Polymerized Rosin

Polymerized Rosin Mainly be used as raw material in inks, adhesives and paints

Item NO.:
Polymerized Rosin
EINECS No.:
305-515-7
CAS No.:
94581-16-5

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Polymerized Rosin

Chemical Properties

The polymerized Rosin is made from Gum Rosin by sulfuric acid and chloride zinc process, it has characteristics of high content of dimers, high softening point, high acid value, no crystal, low content of hot-water-soluble material, easy dissolving in oil, light color changes of lead acetate paper.

Specifications

Properties	Target Values (Spec Limits)
Type	PR 90	PR 115	PR 140
Appearance	Yellow Transparent Solid
Color Gardner	≤7	≤10	≤10
Softening Point (R&B)°C	88-93	110-120	135-145
Acid Value, mgKOH/g	≤165	≥145	≥140
Density (20°C, abt., g/cm³)	1.08-1.1	1.08-1.1	1.08-1.1