Description

Rosin, Maleated, Polymer With Formaldehyde, Pentaerythritol And 4-(1,1,3,3-Tetramethylbutyl)Phenol is a high-performance, modified rosin ester resin designed for demanding industrial applications. This specialized polymer offers enhanced thermal stability, excellent adhesion, and compatibility with a wide range of substrates and polymers. It is a critical raw material for formulators in the coatings, adhesives, and ink industries seeking to improve product durability and performance. The CAS number for this compound is 68952-49-8.

Application

This modified rosin resin is engineered for high-performance applications where robust adhesion and chemical resistance are paramount.

• Industrial & Protective Coatings: Used as a key resin or modifier in alkyds, epoxy esters, and phenolic-based coatings for metal, wood, and concrete, providing excellent water and chemical resistance.
• Hot-Melt & Pressure-Sensitive Adhesives (HMAs/PSAs): Imparts tack, adhesion, and cohesion properties, particularly useful in label, tape, and packaging adhesives.
• Printing Inks: Serves as a hard resin in gravure and flexographic inks, enhancing gloss, rub resistance, and pigment wetting.
• Rubber Compounding: Acts as a tackifier and processing aid in tire and industrial rubber goods manufacturing.
• Sealants and Caulks: Improves adhesion, flexibility, and durability in construction and automotive sealant formulations.
• Polymer Modification: Used as a compatibilizer or additive to modify the properties of other polymers, improving toughness and adhesion.

Basic Information

Product Name	Rosin, Maleated, Polymer With Formaldehyde, Pentaerythritol And 4-(1,1,3,3-Tetramethylbutyl)Phenol
CAS No.	68952-49-8
Molecular Formula	Complex Polymer (Contact for details)
Molecular Weight	Polymer (Contact for details)
Synonyms	Maleated Rosin-Phenol-Formaldehyde-Pentaerythritol Polymer; Modified Rosin Ester; Rosin, maleated, polymer with formaldehyde, pentaerythritol and 4-(1,1,3,3-tetramethylbutyl)phenol; Tackifying Rosin Resin; Phenolic Modified Maleic Rosin Ester; Pentaerythritol Ester of Maleated Rosin-Phenol-Formaldehyde Resin; 4-(1,1,3,3-Tetramethylbutyl)phenol-formaldehyde-pentaerythritol-maleated rosin polymer
EINECS	Contact for details

Quality Control

Our production of this modified rosin resin adheres to strict quality management protocols to ensure batch-to-batch consistency and performance reliability. Key parameters such as acid value, softening point, color, and viscosity are rigorously tested. Certificates of Analysis (COA) documenting these specifications are available for every batch upon request, supporting your quality assurance and regulatory compliance 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 easily oxidized; for long-term storage, consider an inert atmosphere (e.g., nitrogen blanket) to preserve product integrity. Keep away from heat sources and open flame.

Specification

Item	Specification
Appearance	Pale yellow to amber solid/lumps
Softening Point (Ring & Ball)	90 - 120 °C
Acid Value	10 - 30 mg KOH/g
Color (Gardner)	≤ 12
Viscosity (at 25°C, 60% 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.