Rosin (Gum Rosin)

Product-Details

Rosin (Gum Rosin)

Gum Rosin, also known as Colophony, is a natural, solid resin obtained primarily from the oleoresin of pine trees. This versatile material is valued for its brittle, glassy texture at room temperature and its characteristic piney odor. It is widely used across numerous industries due to its excellent adhesive, binding, and film-forming properties.

Key applications for Gum Rosin include the manufacturing of adhesives and sealants, where it acts as a tackifier, and in paints and varnishes to improve gloss and adhesion.

It's also a crucial ingredient in printing inks, paper sizing agents, rubber compounding, and soldering fluxes. Its natural origin makes it an increasingly popular eco-friendly alternative to synthetic resins in many formulations. HTPPL offers consistent quality Gum Rosin suitable for diverse industrial requirements.

Product Details
PRODUCT NAME ROSIN ( GUM ROSIN )
MOL. FORMULA C15H20O6
MOL. WEIGHT 296.31
CAS NO. 8050-09-7
HSN-CODE 2902
S.NO TEST SPECIFICATION
1 Grade As per client requirement
2 Color Equivalent to Gardner colour values ( 3.2 ) or matching colour of
corresponding permanent Lovibond US rosin colour standards
3 Relative Density 27°C 1.050 to 1.090
4 Acid Number, min. (mg KOH/g) 155
5 Saponification Number, min. 160
6 Softening point, °C, Min 70
7 Volatile matter, per cent by mass, Max 2.0
8 Ash content, percent by mass, Max 0.5
9 Matter insoluble in toluene, percent by mass, Max 1.00
10 Unsaponifiable mat ter, percent by mass, Max 6.00

Rosin (Gum Rosin)

Gum Rosin, also referred to as Colophony or Greek Pitch, is a natural organic resin harvested from living pine trees and other conifers. The raw pine oleoresin is collected and then distilled to remove volatile terpene components like turpentine, leaving behind the solid Gum Rosin. Chemically, it is primarily composed of various resin acids, with abietic acid being a significant constituent, which contributes to its acidic nature and reactivity.

The widespread industrial use of Gum Rosin stems from its unique combination of properties. In the adhesives industry, it serves as an excellent tackifier, enhancing bond strength and viscosity. For paints and coatings, it acts as a binder, improving durability and gloss. Printing ink formulations utilize Gum Rosin to aid pigment dispersion and adhesion. It's also employed in the rubber industry as a softening agent, in paper manufacturing for sizing to control water absorption, and as an essential flux in soldering to ensure clean and effective metallic connections.

As industries increasingly seek sustainable materials, HTPPL's Gum Rosin provides a reliable, high-purity, and renewable resource. Its versatility extends to applications in soaps, detergents, and even specialized uses like grip enhancers for musical instruments and sports, underscoring its broad utility.

  • Natural Origin: Derived from the oleoresin of pine trees, making it a renewable and eco-friendly resource.
  • Versatile Industrial Uses: Essential in adhesives, sealants, paints, coatings, printing inks, rubber, paper sizing, and soldering fluxes.
  • Key Properties: Excellent tackifier, binder, film-former, and emulsifier; soluble in organic solvents.
  • Chemical Backbone: : Primarily composed of resin acids like abietic acid, giving it unique reactivity.
  • Multiple Grades: Available in various color grades (e.g., WW, WG, X) to suit specific application needs for purity and appearance.
  • Broad Applications: Also used in soaps, detergents, musical instrument accessories, sports grip enhancers, and pharmaceutical preparations.

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Overall Rating: 4.5/5

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  • ⭐⭐⭐⭐⭐: “Great product! I’ve been using it for weeks and noticed significant improvements.” – John Doe
  • ⭐⭐⭐⭐⭐: “Exceeded expectations! Definitely will purchase again.” – Mike Johnson

Product COA

CAS Number: 8050-09-7

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Product MSDS

CAS Number: 8050-09-7

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