Description

Rosin, Maleated, Polymer With Glycerol, Esters With Polyethylene Glycol is a chemically modified rosin derivative engineered for enhanced performance in demanding formulations. This specialized polymer offers superior adhesion, compatibility, and film-forming properties compared to unmodified rosin. It is a critical raw material for manufacturers in the adhesives, coatings, and ink industries seeking to improve product durability and performance. Its unique structure provides excellent tackifying and emulsifying characteristics.

Application

• Hot-Melt Adhesives (HMAs): Acts as a primary tackifier and viscosity modifier, providing excellent initial grab and bond strength for packaging, woodworking, and non-woven applications.
• Pressure-Sensitive Adhesives (PSAs): Used in tapes, labels, and graphic films to enhance peel adhesion, tack, and shear resistance.
• Industrial & Protective Coatings: Imparts improved gloss, hardness, and water resistance in solvent-based and waterborne coating systems.
• Printing Inks: Serves as a resinous vehicle in flexographic and gravure inks, contributing to rub resistance, gloss, and pigment wetting.
• Polymer Modification: Functions as a compatibilizer and processing aid in various polymer blends and composites.
• Sealants and Caulks: Enhances adhesion to diverse substrates and improves the flexibility of the final seal.

Basic Information

Product Name	Rosin, Maleated, Polymer With Glycerol, Esters With Polyethylene Glycol
CAS No.	188958-72-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Maleated Rosin Polyethylene Glycol Ester; Maleic Anhydride-Modified Rosin Glycerol Ester with PEG; Rosin-Maleic Anhydride Adduct, Glycerol Ester, PEGylated; Tackifying Resin Ester; Poly(ethylene glycol) ester with maleated rosin glycerol polymer; Modified Rosin Ester; PEG Ester of Maleated Rosin Glyceride; Polymerized Rosin Ester
EINECS	Contact for details

Quality Control

Our production of Rosin, Maleated, Polymer With Glycerol, Esters With Polyethylene Glycol adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing to ensure consistent performance characteristics such as acid value, softening point, color, and viscosity. Certificates of Analysis (COA) documenting these specifications are provided with every shipment to guarantee traceability and compliance with your formulation requirements.

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 heat sources and open flame. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Amber to pale yellow solid / pellets
Acid Value (mg KOH/g)	10 - 30
Softening Point (Ring & Ball, °C)	90 - 120
Color (Gardner)	≤ 8
Viscosity (mPa·s @ 150°C)	300 - 1500
Identification (IR)	Conforms

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