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High reactivity with hydroxyl and carboxyl functional groups for rapid crosslinking.
Excellent compatibility with acrylic, polyester, and alkyd resin systems.
Low formaldehyde emission profile, supporting VOC-compliant coating formulations.
Enhanced thermal stability and hardness development in cured film networks.
Consistent batch-to-batch performance ensured through stringent quality control.
Automotive OEM and refinish topcoats.
Industrial coil coatings for metal substrates.
General-purpose can and container coatings.
Wood furniture and cabinetry finishes.
Appliance enamel coatings requiring durability and gloss retention.
| Chemical Type | Methylated melamine-formaldehyde resin |
| Product Form | Liquid |
| Appearance | Clear to slightly hazy, colorless to pale yellow liquid |
| Non-Volatile Content (wt%) | 60 ± 1 |
| Viscosity (mPa·s, 25°C) | 100–200 |
| Density (g/cm³, 25°C) | 1.22–1.26 |
| pH (10% aqueous solution) | 7.8–8.5 |
| Solvent System | Isobutanol / xylene blend |
Q1: What is the primary function of INTETIA MI7150 in coating formulations?
A: INTETIA MI7150 is a melamine-formaldehyde based amino resin designed to act as a crosslinking agent, enhancing hardness, chemical resistance, and thermal stability in thermosetting coatings—particularly for metal decorating and coil coating applications.
Q2: Is INTETIA MI7150 compatible with common acrylic and polyester resins?
A: Yes, INTETIA MI7150 exhibits good compatibility with standard hydroxyl-functional acrylic and polyester resins used in industrial baking finishes. Compatibility should be verified experimentally under intended cure conditions due to formulation-specific variables.
Q3: What are typical curing conditions when using INTETIA MI7150?
A: INTETIA MI7150 is formulated for conventional thermal cure cycles, generally requiring temperatures between 140 °C and 180 °C for 10–30 minutes, depending on substrate, film thickness, and catalyst presence.
Q4: Does INTETIA MI7150 require acid catalysis for efficient crosslinking?
A: While INTETIA MI7150 can undergo self-condensation at elevated temperatures, optimal reactivity and cure speed are typically achieved with a suitable acid catalyst—such as p-toluenesulfonic acid or blocked acid systems—especially in low-bake applications.
Q5: How should INTETIA MI7150 be stored to maintain stability?
A: Store in tightly sealed containers in a cool, dry, and well-ventilated area away from direct sunlight and strong oxidizing agents. Prolonged exposure to high humidity or elevated temperatures may affect viscosity and shelf life.
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E-mail: wangxingqiang@ericwchem.com
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