Company Filing History:
Years Active: 2018-2020
Title: Hiroyuki Uehara: Innovator in Chemical Purification
Introduction
Hiroyuki Uehara is a notable inventor based in Gunma, Japan. He has made significant contributions to the field of chemical purification, holding a total of 2 patents. His work focuses on methods that enhance the purity of various chemical compounds, which are essential in industrial applications.
Latest Patents
Uehara's latest patents include a method for purifying difluorophosphate and a process for purifying phosphorus pentafluoride. The method for purifying difluorophosphate involves mixing the compound with treatment agents such as carbonates, hydroxides, and halides of alkali metals or alkali earth metals, along with amines, to isolate impurities. The process is designed to filter out salts or complexes formed during the treatment.
The second patent, concerning phosphorus pentafluoride, outlines a method for obtaining high-purity phosphorus pentafluoride from a gas mixture containing HCl and HF. This process includes an immobilization step with a metal fluoride, a separation step to expel remaining gas, and a heat-decomposition step to yield pure phosphorus pentafluoride.
Career Highlights
Hiroyuki Uehara is currently employed at Kanto Denka Kogyo Co., Ltd., where he continues to innovate in the field of chemical purification. His work is vital for industries such as semiconductors and batteries, where high-purity chemicals are crucial for performance and reliability.
Collaborations
Uehara collaborates with talented coworkers, including Hiroki Takizawa and Kazuhide Yoshiyama. Their combined expertise contributes to the advancement of their projects and the overall success of their research initiatives.
Conclusion
Hiroyuki Uehara's contributions to chemical purification through his innovative patents demonstrate his commitment to advancing industrial processes. His work not only enhances the quality of chemical products but also supports the growth of technology in critical sectors.