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High reactivity with melamine-formaldehyde and urea-formaldehyde systems for rapid cure at low temperatures.
Excellent compatibility with alkyd, polyester, and acrylic resin systems in thermosetting coatings.
Superior gloss retention and color stability after thermal curing and UV exposure.
Low formaldehyde emission profile, meeting stringent VOC and regulatory requirements for industrial coatings.
Consistent batch-to-batch performance ensured by strict GMP-controlled manufacturing.
Automotive OEM and refinish topcoats requiring high durability and mar resistance.
Appliance coatings for refrigerators, washing machines, and ovens.
Industrial coil coatings for pre-painted metal (PPM) used in building panels and HVAC components.
General-purpose baked enamels for metal furniture and office equipment.
Can coatings for food and beverage containers with FDA-compliant formulation options.
| Chemical Type | Melamine-formaldehyde crosslinker, alkylated with n-butanol and isobutanol |
| Product Form | Liquid |
| Appearance | Clear, pale yellow to colorless liquid |
| Solids Content (wt%) | 55–60% |
| Viscosity (25°C, mPa·s) | 1,200–2,000 |
| Acid Number (mg KOH/g) | < 3.0 |
| Density (25°C, g/cm³) | 1.08–1.12 |
| Flash Point (COC, °C) | > 65 |
Q1: What is the primary function of CCP BR-20SE in coating formulations?
A: CCP BR-20SE is a methylated amino resin designed to act as a crosslinking agent for hydroxyl-functional resins such as alkyds, acrylics, and polyesters. It enhances cure speed, hardness, chemical resistance, and thermal stability in baked coatings.
Q2: Is CCP BR-20SE compatible with acid-catalyzed systems?
A: Yes — it is commonly used with conventional acid catalysts (e.g., p-toluenesulfonic acid or blocked sulfonic acids) to promote efficient curing at typical baking temperatures between 120–160 °C. Catalyst selection and loading should be optimized based on desired pot life and cure profile.
Q3: How does CCP BR-20SE compare to other methylated melamine resins in terms of solubility and viscosity?
A: CCP BR-20SE offers good compatibility with common organic solvents (e.g., xylene, butanol, esters) and exhibits moderate viscosity, facilitating easy incorporation into solventborne and high-solids coating systems without excessive thinning.
Q4: Can CCP BR-20SE be used in low-bake or ambient-cure applications?
A: It is primarily intended for thermally cured systems. While some reactivity may occur at elevated ambient temperatures over extended periods, reliable film formation and full crosslinking require controlled thermal activation — it is not formulated for true ambient-cure performance.
Q5: What storage conditions are recommended to maintain product stability?
A: Store in tightly sealed containers in a cool, dry, and well-ventilated area, away from direct sunlight and strong oxidizers. Prolonged exposure to high humidity or temperatures above 35 °C may affect shelf life and viscosity development.
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