Nubiola FP-64 Ultramarine Pigment

Features Of Nubiola FP-64 Ultramarine Pigment

1. High chroma deep blue shade with excellent tinting strength and color consistency.

2. Outstanding thermal stability up to 180 °C, suitable for medium-temperature processing.

3. Low water solubility and superior alkali resistance, ensuring performance in demanding formulations.

4. Free-flowing, dust-reduced powder form for improved handling and dispersion efficiency.

5. Compliant with global regulatory frameworks including EU REACH and US FDA 21 CFR for applicable applications.

Typical Applications Of Nubiola FP-64 Ultramarine Pigment

1. Plastics: Polyolefins, PVC, PS, and engineering resins requiring stable blue coloration.

2. Inks: Water-based and solvent-based gravure, flexo, and screen printing inks.

3. Coatings: Architectural paints, industrial finishes, and powder coatings.

4. Construction materials: Colored concrete, stucco, and dry-mix mortars.

5. Cosmetics: Approved grades for use in non-leave-on decorative cosmetic formulations (e.g., nail polishes, eye shadows).

Specifications Of Nubiola FP-64 Ultramarine Pigment

Nubiola FP-64 Ultramarine Pigment – Frequently Asked Questions (FAQ)

Q1: What is the primary chemical composition and structural basis of Nubiola FP-64?

A: Nubiola FP-64 is a synthetic ultramarine pigment based on a sodalite-type aluminosilicate lattice, with polysulfide anions (Sₙ²⁻) responsible for its characteristic intense blue hue. It contains no heavy metals such as lead, cadmium, or chromium, and is chemically distinct from phthalocyanine or inorganic oxide pigments.

Q2: Is FP-64 suitable for use in acid-sensitive applications, such as certain coatings or cleaning formulations?

A: No — like most ultramarine pigments, FP-64 is sensitive to acidic environments and may undergo color fading or discoloration (e.g., turning greenish or pale) at pH below approximately 5.5. It is best suited for neutral to alkaline systems, including detergents, artist paints, plastics, and architectural coatings where pH stability is maintained.

Q3: How does FP-64 perform under UV exposure and elevated temperatures?

A: FP-64 exhibits good lightfastness in indoor applications but has limited UV resistance under prolonged outdoor exposure. Thermal stability is adequate for standard processing conditions (e.g., extrusion or mixing below 120 °C), though extended heating above this range may cause gradual color shift due to sulfur oxidation.

Q4: Can FP-64 be used in food-contact or cosmetic-grade formulations?

A: Nubiola FP-64 is not certified for direct food contact or cosmetic use under current global regulatory frameworks. While it meets general industrial purity specifications, it is intended for non-ingestible, non-cosmetic applications such as industrial coatings, household cleaners, and polymer coloration where regulatory compliance for human exposure is not required.

Q5: What dispersion characteristics should formulators expect when incorporating FP-64 into aqueous or polymeric systems?

A: FP-64 disperses readily in water and polar media with appropriate surfactants or dispersing agents. In non-polar polymers, pre-compounding or surface treatment may be needed to ensure uniform distribution and avoid agglomeration. Typical dosage depends on formulation requirements but generally ranges from 0.1% to 2% by weight to achieve target chroma and opacity.