The Magic of the Night: Glow-in-the-Dark Powder
Glow-in-the-Dark Powder, technically known as Photoluminescent Pigment, is a high-performance material that captures light energy and stores it to be released as a visible glow in total darkness. Unlike the faint, short-lived “neon” toys of the past, modern glow powders are engineered for extreme brightness and incredible longevity.

The Science: How It Charges ( glow-in-the-dark powder )
These powders are primarily composed of Strontium Aluminate doped with rare earth elements. They act like a “light battery”:
-
Charging: When exposed to UV light (sunlight) or artificial light (LEDs/Fluorescent), electrons in the pigment become “excited.”
-
Storage: Instead of releasing that energy immediately, the pigment traps it.
-
Discharge: In the dark, the electrons slowly return to their ground state, emitting a steady, ethereal glow.
-
The UV Advantage: While any light will charge them, UV light (blacklights or direct sun) provides the fastest and most intense charge.
Key Features & Performance
-
Long Persistence: Everyglow High-quality glow-in-the-dark powder can glow for 10 to 12 hours after a full charge, staying visible throughout the night.
-
Infinite Cycles: The charging and discharging process is a physical reaction, not a chemical one. The powder can be recharged millions of times over 20+ years without losing its potency.
-
Safety First: Modern strontium-based powders are non-toxic, non-radioactive, and environmentally friendly.
-
Invisibility: Most powders appear as an off-white or pale lime color in daylight, allowing them to remain “hidden” until the lights go out.

night glow powder
How to Use It: Mixing & Application
Photoluminescent powder is a raw ingredient that must be mixed into a “clear carrier” to be used effectively.
-
Ratios: A common starting point is 1 part powder to 4 parts carrier (20% to 25% by weight).
-
Compatibility: It can be mixed into epoxy resin, clear-coat paint, glue, nail polish, glass, or silicone.
-
The Base Coat: For the brightest result, always apply the mixture over a white or light-colored background. A dark background will absorb the light and “kill” the glow.
| Glow Color | Glow Intensity | Persistence | Best Use Case |
| Green | Highest | 12+ Hours | Safety signs, emergency markers, and maximum visibility. |
| Aqua/Sky-Blue | High | 10+ Hours | “Starry” resin tables, pool decks, and architectural accents. |
| Purple/Violet | Moderate | 2–4 Hours | Artistic highlights, high-end jewelry, and “galaxy” effects. |
| Red/Orange | Subtle | 1–2 Hours | “Lava” effects and unique artistic contrasts. |
Common Applications
-
Resin Art: Creating “River Tables” that glow at night or enchanted jewelry.
-
Home Safety: Marking the edges of stairs, light switches, or escape routes.
-
Automotive: Custom “ghost” glow paint for rims, pinstriping, or interior accents.
-
Fishing: Coated lures and jigs for deep-sea or night fishing.
Pro-Tip: If you are using the powder in a water-based medium (like acrylic paint), ensure you buy “Waterproof” or “Encapsulated” powder. Standard glow powder can react with water and lose its ability to glow over time.
Everyglow LBG Series yellow-green Strontium Aluminate base photoluminescent powder is a Rare earth strontium aluminate base glowing material, which have 30 times afterglow than traditional zinc sulfide base phosphorescent material. Everyglow LBG-HA pigmento de fosforescencia available glow 10-12hours after absorb the visible light for 5-30mins, and this emit & absorb light process is repeatedly,no power request.
Products Properties:
Free of radioactive elements , non-toxic, harmless, Eco-friendly material.
Longer afterglow time and super higher luminance than traditional ZnC sulphur luminecent material.
Excellent heat resistance . Good performace for temperature as high as 800℃
Perfect light resistance. under 300W high pressure mercury lamp for 1000hr even not reduce them luminance.
High chemicals stability. Everyglow PL pigment not reaction with any organic and inorganic agents except mercury.
Long life time. as long as 30 years life time.
| Series | LBG-HA Luminous pigment | D50= 58um | |
| Chemical composition | SrAlxOy:Eu2+,Dy3+ | Appearance | Rich Green |
| Average Dimater | 45~65μm | Glow color | Yellow-green |
| Specific gravity | 3.6 | Exciting wavelength(nm) | 200~450nm |
| MOH’s Hardness | 6.2~6.5 | Emission wavelength | 520Nm |
| Hydrous content | <0.05% | Afterglow luminance mcd/m2 | 1000mcd/m2 at 10mins |
| PH (in Water) | 10~11 | 110mcd/m2 at 60mins | |
Note: Test standard: DIN67510 Part 1
1) Excited by light source D65 1000Lx for 10mins;
2)The afterglow time indicates the time during which the pigment decline to 0.32 mcd/m2
3) The error about ± 10% is allowed in above data.
4) Color: G-yellow-green , B-aqua , P-purple , SB-sky-blue.
Package:
1kg/bag, 25kg/drum, 500kg/pallet.
Application:
These pigment is mainly applicable as an additive in the Road mark paints, coating,silk-screen printing, glass,ceramic, fibre and other transparent medium to realize it self-luminescent function.(Suggest Road paint,molding,glass,ceramic indurstry.)




