Description

Tall Oil Rosins are a versatile, naturally-derived resinous material obtained from the fractional distillation of crude tall oil, a by-product of the kraft pulping process. This product is valued for its excellent tackifying, adhesive, and film-forming properties, making it a crucial component in numerous industrial formulations. It is widely utilized across the adhesives, coatings, rubber, and printing ink industries to enhance performance and modify rheological characteristics.

Application

• Adhesives & Sealants: A primary tackifier in hot-melt, pressure-sensitive, and solvent-based adhesives.
• Rubber Compounding: Used as a processing aid and softener to improve tack and plasticity.
• Printing Inks: Acts as a resinous binder and viscosity modifier in various ink formulations.
• Surface Coatings: Employed in varnishes, paints, and industrial coatings to improve gloss, hardness, and drying time.
• Paper Sizing: Used in the production of paper and paperboard to impart water resistance.
• Soaps & Detergents: Serves as a raw material in the manufacture of emulsifiers and surfactants.
• Flux Cores: A key ingredient in solder wire flux for electronics manufacturing.

Basic Information

Product Name	Tall Oil Rosins
CAS No.	8052-10-6
Molecular Formula	Complex mixture (primarily diterpene resin acids)
Molecular Weight	~302 g/mol (for typical resin acids)
Synonyms	Tall Oil Rosin; TOR; Tall Oil Gum; Liquid Rosin; Rosin, tall-oil; Disproportionated Tall Oil Rosin; Polymerized Tall Oil Rosin; Lytor; Dymerex
EINECS	232-475-7

Quality Control

Our Tall Oil Rosins are produced under strict quality management systems to ensure batch-to-batch consistency and performance. Key parameters such as acid number, softening point, color, and viscosity are rigorously tested. Certificates of Analysis (COA) detailing the specific grade's properties are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources to maintain product integrity.

Specification

Item	Specification
Appearance	Pale yellow to amber solid/paste
Acid Number (mg KOH/g)	150 - 180
Softening Point (Ring & Ball, °C)	60 - 85
Color (Gardner)	≤ 8
Saponification Number	155 - 185
Unsaponifiables (%)	≤ 10
Ash Content (%)	≤ 0.1

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.