Robert Hume Duncan

Title: Innovations of Robert Hume Duncan in Printing Inks

Introduction

Robert Hume Duncan is a notable inventor based in Stockton on Tees, GB. He has made significant contributions to the field of printing inks, particularly through his innovative use of zirconium and titanium compounds. With a total of 2 patents to his name, Duncan's work has advanced the technology used in radiation curing inks.

Latest Patents

Duncan's latest patents include a formulation for printing inks that contain zirconium or titanium compounds. One of his patents describes a printing ink for radiation curing, which comprises a mixture of a polymerizable composition, a pigment or dye, and a titanium or zirconium compound that is an alkoxide of an unsaturated alcohol. This polymerizable composition includes at least one unsaturated monomer and, optionally, at least one prepolymer, making it polymerizable by exposure to radiation. The titanium or zirconium compound serves as an adhesion promoter for the ink. Another patent focuses on compositions containing zirconium compounds, where the printing ink consists of a polymeric binder, a solvent, and an adhesion-promoting agent derived from the reaction of a zirconium orthoester and ethyl acetoacetate. The inks developed have shown adhesion and heat stability properties comparable to those containing titanium acetylacetonate, while minimizing discoloration.

Career Highlights

Robert Hume Duncan is associated with Tioxide Specialties Limited, where he has applied his expertise in developing advanced printing ink technologies. His work has been instrumental in enhancing the performance and stability of inks used in various applications.

Conclusion

Robert Hume Duncan's contributions to the field of printing inks through his innovative patents demonstrate his commitment to advancing technology in this area. His work continues to influence the industry, showcasing the importance of research and development in creating effective and reliable products.