Solid State Barium Titanate Powder for MLCC

As electronic devices continue to evolve toward miniaturization, high integration, and enhanced performance, multilayer ceramic capacitors (MLCCs) have become indispensable components in modern electronic systems. Widely used in consumer electronics, automotive devices, communication equipment, and industrial applications, MLCCs require dielectric materials with excellent electrical properties, high purity, and stable performance.

Among various dielectric materials, solid state barium titanate powder has attracted significant attention because of its excellent material characteristics and processing stability. These features contribute to improved dielectric reliability, enhanced production consistency, and the continued miniaturization of MLCC devices.

Advantages of Solid State Synthesis Technology

Compared with other preparation methods, the solid state process offers excellent production stability and mature manufacturing technology. Through precise control of raw materials, calcination conditions, and particle processing, the resulting barium titanate powder demonstrates several outstanding advantages:

Regular and well-defined particle morphology
Uniform particle size distribution
Stable barium-to-titanium ratio
Excellent chemical consistency
Good sintering performance
High dielectric properties

These characteristics are essential for achieving consistent electrical performance and high production yields in MLCC fabrication. The stable stoichiometric ratio of barium and titanium further helps minimize defects during ceramic processing and improves long-term capacitor reliability.

Importance in MLCC Manufacturing

MLCCs require dielectric powders with exceptional purity and highly controlled microstructures. The performance of the dielectric layer directly influences capacitance, insulation resistance, temperature stability, and overall device lifespan. Solid state barium titanate powder provides an ideal balance between processability and electrical performance, making it suitable for large-scale MLCC production.

In particular, the uniform particle size and regular morphology help improve slurry dispersion and tape casting behavior during manufacturing. This contributes to the formation of thinner and more uniform dielectric layers, which are critical for producing high-capacitance and miniaturized MLCC devices. Furthermore, the excellent sintering characteristics of solid-state barium titanate powder allow manufacturers to achieve dense ceramic structures with fewer defects, improving both mechanical strength and dielectric performance.

What We Offer

With extensive experience in functional ceramic powders, Alfa Chemistry provides high-quality solid state barium titanate powders with carefully optimized composition, particle morphology, and particle size distribution to support a wide range of MLCC manufacturing requirements. In addition, we can also provide customized solutions based on customers' specific application requirements, including tailored particle sizes, sintering characteristics, and formulation optimization.

Product Specification

Catalog Number		ACSEM-CM-0016	ACSEM-CM-0017	ACSEM-CM-0018	ACSEM-CM-0019	ACSEM-CM-0020	ACSEM-CM-0021	ACSEM-CM-0022	Method
Particle Size (nm)		600	500	450	300	250	200	150	SEM
SSA (m²/g)		2.17	2.13	2.27	3.89	4.18	4.53	6.07	BET
PSD (μm)	D₁₀	0.590	0.530	0.519	0.354	0.310	0.270	0.130	Malvern Mastersizer 2000/3000
	D₅₀	1.114	1.005	0.923	0.580	0.550	0.480	0.260
	D₉₀	2.031	1.847	1.609	0.943	1.020	0.870	0.490
Ba/Ti		0.9973	0.9984	0.9985	0.9988	0.9985	0.9985	0.9985	XRF
K-factor		9.78	8.78	8.79	7.29	5.60	5.10	3.80	XRD
c/a		1.0103	1.0103	1.0105	1.0101	1.0101	1.0100	1.0098	XRD
Impurity
Sr (wt%)		0.002	0.002	0.002	0.002	0.002	0.002	0.002	ICP
Al (wt%)		0.001	0.001	0.001	0.001	0.001	0.001	0.001	ICP
Ca (wt%)		0.002	0.002	0.002	0.002	0.002	0.002	0.002	ICP
Fe (wt%)		0.001	0.001	0.001	0.001	0.001	0.001	0.001	ICP
Si (wt%)		0.001	0.001	0.001	0.001	0.001	0.001	0.001	ICP
Mg (wt%)		0.001	0.001	0.001	0.001	0.001	0.001	0.001	ICP

Why Choose Alfa Chemistry

Our products are designed to help customers improve production efficiency, enhance capacitor reliability, and achieve superior electrical performance in next-generation MLCC devices. In addition, we provide responsive technical support and customized material solutions to meet diverse manufacturing and application requirements.

Whether you are developing high-capacitance MLCCs, miniaturized electronic components, or advanced dielectric materials, Alfa Chemistry is dedicated to supporting your research and industrial production needs. If you have any requirements or would like more product information, please feel free to contact us.