Description

Rosin, Polymer With Bisphenol A, Formaldehyde, Glycerol, And Pentaerythritol is a high-performance, modified rosin ester resin engineered for demanding industrial applications. This specialized polymer offers enhanced thermal stability, adhesion, and compatibility compared to standard rosin derivatives, making it a critical formulation component. It is primarily utilized in the production of advanced adhesives, coatings, and inks where superior performance is required.

Application

• Hot-Melt Adhesives (HMA): A key tackifier and modifier, providing excellent initial tack, adhesion to diverse substrates, and thermal stability for packaging, woodworking, and product assembly adhesives.
• Pressure-Sensitive Adhesives (PSA): Used in tapes and labels to enhance peel strength, tack, and cohesive balance, particularly in formulations requiring good aging properties.
• Industrial and Protective Coatings: Acts as a resin modifier to improve film hardness, gloss, and chemical resistance in solvent-based and high-solid coating systems.
• Printing Inks: Employed as a resinous vehicle to promote pigment wetting, gloss development, and rub resistance in publication and packaging gravure/flexographic inks.
• Rubber Compounding: Functions as a processing aid and tackifier, improving the compoundability and green tack of rubber mixtures.
• Sealants and Caulks: Enhances adhesion, flexibility, and durability in various construction and automotive sealant formulations.

Basic Information

Product Name	Rosin, Polymer With Bisphenol A, Formaldehyde, Glycerol, And Pentaerythritol
CAS No.	68458-67-3
Molecular Formula	Complex Polymer Mixture
Molecular Weight	Contact for details
Synonyms	Modified Rosin Ester; Rosin-Bisphenol A-Formaldehyde-Glycerol-Pentaerythritol Polymer; Bisphenol A Modified Rosin Ester; Phenolic Modified Rosin Ester; Tackifying Resin; Polymerized Rosin Ester; Rosin Phenolic Resin; Ester Gum Modification
EINECS	Contact for details

Quality Control

Our production of Rosin, Polymer With Bisphenol A, Formaldehyde, Glycerol, And Pentaerythritol adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is characterized for key parameters including acid value, softening point, color, and viscosity. A comprehensive Certificate of Analysis (COA) documenting these specifications is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperatures (typically 15-25°C). Keep away from heat sources and open flame. Under these conditions, the product maintains optimal stability.

Specification

Item	Specification
Appearance	Pale Yellow to Amber Solid / Flakes
Softening Point (Ring & Ball)	85 - 120 °C
Acid Value	5 - 25 mg KOH/g
Color (Gardner)	≤ 8
Viscosity (at 160°C)	Contact for details

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