• Super Bright: Over 15 times brighter than traditional zinc sulfide powders, clearly visible in the dark.
• Long-Lasting Glow: Just 5-10 minutes of light exposure guarantees over 12 hours of glow in the dark.
• Excellent Stability: Superior UV resistance, with an outdoor lifespan of over 20 years.
• Eco-Friendly & Safe: Non-toxic and harmless, meeting environmental standards and safe for use.
Product Overview:
Our yellow-green long afterglow photoluminescent pigment utilizes a new rare-earth activated aluminate system, surpassing the performance limits of traditional zinc sulfide glow powder, delivering an unprecedented glow experience.
Available Colors:
We offer eight vibrant colors to meet your diverse needs:
· Yellow-green
· Blue-green
· Sky Blue
· White
· Orange
· Red
· Pink
Main Applications:
· Safety Signs: Escape routes, fire equipment, traffic signs, etc.
· Decoration: Glow cobblestone, glow gravel, paints, crafts, toys, etc.
· Other Fields: Instrument panels, clocks, fishing gear, etc.
Choose Us, Choose Long-Lasting Glow!
Contact us for more product details and samples.
Physical Properties:
Alkaline Earth Aluminate Super Long Afterglow Photoluminescent Pigment (Activated by Rare Earth Elements)-Yellow Green | ||
| Luminous Color | Yellow-Green |
Appearance Color | Light Yellow | |
State | Solid Powder | |
Substrate | Alkaline Earth Aluminate | |
Component | Strontium Aluminate + Rare Earth Elements: Eu, Dy | |
Chemical Formula | SrAl2O4: Eu2+, Dy3+ | |
Excitation Spectrum Wavelength Range | 200-450nm | |
Emission Spectrum Wavelength Peak | 520nm | |
Specific Gravity | 3.6g/cm3 | |
Model No. | Luminance | Luminance | Luminance | Afterglow Time | Particle Size | ||
Night | Daylight | 0min(mcd/m2) | 10mins(mcd/m2) | 60mins(mcd/m2) | Um(D50) | ||
|
| QY-YG-A | 44,241 | 711 | 84 | >12hours | 15~35 |
QY-YG-01 | 34,554 | 682 | 81 | >12hours | 80~100 | ||
QY-YG-02 | 26,780 | 497 | 67 | >12hours | 35~55 |
1) The data presented above was obtained in accordance with the DIN67510 standard, utilizing a D65 standard light source with an illumination level of 1,000 lux for an excitation period of 10 minutes.
2) The afterglow time refers to the industry standard of 0.32mcd/m2 for escape signs, which is the luminous value that can be recognized by the human eye.
