Toshio Kawaguchi

Title: **Innovative Contributions of Toshio Kawaguchi in Dental Materials**

Introduction

Toshio Kawaguchi, an inventive mind from Tokuyama, Japan, has made strides in the field of dental materials through his patents. With a total of three patents, his work focuses on enhancing the functionality and safety of materials used in dental applications, particularly in providing effective adhesive compositions.

Latest Patents

Kawaguchi's latest patents showcase his dedication to innovation in dental technologies. One significant patent involves an adhesive composition for denture base relining material and a dental curable composition. This adhesive is made from an organic solvent free from halogen atoms, such as ethyl acetate and acetone. It includes a copolymer of methyl methacrylate and ethyl methacrylate, along with a radical polymerizable monomer, offering satisfactory adhesion without the harmful effects typically associated with halogenated organic solvents. This composition maintains a good appearance on denture bases and is extensively utilized in various dental applications including dental cement and composite resins.

Additionally, Kawaguchi holds a patent for an adhesive designed specifically for silicone rubber lining materials. This formulation adheres silicone rubber to (meth)acrylic resin denture bases with exceptional strength. Comprising an organic solvent, a siloxane-modified (meth)acrylic polymer, and a (meth)acrylic acid alkyl ester, this adhesive ensures durability over time and retains its adhering force, even in the absence of halogen-containing solvents.

Career Highlights

Kawaguchi has contributed significantly to the research and development teams at reputable companies such as Tokuyama Corporation and Tokuyama Dental Corporation. His work has not only improved existing dental materials but has also paved the way for new innovations within these organizations.

Collaborations

Throughout his career, Toshio Kawaguchi has worked alongside notable colleagues including Masanao Hashiguchi and Takaaki Imakura. Their collaborative efforts have enriched the research landscape in dental material innovations, leading to advances that enhance the quality and safety of dental treatments.

Conclusion

In summary, Toshio Kawaguchi stands out as a key inventor in the realm of dental materials, with his groundbreaking patents addressing critical challenges in adhesion and material safety. His contributions continue to influence the dental industry significantly, highlighting the importance of innovative approaches in improving product functionality and patient safety.