Phenolic-Modified Rosin Resin
CAS Number: 68153-90-2
Phenolic-modified rosin resin is a premium hard resin for heatset web offset and high-quality sheetfed inks, combining the fast-setting characteristics of rosin with the improved water resistance and oil-solubility imparted by phenol modification. It delivers outstanding gloss, rub resistance, and printability on LWC and coated art papers. Widely used in premium publication and commercial printing inks.
Technical Specifications
| appearance | Amber hard resin pellets or chunks |
| solubility | Aromatic/aliphatic hydrocarbons, linseed oil |
| color (Gardner) | ≤10 |
| acid value (mgKOH/g) | 10–25 |
| softening point (°C) | 150–180 |
Applications
- Heatset web offset inks for premium publications
- Sheetfed offset inks for luxury packaging and labels
- High-gloss overprint varnishes
- Coldset inks with improved rub resistance
- Letterpress and flexo varnishes on coated substrates
Key Features
- Excellent oil solubility and compatibility with vegetable oils
- Higher water resistance than unmodified rosin resins
- Promotes fast ink setting and drying in heatset applications
- Superior gloss and printability on coated papers
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CAS Number
68153-90-2
Category
Printing Ink ChemicalsAvailability
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