Location History:
- Onga, JP (1979 - 1993)
- Fukuoka, JP (1984 - 1995)
- Kitakyushu, JP (1995)
Company Filing History:
3 out of 102 
2 out of 1,008 
2 out of 1,256 
Years Active: 1979-1995
Title: Yusaku Arima: Innovator in Titanium Oxide and Zeolite Technologies
Introduction
Yusaku Arima is a notable inventor based in Onga, Japan, recognized for his contributions to the fields of materials science and chemical engineering. With a total of seven patents to his name, Arima has made significant advancements in the development of titanium oxide sols and modified aluminosilicate zeolites.
Latest Patents
One of Arima's latest patents is for a titanium oxide sol and the process for its preparation. This innovative sol comprises a disperse medium and generally rectangular, non-spherical particles of titanium oxide. The sol exhibits excellent dispersibility, long-term stability, and light-resistance, remaining stable across a wide pH range without causing agglomeration. Additionally, it demonstrates superior absorbance of ultraviolet rays and transmittance of visible light. The preparation process involves adding hydrogen peroxide to a gel or sol of hydrated titanium oxide, followed by heating the resulting aqueous titanic acid solution in the presence of specific inorganic metal compounds.
Another significant patent involves the manufacture of modified crystalline aluminosilicate zeolites. This process includes contacting a starting zeolite in an aqueous phase with a dealuminating agent at a pH lower than 4, in the presence of soluble silica. The resulting zeolite composition boasts increased acid and thermal stability, showcasing Arima's innovative approach to enhancing material properties.
Career Highlights
Throughout his career, Yusaku Arima has worked with prominent companies such as Catalysts & Chemicals Industries Co., Ltd. and Mitsui Petrochemical Industries, Ltd. His experience in these organizations has contributed to his expertise in chemical processes and materials development.
Collaborations
Arima has collaborated with notable coworkers, including Hirokazu Tanaka and Toshihiro Yoshioka. These partnerships have likely fostered a creative environment that has led to the successful development of his patented technologies.
Conclusion
Yusaku Arima's innovative work in titanium oxide and zeolite technologies has made a significant impact in the field of materials science. His patents reflect a commitment to advancing chemical engineering and improving material properties for various applications.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.