Nina Vasilievna Zakharova

Title: Nina Vasilievna Zakharova: Innovator in Chemical Processes

Introduction

Nina Vasilievna Zakharova is a prominent inventor based in Kazan, Russia. She has made significant contributions to the field of chemical processes, particularly in the preparation of valuable chemical compounds. With a total of 3 patents to her name, her work showcases her innovative approach to solving complex chemical challenges.

Latest Patents

One of her latest patents is a method of preparing 2,6-di-tert.butyl-4-methylphenol. This method involves reacting 2,6-di-tert.butylphenol with formaldehyde and dimethylamine in a methanol or ethanol medium at temperatures ranging from 80°C to 90°C. The process yields N,N-dimethyl-3,5-di-tert.butyl-4-hydroxybenzylamine and other volatile products, which are removed by heating and purging with an inert gas. The method achieves a remarkable yield of 98.7% of the desired product, significantly improving upon prior art methods. Another notable patent is a method of producing 2,6-ditertbutyl-4-methylphenol through hydrogenolysis of N,N-dimethyl-(3,5-ditertbutyl-4-hydroxybenzyl)-amine using a fused catalyst. This invention enhances product quality and yield, demonstrating her expertise in chemical innovation.

Career Highlights

Throughout her career, Nina has focused on developing efficient and high-yield methods for producing important chemical compounds. Her innovative techniques have not only advanced the field but have also contributed to the efficiency of chemical manufacturing processes.

Collaborations

Nina has collaborated with notable colleagues such as Jury Ivanovich Michurov and Felix Borisovich Gershanov. Their combined expertise has fostered a productive environment for innovation and research.

Conclusion

Nina Vasilievna Zakharova stands out as a significant figure in the field of chemical inventions. Her patents reflect her dedication to improving chemical processes and her commitment to innovation.