Description

Rosin/ Phenol/ Formaldehyde/ Glycerol Polymer is a synthetic resin produced by the condensation polymerization of rosin, phenol, formaldehyde, and glycerol. This versatile polymer is valued for its excellent adhesive properties, chemical resistance, and thermal stability, making it a crucial component in industrial formulations. It is primarily sought after by manufacturers in the adhesives, coatings, and printing ink industries for enhancing product performance and durability.

Application

• Hot-Melt Adhesives: A key tackifier and modifier, providing improved adhesion, cohesion, and thermal stability for packaging, woodworking, and product assembly.
• Industrial Coatings & Inks: Used as a resin modifier in protective coatings, varnishes, and printing inks to enhance gloss, hardness, and resistance to chemicals and weathering.
• Rubber Compounding: Acts as a processing aid and tackifier in rubber products, improving the compound's workability and the final product's adhesion properties.
• Foundry Resins: Serves as a binder component in core and mold-making processes for metal casting, offering good breakdown properties.
• Paper Sizing: Utilized to improve the water resistance and printability of paper and paperboard.
• Sealants and Caulks: Incorporated to boost adhesion, flexibility, and durability in various construction and automotive sealant formulations.

Basic Information

Product Name	Rosin/ Phenol/ Formaldehyde/ Glycerol Polymer
CAS No.	67746-17-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Rosin-modified phenolic resin; Phenol-formaldehyde resin, rosin-modified; Glycerol ester of rosin-modified phenol-formaldehyde resin; Tackifying resin; Polymerized rosin phenol formaldehyde glycerol ester; PF resin modified with rosin and glycerol; Rosin phenolic resin; Adhesive resin 67746-17-2
EINECS	Contact for details

Quality Control

Our Rosin/ Phenol/ Formaldehyde/ Glycerol Polymer is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistent performance, including assessments of softening point, acid value, color, and solubility. Certificates of Analysis (COA) documenting these specifications are available upon request to support your quality assurance protocols.

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 flames. Under these conditions, the product maintains optimal stability.

Specification

Item	Specification
Appearance	Amber solid lumps or flakes
Softening Point (Ring & Ball)	80 - 120 °C
Acid Value	≤ 30 mg KOH/g
Color (Gardner)	≤ 12
Solubility (in Toluene)	Clear solution

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