Description

Rosin, Fumarated, Polymer With Diethylene Glycol And Pentaerythritol is a chemically modified rosin ester, engineered for enhanced performance in demanding industrial applications. This specialized polymer offers superior thermal stability, excellent adhesion, and compatibility with a wide range of polymers and solvents. It is a critical raw material for manufacturers in the adhesives, coatings, and ink industries seeking to improve product durability and performance.

Application

• Hot-Melt Adhesives (HMA): Acts as a key tackifier and modifier, providing excellent initial grab, adhesion to non-polar surfaces, and thermal stability for packaging, woodworking, and product assembly adhesives.
• Pressure-Sensitive Adhesives (PSA): Used in formulations for tapes, labels, and graphic films to enhance peel strength, tack, and shear resistance.
• Industrial and Protective Coatings: Imparts good gloss, hardness, and water resistance in solvent-based and high-solid coatings for metal, wood, and plastic substrates.
• Printing Inks: Serves as a resinous component in gravure and flexographic inks, improving pigment wetting, gloss, and rub resistance.
• Polymer Modification: Functions as a compatibilizer and processing aid in rubber and plastic compounds to enhance flow properties and material cohesion.
• Sealants and Caulks: Contributes to elasticity, adhesion, and durability in construction and automotive sealant formulations.

Basic Information

Product Name	Rosin, Fumarated, Polymer With Diethylene Glycol And Pentaerythritol
CAS No.	68152-50-1
Molecular Formula	Complex Polymer (Contact for details)
Molecular Weight	Variable (Contact for details)
Synonyms	Fumarated Rosin Pentaerythritol Ester; Fumarated Rosin Ester with Diethylene Glycol and Pentaerythritol; Rosin, fumarated, polymer with diethylene glycol and pentaerythritol; Modified Rosin Ester; Pentaerythritol Ester of Fumarated Rosin; Tackifying Resin; Rosin Ester Resin
EINECS	Contact for details

Quality Control

Our production of Rosin, Fumarated, Polymer With Diethylene Glycol And Pentaerythritol adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is tested against key parameters including acid value, softening point, color, and viscosity. A comprehensive Certificate of Analysis (COA) documenting these results is provided with every shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C / 59-77°F). Keep away from heat sources and open flame. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Pale yellow to amber solid / flakes
Acid Value (mg KOH/g)	10 - 25
Softening Point (Ring & Ball, °C)	90 - 120
Color (Gardner)	≤ 8
Viscosity (at 25°C, mPa·s, 70% in Toluene)	Contact for details
Identification (IR)	Conforms

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