Nitya G Podder

Title: Nitya G. Podder: Innovating the World of Aqueous Formulations

Introduction

Nitya G. Podder is a prominent inventor based in Duggingen, Switzerland, with a significant contribution to the field of dye formulations. With three patents to her name, Podder is recognized for her innovative processes that enhance the stability and effectiveness of aqueous formulations.

Latest Patents

Among her latest inventions, Podder has developed a process for the preparation of storage-stable aqueous formulations of anionic dyes. This invention involves treating an aqueous dye solution and/or dispersion with a polymeric anion exchanger and subjecting the resin-bonded dye to mechanical wet grinding in the presence of a nonionic dispersant. The resultant aqueous dispersion leads to a virtually quantitative yield of anionic dyes from aqueous solutions.

Another notable patent focuses on liquid dyestuff preparations, which include water, a water-insoluble or sparingly water-soluble dye, a dispersant, a humectant, and optional additional additives. These preparations are versatile for use in aqueous or aqueous-organic dye liquors, printing inks, and for producing easily redispersible printing pastes.

Career Highlights

Nitya G. Podder has made substantial advances through her work at Ciba-Geigy Corporation, a leader in the specialty chemicals and dyes sector. Her dedication to enhancing dye formulations has positioned her as a key figure in her field, driving innovation and efficiency in dye production processes.

Collaborations

Throughout her career, Podder has collaborated with notable peers, including Suresh C. Agarwal and Horst H. Jager. These partnerships have contributed to the successful development of her patents and the advancement of technologies in dye formulations.

Conclusion

With her innovative spirit and technical expertise, Nitya G. Podder continues to shape the world of aqueous formulations, offering solutions that enhance the stability and usability of dyes. Her patents not only reflect her individual contributions but also signify an important evolution in the industry, promoting advancements that benefit various applications in dye and ink technologies.