Highly reactive melamine-formaldehyde resin with balanced cure speed and pot life.
Excellent compatibility with polyester, alkyd, and acrylic resins in solvent-based systems.
Delivers superior hardness, chemical resistance, and gloss retention in cured coatings.
Low formaldehyde emission profile, supporting compliance with stringent environmental regulations.
Optimised for ambient-to-moderate bake conditions (120–160 °C), enhancing energy efficiency.
Automotive OEM and refinish topcoats requiring high durability and aesthetic performance.
Industrial maintenance coatings for metal substrates exposed to harsh environments.
Appliance coatings (e.g., refrigerators, washing machines) demanding scratch and stain resistance.
General-purpose coil coatings where consistent film formation and corrosion protection are critical.
| Chemical Type | Melamine-formaldehyde amino resin |
| Product Form | Liquid, solvent-borne (xylene/butanol blend) |
| Appearance | Clear to pale yellow, homogeneous liquid |
| Solids Content (wt%) | 90.0 ± 1.0% |
| Viscosity (25 °C, mPa·s) | 800–1,200 |
| Acid Number (mg KOH/g) | 5–12 |
| Density (20 °C, g/cm³) | 1.12–1.16 |
| Primary Applications | Thermosetting decorative and protective coatings |
Q1: What is the primary function of INEOS MAPRENAL MF900w/95 in coating formulations?
A: MAPRENAL MF900w/95 is a water-reducible melamine-formaldehyde resin designed to act as a crosslinking agent for hydroxyl-functional resins—such as alkyds, acrylics, and polyesters—in ambient- or low-bake industrial coatings. It enhances hardness, chemical resistance, and thermal stability of the cured film.
Q2: Is MAPRENAL MF900w/95 compatible with acid-catalyzed systems?
A: Yes—it is formulated for use with common organic acid catalysts (e.g., p-toluenesulfonic acid or blocked sulfonic acids) to promote efficient crosslinking at moderate cure temperatures. Catalyst selection and dosage should be optimized based on the specific resin system and desired pot life.
Q3: How does the “w/95” designation relate to product performance?
A: The “w/95” indicates that this grade is water-reducible with approximately 95% active resin solids content, offering high functionality per unit mass while maintaining favorable viscosity and storage stability. Its low water content supports efficient solvent reduction and improved VOC profile in final formulations.
Q4: What are typical handling and storage recommendations?
A: Store in tightly sealed containers at temperatures between 5 °C and 30 °C, away from strong oxidizing agents and excessive humidity. Avoid prolonged exposure to freezing conditions. When handled according to standard industrial hygiene practices, it presents no unusual occupational hazards beyond those common to amino resins.
Q5: Can MAPRENAL MF900w/95 be used in food-contact coatings?
A: While MF900w/95 is designed for industrial and protective coatings, its suitability for food-contact applications depends entirely on full formulation compliance with applicable regional regulatory frameworks. Formulators must conduct thorough migration testing and obtain regulatory clearance for the complete coating system—not the resin alone.
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