Location History:
- Hyogo, JP (2017)
- Chiba, JP (2018 - 2019)
- Himeji, JP (1996 - 2023)
Company Filing History:
5 out of 301 
2 out of 23 
1 out of 1,645 
Years Active: 1996-2023
Title: Innovator of Chemical Solutions: Naoyuki Hashimoto
Introduction
Naoyuki Hashimoto, a prominent inventor from Chiba, Japan, has made significant contributions to the field of polymer chemistry. With a total of five patents to his name, his work primarily focuses on creating advanced chemical compositions that exhibit exceptional properties in various applications.
Latest Patents
Among Hashimoto's noteworthy inventions is the alkyl-modified carboxyl group-containing copolymer. This innovative copolymer allows for the creation of neutralized viscous liquids with outstanding water dispersibility, consistent viscosity despite electrolyte presence, and high transparency. The formulation includes 100 parts by mass of (meth)acrylic acid, alongside 1.5-4.5 parts by mass of a (meth)acrylic acid alkyl ester featuring an alkyl group with 18-24 carbon atoms. Hashimoto has also developed a polyrotaxane-containing composition, which specializes in delivering excellent transparency. This composition comprises a polyrotaxane with a cyclic molecule, a linear molecule threading through its cavity, and capping groups at both ends, alongside an alkyl (meth) acrylate featuring a C4-C18 alkyl group.
Career Highlights
Hashimoto's professional journey includes pivotal roles at reputable companies such as Sumitomo Seika Chemicals Co., Ltd. and Advanced Softmaterials Inc. His expertise in polymer chemistry has allowed him to pioneer advancements that enhance material performance in diverse applications.
Collaborations
Throughout his career, Hashimoto has collaborated with esteemed colleagues, including Yusaku Masuhara and Manabu Nagata. These partnerships have facilitated knowledge exchange and innovation, further amplifying the impact of his inventions.
Conclusion
Naoyuki Hashimoto stands out as a leading inventor in polymer chemistry, with a strong portfolio of patents that address modern challenges in material science. His contributions continue to pave the way for innovations that improve the functionality and performance of chemical compositions in various industries.