Company Filing History:
Years Active: 2001-2004
Title: Keiji Kawai: Innovator in High Purity Liquid Chemical Containers
Introduction
Keiji Kawai is a notable inventor based in Toyokawa, Japan. He has made significant contributions to the field of chemical engineering, particularly in the development of containers for high purity liquid chemicals. With a total of three patents to his name, Kawai's work is instrumental in advancing the technology used in the storage and handling of sensitive materials.
Latest Patents
Kawai's latest patents focus on innovative designs for containers specifically tailored for photoresist liquids. One of his patents describes methods for discharging high purity liquid chemicals from an inner container within a protective pressure container. This design includes a liquid-discharge pipe that is strategically placed to ensure efficient discharge, utilizing gas pressure or a pump. The inner container is blow molded and features a multi-layer structure that includes an olefinic resin inner layer, a solvent-barrier resin intermediate layer, and an external layer made from a light-shielding substance-containing resin composition. These features ensure that the container maintains the purity of the chemicals it holds.
Career Highlights
Kawai is currently employed at Aicello Chemical Co., Ltd., where he continues to innovate in the field of chemical containers. His work has not only enhanced the functionality of these containers but has also contributed to the safety and efficiency of handling high purity liquids in various applications.
Collaborations
Throughout his career, Kawai has collaborated with esteemed colleagues such as Yoshiaki Ito and Yasuyuki Nakamura. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the development of cutting-edge technologies.
Conclusion
Keiji Kawai's contributions to the field of chemical engineering, particularly in the design of containers for high purity liquids, highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving the safety and efficiency of chemical handling processes.