Description

Rosin, Polymer With Cresol, Formaldehyde And Phenol is a synthetic phenolic-modified rosin resin, also known as a rosin-modified phenolic resin. This specialized polymer is engineered to enhance the performance of adhesive and coating formulations, offering superior tack, adhesion, and chemical resistance. It is a critical raw material for manufacturers in the pressure-sensitive adhesive, rubber compounding, and protective coating industries seeking to improve product durability and performance under demanding conditions.

Application

• Pressure-Sensitive Adhesives (PSAs): A key tackifier and modifier in tapes, labels, and graphic films to enhance peel and shear strength.
• Rubber Compounding: Used as a reinforcing resin and processing aid in tire manufacturing and industrial rubber goods to improve hardness and abrasion resistance.
• Protective & Industrial Coatings: Imparts excellent water resistance, adhesion, and durability in primers, varnishes, and marine coatings.
• Hot-Melt Adhesives: Functions as a tackifying resin to improve the bonding properties and thermal stability of adhesives for packaging and woodworking.
• Ink Formulations: Used in gravure and flexographic inks to provide gloss, rub resistance, and pigment wetting properties.
• Sealants and Caulks: Enhances flexibility, adhesion, and longevity in construction and automotive sealant applications.

Basic Information

Product Name	Rosin, Polymer With Cresol, Formaldehyde And Phenol
CAS No.	68607-50-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Rosin-modified phenolic resin; Phenolic modified rosin; Rosin-phenol-formaldehyde resin; Cresol-formaldehyde-rosin polymer; Tackifying resin; Modified rosin ester; Polymerized rosin phenol resin; RPF resin
EINECS	Contact for details

Quality Control

Our Rosin, Polymer With Cresol, Formaldehyde And Phenol is manufactured under a strict 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 and regulatory compliance needs.

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 strong acids and organic solvents. The product has a typical shelf life of 24 months when stored under these recommended conditions.

Specification

Item	Specification
Appearance	Amber solid lumps or flakes
Softening Point (Ring & Ball)	110 - 140 °C
Acid Value	≤ 30 mg KOH/g
Color (Gardner)	≤ 12
Saponification Value	Contact for details
Solubility (in Toluene)	Clear solution

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