Résine de pin phénolyque modifiée
With the advantage of good ductility and
elongation, is made from the condensation reaction taken place between
high quality Gum Rosin and Para-Tert-butyphenl, paraformaldehyde, the
esterified with Glycerol.
#367 Resin
Appearance: Transparent
Yellow/Brown Lumpy/Flake
Color (Gardner):8-10
Acid value: 20 Max
Softening Point (ring and ball):150-160
Viscosity (Din-4 Cup at 30): 25-35
seconds
#368 Resin
With is in very good hardness with
brittleness, is made from the condensation reaction taken place between
high quality Gum rosin and Bisphenol A and formaldehyde, the esterified
with pentaerythritol.
Appearance:
transparent Yellow Flake
Softening Point (ring and ball)℃:150-160
Color (Gardner):8-10
Acid value: 20Max
Viscosity (50% solution in Toulene):
25-35 Seconds in Ford Cup B-4 at 30 degrees
Colophane de pin (Resine gomme)
Gum rosin is also called colophony, i.e. the “ordinary”
rosin, which is made from the natural pine resin using sophisticated
rectification technique.
Gum rosin is a fused mixture of several kinds of resin
acid, easy to dissolve in many kinds of organic solvent, and has peculiar
chemical activity.
Packing
In galvanized iron drums of 225 kg net each.
The product should be stored in a cool and dark place, avoided
high temperature, away from the fire.
Saison d'exportation: juin à novembre
Specification
Target name |
X
Grade |
WW Grade |
WG
Grade |
Exterior |
Transparent body |
Color |
Slight Yellow |
Light Yellow |
Yellow |
Softening Point (ring and ball)℃≥ |
76 |
76 |
75 |
Acid Value (mgKOH/g) ≥ |
166 |
166 |
165 |
Contents of unsaponifiable, %≤ |
5 |
5 |
5 |
Insoluble matter in alcohol, %≤ |
0.03 |
0.03 |
0.03 |
Ash Content, %≤ |
0.02 |
0.02 |
0.03 |
|