Alexandre Timofeev

Title: Innovations of Alexandre Timofeev

Introduction

Alexandre Timofeev is a notable inventor based in St. Petersburg, Russia. He has made significant contributions to the field of chemical engineering, particularly in the preparation of various chemical compounds. With a total of three patents to his name, Timofeev's work has garnered attention in the scientific community.

Latest Patents

Timofeev's latest patents include a process for the preparation of diaminodipropyl ethers. This process involves the catalytic amination of dipropylene glycol to produce diaminodipropyl ethers and hydroxyaminodipropyl ethers. Another significant patent is for the preparation of 2-methyl-2,4-diaminopentane. This invention describes a method that introduces acetone, ammonia, and hydrogen into a two-zone reactor under specific temperature and pressure conditions, utilizing a cationic exchange resin or aluminum oxide and/or silicon oxide catalyst in the first zone and a hydrogenation catalyst containing nickel in the second zone.

Career Highlights

Timofeev is currently associated with Bayer Aktiengesellschaft, a leading global company in the pharmaceutical and life sciences sector. His work at Bayer has allowed him to further his research and development efforts in innovative chemical processes.

Collaborations

Timofeev has collaborated with esteemed colleagues such as Helmut Waldmann and Anatoly Bazanov. These partnerships have contributed to the advancement of his research and the successful development of his patented processes.

Conclusion

Alexandre Timofeev's contributions to chemical engineering through his innovative patents highlight his expertise and dedication to advancing the field. His work continues to influence the industry and showcases the importance of collaboration in scientific research.