Description

Woodrosin I is a specialized rosin derivative, a high-purity chemical intermediate identified by CAS No. 156057-51-1. This compound is valued for its consistent chemical structure and performance, making it a critical component in advanced formulation chemistry. It is primarily sought by manufacturers in the adhesives, coatings, and specialty polymer industries seeking to enhance product performance and stability.

Application

• Adhesive Formulations: Acts as a key tackifier and modifier in hot-melt, pressure-sensitive, and structural adhesives.
• Industrial Coatings & Inks: Used as a resin modifier to improve gloss, hardness, and drying properties in protective coatings and printing inks.
• Polymer Synthesis: Serves as a reactive intermediate or modifier in the production of specialty polymers and resins.
• Rubber Compounding: Employed as a processing aid and softener to enhance the plasticity and tack of rubber compounds.
• Sealants & Caulks: Improves adhesion, cohesion, and application properties in various sealant formulations.
• Foundry & Soldering Fluxes: Used as a component in fluxes to improve wetting and remove oxides.

Basic Information

Product Name	Woodrosin I
CAS No.	156057-51-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Rosin, modified; Wood rosin derivative I; Colophony derivative; Gum rosin derivative; Abietic acid derivative; Pine resin derivative; Tall oil rosin derivative
EINECS	Contact for details

Quality Control

Our Woodrosin I is produced under a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including purity assay and impurity profiling. Certificates of Analysis (COA) documenting compliance with agreed specifications are available upon request.

Storage

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

Specification

Item	Specification
Appearance	Yellowish to amber solid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Softening Point	70 - 85 °C
Acid Value	150 - 180 mg KOH/g
Ash Content	≤ 0.1%

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