Gum rosin in Chemicals

Description

Packaging & Delivery Packaging Detail: PACKAGE:**5kg galvanized drum or *5kg bag. Delivery Detail The goods will be ready within 3 weeks after the opening of L/C. Specifications Gum Rosin is a natural organic compound distilled from pine gum which is widely used as basic raw material. Gum rosin WW grade GUM ROSIN WW GRADE GUM ROSIN WW GRADE (ex Pinus Massoniana) Appearance:transparent Color(species standard);light yellow Softening point(R and B, deg C);*6.0 min. USAGE Paint, ink, rubber, paper, soap, Organic synthesis, etc. Acid value(mg/g);**6 min. Unsaponiflable matters:5.0% max. Insoluble matter in alcohol:0.**0% max NORM [C*9 H*9 COOH] Dirt matters:0.**0% max. PACKAGE:**5kg galvanized drum or *5kg bag. Rosin (also known as colophony) is a solid resinous material obtained from the oleoresin (tree sap) of live pine trees (called gum rosin), the stump wood of dead pine trees by solvent extraction (called wood rosin), and in the pulp paper recovery process (called tall oil rosin). USAGE: The rosin is used directly in the manufacturing of adhesives, inks, rubber compounds, paints & coatings, etc., or modified as resins to give more specific characteristics to the rosin to improve or change their stability, aging, color, tackiness, and so forth to be used in the above-mentioned products.