Company Filing History:
Years Active: 1994
Title: Yasuyuki Tokunaga: Innovator in Lead-Free Frit Glaze Technology
Introduction
Yasuyuki Tokunaga is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of ceramic materials, particularly with his innovative approach to lead-free frit glazes. His work emphasizes both environmental safety and high performance in ceramic applications.
Latest Patents
Tokunaga holds a patent for a lead-free frit glaze, which consists of, by mole %, 61% or greater SiO₂, 8-10% Al₂O₃, 0.1-3% CaO, 0.1-2% MgO, 2-5% Li₂O, 1-4% K₂O, 2-6% Na₂O, and 10-15% B₂O₃. This glaze is designed to be applied over the surface of a ceramic biscuit base and fired together. Despite the absence of lead, the glaze provides excellent gloss and quick cooling resistance, making it a valuable material in the ceramics industry.
Career Highlights
Yasuyuki Tokunaga is associated with Narumi China Corporation, where he continues to develop innovative ceramic materials. His expertise in lead-free formulations reflects a growing trend in the industry towards safer and more sustainable products.
Conclusion
Yasuyuki Tokunaga's contributions to lead-free frit glaze technology highlight his commitment to innovation and environmental responsibility in ceramics. His work not only advances the field but also sets a standard for future developments in safe ceramic materials.
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