Pigment Blue 15:4 (Phthalocyanine Blue Alpha)
CAS 147-14-8
In StockMOQ
25 kg
Lead Time
7–14 days
Packaging
25 kg bags
Specifications
| Density | 1.60 g/cm³ |
| Appearance | reddish-blue powder |
| Color Index | PB 15:4 |
| Crystal Form | α-form (chlorinated) |
| Lightfastness | 8 (ISO 105-B02) |
| Chemical Class | Phthalocyanine |
| Heat Stability | 200°C |
| Oil Absorption | 30–50 g/100g |
FAQ
PB 15:3 (β-form) is greener and the most thermodynamically stable phase. PB 15:4 is a chlorinated α-form that is redder and specifically stabilised for waterborne systems where flocculation of the unstabilised α-phase would otherwise occur.
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