Description

Resin Acids And Rosin Acids, Dimers, Polymers With Maleic Anhydride, Pentaerythritol And Tall-Oil Rosin is a complex, modified rosin ester polymer designed for high-performance industrial applications. This specialized chemical offers enhanced thermal stability, improved adhesion, and excellent compatibility with a wide range of polymers and solvents. It is primarily utilized by manufacturers in the adhesives, coatings, inks, and rubber industries seeking to improve product durability and performance characteristics.

Application

• Hot-Melt Adhesives (HMA): Acts as a key tackifier and modifier, enhancing adhesion, flexibility, and thermal stability.
• Pressure-Sensitive Adhesives (PSA): Improves peel strength, tack, and shear resistance in tapes and labels.
• Industrial and Protective Coatings: Used as a resin modifier to improve film hardness, gloss, and chemical resistance.
• Printing Inks: Serves as a resinous component to enhance pigment wetting, gloss, and printability.
• Rubber Compounding: Functions as a processing aid and tackifier, improving compound cohesion and mold flow.
• Sealants and Caulks: Provides improved adhesion to various substrates and enhances the flexibility of the final seal.
• Polymer Modification: Used as a compatibilizer or modifier in various polymer blends to tailor specific physical properties.

Basic Information

Item	Details
Product Name	Resin Acids And Rosin Acids, Dimers, Polymers With Maleic Anhydride, Pentaerythritol And Tall-Oil Rosin
CAS No.	67923-01-7
Molecular Formula	Complex Mixture / Polymer
Molecular Weight	Variable (Polymeric Mixture)
Synonyms	Tall oil rosin, maleic anhydride, pentaerythritol polymer; Modified rosin ester; Maleated rosin pentaerythritol ester; Rosin-Maleic Anhydride-Pentaerythritol Adduct; Tackifying resin; Polymerized rosin ester; Ester of polymerized rosin; UNII-9FZ98918W2
EINECS	Contact for details

Quality Control

Our production of this modified rosin ester adheres to strict quality management protocols. Each batch is characterized for critical parameters including acid value, softening point, color, and viscosity to ensure batch-to-batch consistency and performance reliability. Certificates of Analysis (COA) documenting these specifications are available upon request to support your quality assurance and regulatory needs.

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 product is light-sensitive and easily oxidized; prolonged exposure to air, heat, or light should be avoided to maintain optimal quality and performance.

Specification

Item	Specification
Appearance	Pale yellow to amber solid / flakes
Softening Point (Ring & Ball)	90 - 120 °C
Acid Value	10 - 30 mg KOH/g
Color (Gardner)	≤ 8
Viscosity (at 160°C)	Contact for details
Identification (IR)	Conforms

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