James R Darwent

Title: The Innovations of James R Darwent

Introduction

James R Darwent is a notable inventor based in West Kirby, GB. He has made significant contributions to the field of chemistry, particularly in the development of bleaching systems. His innovative work has led to the creation of a unique patent that showcases his expertise and creativity.

Latest Patents

James R Darwent holds a patent for "Quaternary ammonium compounds for use in bleaching systems." This patent describes a quaternary ammonium-substituted peroxycarboxylic acid bleach precursor, along with its quaternary ammonium peroxycarboxylic acid derivative. The invention also includes bleaching-detergent compositions that incorporate these materials. The bleach precursor is structurally designed with a quaternized ammonium group linked to a carboxyl moiety, which has a leaving group via an aromatic or heterocyclic bridging group. Upon perhydrolysis in the presence of hydrogen peroxide, this precursor generates a highly effective bleach.

Career Highlights

James R Darwent has had a distinguished career, working with the Lever Brothers Company. His role at the company has allowed him to apply his innovative ideas in practical applications, contributing to advancements in cleaning products and technologies.

Collaborations

Throughout his career, James has collaborated with notable colleagues, including Keith C Francis and John Oakes. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion

James R Darwent's contributions to the field of chemistry, particularly through his patent on quaternary ammonium compounds, highlight his innovative spirit and dedication to improving bleaching systems. His work continues to influence the industry and showcases the importance of creativity in scientific advancements.