Detailed Product Description
1.Rubber grade Stearic Acid,
2.white crystals,
3.used as vulcanization activator of rubber ploymer and latex,also softener
stearic acid
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Physical and chemical properties:
Melting Point (°c): 70-71
Boiling Point (°c): 383
Relative Density (water=1): 0.87
Relative Vapor Density (air=1): 9.8
Saturated Vapor Pressure (kPa): 0.13 (173.7°c)
Flash Point (°c): 196
Ignition Temperature (°c): 395
Solubility: Not dissolve in water; slightly soluble in ethanol; easily Soluble in acetone, benzene; soluble in ether, chloroform, carbon tetrachloride, etc.
Application:
Stearic acid is widely used as cold-resistant plasticizer, stabilizer, surfactant, release agent, rubber vulcanization accelerator, etc.
stearic acid Specifications:
|
Terms
|
specification
|
|
Grade
|
triple pressed
|
double pressed
|
single pressed
|
|
Appearance
|
white flake, granular
|
white flake, granular
|
white flake, granular
|
|
Iodine value
|
2.0max
|
4.0max
|
8.0max
|
|
Sapon value
|
206-211
|
203- 214
|
193-220
|
|
Acid value
|
205-210
|
202-212
|
192-218
|
|
Hazen
|
200max
|
400max
|
800max
|
|
Titer, °c
|
54-57
|
54min
|
52min
|
|
Moisture,%
|
0.2max
|
0.2max
|
0.3max
|
