Location History:
- Hull, GB (2002 - 2003)
- Beeston, GB (2008)
- Nottingham, GB (2006 - 2010)
Company Filing History:
4 out of 240 
1 out of 298 
1 out of 21 Years Active: 2002-2010
Title: Duncan Roger Harper: Innovator in Electrostatic and Photocatalytic Compositions
Introduction
Duncan Roger Harper is a notable inventor based in Hull, GB. He has made significant contributions to the field of aerosol compositions and cleaning technologies. With a total of seven patents to his name, Harper's work reflects a commitment to innovation and practical applications in various industries.
Latest Patents
One of Harper's latest patents is focused on electrostatic aerosol compositions. This invention involves an electrically neutral composition that can be transformed into a unipolar electrostatic charge when sprayed from an aerosol device. The composition includes a non-ionic surfactant and at least one polar, ionic, aromatic, or linearly conjugated compound. The formulation is designed to maintain a theoretical conductivity that is less than the bulk conductivity of the emulsion, ensuring effective performance.
Another significant patent by Harper pertains to photocatalytic compositions and methods for use. This invention includes cleaning compositions that utilize a photocatalytic material and a sensitizer. These materials work together to combat soils and undesired microorganisms on surfaces. The addition of a monohydric or polyhydric alcohol enhances the application process by preventing smears and improving soil removal.
Career Highlights
Throughout his career, Duncan Roger Harper has worked with Reckitt Benckiser (UK) Limited, where he has applied his innovative ideas to develop new products and technologies. His experience in the industry has allowed him to refine his skills and contribute to advancements in cleaning and aerosol technologies.
Collaborations
Harper has collaborated with notable professionals in his field, including Neale Mark Harrison and Rodney Thomas Fox. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.
Conclusion
Duncan Roger Harper's contributions to the fields of electrostatic and photocatalytic compositions highlight his innovative spirit and dedication to improving everyday products. His patents reflect a deep understanding of chemistry and practical applications, making him a significant figure in the world of inventions.