Description
🧪 YDN525 High Imino Methyl Etherified Melamine Resin
Water-Soluble Crosslinker for Eco-Friendly Baking Finishes
🌟 Product Overview
YDN525 is a high-performance methyl etherified melamine formaldehyde resin with high imino functionality, designed for use in water-based and solvent-based baking finishes. It offers exceptional compatibility with various polymer systems, low VOC emissions, fast cure at low temperatures, and excellent water resistance.
🔧 Key Features
- ✅ High Imino Content – Enables fast crosslinking and improved film hardness
- ✅ Water-Soluble – Partial solubility in water, glycols, esters, alcohols
- ✅ Solvent: Isobutanol – Balanced reactivity and stability
- ✅ Catalyst-Free Curing – Compatible with low-acid resins, no strong acid needed
- ✅ Excellent Resin Compatibility – Works with waterborne acrylics, polyesters, epoxies, and cellulose
- ✅ Low VOC & Emissions – Reduces loss during baking and improves sustainability
- ✅ Improves Film Properties – Less foaming, better salt spray resistance, enhanced moisture durability
📌 Typical Applications
- Water-based industrial coatings
- Acrylic baking enamels
- Polyester clear coats
- Waterborne topcoats and primers
- Coatings on metal, wood, plastics
📊 Technical Specifications
|
Property |
Typical Value |
|
Appearance |
Transparent to light-yellow viscous liquid |
|
Solvent |
Isobutanol |
|
Non-Volatile Content (105°C, 3h) |
75–80% |
|
Viscosity (30°C) |
1000–3000 mPa·s |
|
pH (1:1 solution) |
8.0–9.5 |
|
Free Formaldehyde |
≤1.0% |
|
Water Solubility |
Partially soluble |
|
Xylene Solubility |
Partially soluble |
|
Shelf Life |
6 months (cool, ventilated storage) |
🧪 Resin Compatibility
- Short- and medium-oil alkyd resins
- Polyester polyols
- Acrylic emulsions and dispersions
- Epoxy resins
- Cellulose-based film formers
- Waterborne polyesters (excellent)
📦 Packaging Options
- 20L Plastic Drums
- 200L Steel Drums
- 1000L IBC Totes
🛡️ Storage & Handling
- Store in cool, dry, ventilated conditions
- Keep away from heat and sunlight
- Shelf life: 6 months in unopened containers
- Use standard PPE during handling (gloves, goggles)
