English
Español
tiếng việt
русский
Highly effective latent acid catalyst for ambient-cure and low-bake urethane-acrylate systems.
Excellent storage stability with minimal premature reaction in formulated coatings and inks.
Enables rapid cure development upon thermal activation without excessive yellowing or odor generation.
Compatible with a broad range of acrylic, polyester, and alkyd resins used in high-performance coatings.
Non-corrosive and non-hygroscopic, supporting consistent batch-to-batch performance.
Automotive clearcoats and basecoats requiring low-temperature cure and high gloss retention.
Industrial coil coatings for metal substrates demanding fast line speeds and excellent mar resistance.
Can and container coatings where food-contact compliance and low VOC emissions are critical.
UV/thermal hybrid ink systems for flexible packaging and label printing.
Wood finishing coatings requiring balanced pot life and rapid through-cure on complex geometries.
| Chemical Type | Sulfonic acid derivative (latent, thermally activated) |
| Product Form | Free-flowing white to off-white crystalline powder |
| Appearance | Crystalline solid, free of visible lumps or discoloration |
| Primary Applications | Thermally triggered crosslinking in urethane-acrylate, melamine, and blocked isocyanate systems |
| Key Features | Latent reactivity, low volatility, non-volatile residue < 0.5% |
| Benefits | Extended pot life, reduced oven energy consumption, improved film hardness development |
| Storage Conditions | Store in original sealed container at 15–25°C; protect from moisture and direct sunlight |
Q1: What is the primary function of Nacure X49-110 in coating and ink formulations?
A: Nacure X49-110 is a blocked acid catalyst designed to promote efficient crosslinking of amine- or hydroxyl-functional resins—particularly melamine, urea, and polyol systems—at elevated cure temperatures. It remains inert at ambient conditions and activates selectively during thermal processing, enabling controlled reaction kinetics and improved film formation.
Q2: Is Nacure X49-110 compatible with waterborne systems?
A: Yes, Nacure X49-110 exhibits good compatibility with many waterborne acrylic, polyester, and hybrid resin systems. Its blocked nature helps minimize premature acid interaction with water or amine neutralizers, supporting stable dispersion and extended pot life prior to thermal activation.
Q3: How does Nacure X49-110 compare to traditional p-toluenesulfonic acid (pTSA) catalysts?
A: Unlike unblocked strong acids such as pTSA, Nacure X49-110 offers significantly improved handling safety, reduced volatility, and enhanced storage stability. Its thermally activated release profile minimizes corrosion concerns, substrate degradation, and odor issues commonly associated with conventional sulfonic acid catalysts.
Q4: What is the typical dosage range for Nacure X49-110 in industrial coatings?
A: Dosage depends on resin type, cure schedule, and desired performance balance, but it is typically used at low concentrations—generally ranging from 0.1% to 2% by weight relative to total non-volatile resin solids. Optimization through small-scale trials is recommended to achieve optimal cure response without compromising film appearance or flexibility.
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
Have a Questions? Call Us:
Add:
Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
