Description

Strontium Aluminate is an inorganic compound primarily recognized for its exceptional photoluminescent properties. This material matters for its ability to provide long-lasting afterglow, making it a critical component in advanced safety and specialty applications. Industries such as paints and coatings, plastics, ceramics, and safety signage rely on its performance. Its versatility also extends to specialized uses in pigments and persistent light sources.

Application

• Photoluminescent Paints and Coatings: Used in safety markings, emergency exit signs, and decorative applications for long-lasting glow.
• Plastics and Polymers: Incorporated as a functional additive to create glow-in-the-dark consumer products and industrial components.
• Ceramics and Glazes: Serves as a specialty pigment to achieve unique visual effects in tiles and artistic ceramics.
• Safety and Emergency Signage: A key material in photoluminescent films and sheets used for egress path marking.
• Textile Printing: Applied in inks for creating luminous patterns on fabrics for safety wear and novelty items.
• Specialty Pigments: Utilized in the formulation of advanced, light-emitting pigments for various industrial uses.
• Persistent Light Sources: Employed in components for watch dials, instrument panels, and low-light indicators.

Basic Information

Item	Details
Product Name	Strontium Aluminate
CAS No.	12004-37-4
Molecular Formula	SrAl2O4
Molecular Weight	205.58 g/mol
Synonyms	Strontium Dialuminate; Aluminum Strontium Oxide; Strontium Aluminum Oxide; SAO; Strontium Aluminate (SrAl2O4); Dialuminum Strontium Tetraoxide; Luminous Pigment Base; Persistent Luminescence Material
EINECS	234-455-3

Quality Control

Our Strontium Aluminate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and performance reliability. Production adheres to relevant industrial standards, with critical parameters including phase purity, particle size distribution, and luminescent intensity being rigorously tested. A Certificate of Analysis (COA) detailing specific lot results is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept in a cool, dry place with minimal exposure to humidity. Recommended storage temperature is 15-25°C. Ensure the storage area is well-ventilated and separate from incompatible materials.

Specification

Item	Specification
Appearance	Fine powder, white to pale yellow
Identification (XRD)	Complies (SrAl2O4 phase)
Assay (SrAl2O4)	≥ 98.0 %
Particle Size (D50)	5 - 20 µm (or as specified)
Afterglow Brightness (10 min)	≥ 30 mcd/m² (or as specified)
Afterglow Duration	≥ 2000 min (or as specified)
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.