Taiyo Ink Accelerates Automotive PCB Materials for High-Speed SDV and ADAS Applications

Taiyo Ink Mfg. Co., Ltd., a group company of Taiyo Holdings Co., Ltd., is strengthening its efforts to develop advanced materials for automotive electronic circuit boards as vehicle technologies continue to evolve. Growing demand for electrified vehicles, software-defined vehicle architectures, and advanced driver-assistance systems is significantly increasing performance expectations for automotive printed circuit boards. Modern PCB solutions must now support faster data transmission, higher operating voltages, and long-term durability under demanding automotive environments while maintaining stable electrical performance.

Building on the expertise developed through its solder resist business, the company is broadening its materials portfolio beyond conventional protective coatings. Its strategy focuses on supplying functional materials that contribute to the complete circuit board structure, enabling manufacturers to address increasingly complex automotive electronic designs. This expanded approach supports the industry's transition toward more sophisticated electronic platforms that require improved material performance for next-generation vehicle systems.

During the Japan-based JPCA Show 2026 held in June, the company presented a range of products intended for automotive electronics and power semiconductor applications. Among the showcased technologies, the next-generation hole-filling ink developed for high-speed communication circuit boards drew notable attention because it addresses emerging requirements associated with advanced multilayer PCB manufacturing processes and future vehicle communication needs.

This newly developed hole-filling ink combines low-dielectric characteristics with compatibility for manufacturing techniques increasingly adopted in high-speed multilayer circuit boards. The material is engineered to preserve signal integrity while supporting the stringent reliability standards expected in automotive applications. By enhancing transmission quality and manufacturing compatibility, the solution is intended to help meet the growing performance demands of future automotive electronic systems, including software-defined vehicles and advanced driver-assistance technologies.

Frequently Asked Questions

What is the significance of Taiyo Ink's new automotive PCB material?
Taiyo Ink's latest hole-filling ink is designed to support next-generation automotive electronic circuit boards that require faster communication speeds, higher reliability, and compatibility with advanced multilayer manufacturing processes. Leveraging expertise from its solder resist business, the company is expanding into functional materials that contribute to the entire PCB structure. This development aims to support future vehicle technologies such as software-defined vehicles, ADAS, electrification, and power semiconductor applications while maintaining excellent signal quality and dependable long-term performance.