Rosin Modified Phenolic

Rosin Modified Phenolic Resins are high-performance thermoplastic resins engineered to provide an optimal balance of flexibility and hardness in coating systems. These resins are manufactured by modifying natural rosin with phenolic condensates, resulting in enhanced mechanical and chemical performance.

Key Features & Benefits

Excellent balance of hardness and flexibility
Superior film-forming properties
Outstanding thermal stability
Strong chemical resistance
Good compatibility with a wide range of polymers
Consistent performance under demanding industrial conditions

Applications

Rosin Modified Phenolic Resins are widely used in:

● Printing Inks – Deliver improved gloss, adhesion, and abrasion resistance

● Coatings – Enhance durability and film integrity

● Varnishes – Provide hardness while maintaining flexibility

These resins are particularly suitable for applications where high hardness combined with flexibility is critical, ensuring long-term performance and reliability.

Product Specifications

ULTRAREZ 701

Appearance

Pale Yellow Lumps

Softening Point
(°C B & R)

120-130

Acid Value

< 25 MG KOH/GM

Viscosity @30 C of 50% sol in FCB4

20-40 secs in Toluene

Solubility

Soluble In Toluene/Xylene & Aromatic Solvents

Application

Oil Varnish, Enamel, Baking Varnish, Insulation Varnish, Printing Inks

ULTRAREZ HMP