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Product Description
Product Introduction
Strontium Titanate is an In-organic compound with excellent dielectricity & temperature & optical & static characteristics, Strontium Titanate is wildely used in ceramic capacitor, PTC thermistor, piezoresistor, optical glass, printer tonner, catalyst and Copper Clad Laminate industry, …
Physical Properties
| Item | Spec | Remark |
| Particle Size Distribution (D50) |
0.2 ~ 30 μm |
Laser Particle Size Analizer |
| Water Content (wt%) |
0.2 ~ 30μm ： < 0.5 |
105℃ × 1Hr |
| Ignition Loss (wt%) |
0.2 ~ 30μm ： < 1.0 |
800℃ × 1Hr |
Chemical Composition
| Product No. | ST-1 Series | ST-2 Series | ST-3 Series |
| SrO/TiO2 ( Mole Ratio) | 1.000±0.01 | 1.000±0.02 | 1.000±0.03 |
| BaO(wt%) | <0.05 | <0.1 | <0.3 |
| Fe2O3 (wt%) | <0.01 | <0.03 | <0.1 |
| K2O+Na2O(wt%) | <0.01 | <0.03 | <0.1 |
| Al2O3 (wt%) | <0.1 | <0.2 | <0.3 |
| SiO2(wt%) | <0.1 | <0.2 | <0.3 |
Product Features
Strontium titanate (SrTiO₃) is a functional material with excellent dielectric properties, optical properties and thermal stability. It is widely used in microelectronic devices, optical materials, energy storage devices and superconducting research. The main features include:
1. High dielectric constant and low loss
SrTiO₃ has a high dielectric constant (εr > 300) and performs well in high-frequency electronic applications.
The low dielectric loss property makes it suitable for high-performance capacitors, microwave devices and RF components.
2. Excellent optical properties
SrTiO₃ has a high refractive index (n ≈ 2.4) and is suitable for optical lenses, lasers and optoelectronic materials.
Its excellent nonlinear optical properties make it suitable for optical modulators, laser frequency doubling and holographic storage.
3. Compatible with high-temperature superconducting applications
SrTiO₃ is an ideal high-temperature superconducting substrate material, commonly used in superconducting films such as yttrium barium copper oxide (YBCO).
It has excellent lattice matching ability and is suitable for the research and development of advanced electronic materials.
4. Excellent thermal stability
It can still maintain its dielectric properties in high temperature environment, and is suitable for high temperature electronic components and heat-resistant coatings.
Suitable for thermistors, infrared detectors and high temperature sensors.
5. Suitable for composite with a variety of functional materials
It can be composited with barium titanate (BaTiO₃), barium lanthanum titanate (BLT), ferroelectric materials, etc. to improve the comprehensive performance of the material.
It is widely used in electronic ceramics, functional composite materials and energy storage materials.
FAQ
1. What electronic applications is SrTiO₃ suitable for?
The main applications include high-performance capacitors, radio frequency microwave devices, superconducting film substrates and sensors.
2. What are the optical properties of SrTiO₃?
SrTiO₃ has high refractive index, low dispersion and nonlinear optical properties, and is suitable for optical lenses, fiber optic communications and holographic storage.
3. Is SrTiO₃ suitable for high temperature applications?
Yes, SrTiO₃ has excellent thermal stability and can be used in high-temperature electronic components, superconducting films, and heat-resistant sensors.
4. What is the main use of SrTiO₃ in the field of microelectronics?
SrTiO₃ can be used as a high dielectric constant material, semiconductor substrate, and capacitor material for advanced electronic manufacturing.
5. Does SrTiO₃ meet environmental standards?
SrTiO₃ complies with environmental regulations such as RoHS and REACH and can be safely used in the manufacture of electronic components and optical devices.
