Description

Phthalic Anhydride, Pentaerythritol, Tall Oil, Rosin Resin is a specialized synthetic resin derived from the condensation reaction of its named components. This compound is engineered to deliver enhanced thermal stability and robust adhesive properties, making it a critical intermediate for high-performance industrial formulations. It is primarily sought by manufacturers in the coatings, adhesives, and ink industries seeking to improve product durability and chemical resistance.

Application

• Alkyd Resins for Industrial Coatings: Serves as a key building block for high-quality, durable alkyd resins used in protective paints and varnishes.
• Adhesive Formulations: Used as a tackifier and modifier in hot-melt and pressure-sensitive adhesives to enhance bond strength and thermal stability.
• Printing Inks: Incorporated into resin vehicles for inks to improve gloss, drying time, and substrate adhesion.
• Polymer Modification: Acts as a modifier for other polymers to impart specific characteristics like flexibility, hardness, or compatibility.
• Surface Coatings for Metal and Wood: A vital component in formulations designed for corrosion-resistant metal primers and durable wood finishes.

Basic Information

Product Name	Phthalic Anhydride, Pentaerythritol, Tall Oil, Rosin Resin
CAS No.	68554-37-0
Molecular Formula	Complex Polymer / Mixture
Molecular Weight	Variable (Polymeric)
Synonyms	Tall Oil Rosin-Pentaerythritol Ester; Pentaerythritol Rosinate; Modified Rosin Ester; Rosin-Modified Alkyd Resin; TOR Ester; Ester Gum (modified); Alkyd Resin Precursor; PA/PE/TO Rosin Resin
EINECS	Contact for details

Quality Control

Our Phthalic Anhydride, Pentaerythritol, Tall Oil, Rosin Resin is manufactured under strict process controls to ensure batch-to-batch consistency and performance reliability. Quality is verified through a series of analytical tests including acid value, softening point, color, and viscosity measurements. A Certificate of Analysis (COA) documenting these specifications is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider an inert atmosphere. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Pale yellow to amber solid / flakes
Acid Value (mg KOH/g)	5 - 25
Softening Point (Ring & Ball, °C)	80 - 120
Color (Gardner)	≤ 8
Viscosity (at 25°C, mPa·s)	Contact for details

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