting point

℃ ≥

193.0

193.0

Loss on heating

% ≤

0.30

0.30

Ash content

% ≤

0.40

0.40

Residue on sieve (100meshes)

% ≤

0.10

0.10

Oil content

%

/

1-2

 
Application:-?????? ETU can be used for CR. Must be used in combination with zinc oxide and magnesium oxide. Slight tendency to scorch. Proper vulcanization at normal temperature (above 121 ?C). Produces rubber products with good tensile stress, low in compression set and yet highly elastic and good anti-ageing properties.
 
Storage: To keep the bags tightly closed in a cool, well-ventilated place at 25℃ max, to place the goods on the dry wooden shelf at a height of 20cm min. And to avoid from moisture, sunshine, light and fires. The recommended max.shelf life is two years.
 
Package:-?????? 25kg or 20kg paper bag or PP weaved bag lined with plastic bag. Or to be packed as required.
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