Xiaohui Mao

Title: The Innovations of Inventor Xiaohui Mao

Introduction

Xiaohui Mao, an accomplished inventor based in Shanghai, China, holds an impressive portfolio of 11 patents. His work primarily focuses on advancements in the field of organic chemistry, specifically in the preparation of alkylated p-phenylenediamines and 4-aminodiphenylamine.

Latest Patents

Among his latest innovations is a patent for a "Process for preparing alkylated p-phenylenediamines." This method includes multiple steps: reacting aniline with nitrobenzene in the presence of a complex base catalyst to produce 4-aminodiphenylamine intermediates, hydrogenating these intermediates with a hydrogenation catalyst, and finally reductively alkylating the 4-aminodiphenylamine to create alkylated p-phenylenediamines.

Another significant patent by Xiaohui Mao is a "Process for preparing 4-aminodiphenylamine." This method involves refining an organic composition consisting of 4-aminodiphenylamine, aniline, azobenzene, and phenazine, through a two-column rectification process aimed at separating and purifying 4-aminodiphenylamine.

Career Highlights

Xiaohui has contributed his expertise to well-known firms, notably Jiangsu Sinorgchem Technology Co., Ltd. and Sinorgchem Company in Shandong. His innovative approach to chemical processes has played a vital role in enhancing production efficiencies within these organizations.

Collaborations

In his career, Xiaohui Mao has worked alongside prominent peers, including Nongyue Wang and Xiaogen Feng. Their collaborative efforts have been instrumental in driving research and development projects within their respective fields, fostering innovation and growth.

Conclusion

With a strong foundation in organic chemistry and a proven track record of successful patents, Xiaohui Mao stands out as a significant figure in modern invention. His work not only contributes to the advancement of chemical processes but also highlights the importance of collaboration in driving innovation forward.