Location History:
- Sodegaura, JP (2008 - 2009)
- Tokyo, JP (2012 - 2013)
Company Filing History:
6 out of 510 
1 out of 2,248 
Years Active: 2008-2013
Title: Mutsumi Maeda: Innovator in Polyphenylene Ether Production
Introduction
Mutsumi Maeda is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of polymer chemistry, particularly in the production of polyphenylene ether. With a total of 6 patents to her name, her work has had a substantial impact on the industry.
Latest Patents
Mutsumi Maeda's latest patents focus on innovative methods for producing polyphenylene ether. One of her notable patents describes a method that involves preparing a polymerization solution consisting of 10-25 parts by mass of a phenolic compound and 75-90 parts by mass of an aromatic solvent. The process includes oxidative polymerization of the phenolic compound by passing an oxygen-containing gas through the solution. Additionally, the polymerization is halted by mixing an aqueous chelating agent solution into the polymerization solution. The method also addresses the removal of diphenoquinone compounds produced as by-products and emphasizes the importance of liquid-liquid separation to obtain the final polyphenylene ether product.
Career Highlights
Throughout her career, Mutsumi Maeda has worked with notable companies such as Asahi Kasei Chemicals Corporation and Mitsubishi Gas Chemical Company, Inc. Her experience in these organizations has allowed her to refine her expertise in polymer production and innovation.
Collaborations
Mutsumi has collaborated with esteemed colleagues, including Hiroaki Furukawa and Akira Mitsui. These partnerships have contributed to her success and the advancement of her research in the field.
Conclusion
Mutsumi Maeda is a trailblazer in the production of polyphenylene ether, with a strong portfolio of patents and a rich career history. Her innovative methods and collaborations continue to influence the field of polymer chemistry.