Company Filing History:
Years Active: 1979-1983
Title: The Innovative Contributions of John R Dodd
Introduction
John R Dodd is a notable inventor based in Ponca City, OK (US), recognized for his significant contributions to the field of chemical engineering. With a total of 12 patents to his name, Dodd has made remarkable advancements in catalyst technology and chemical processes.
Latest Patents
Among his latest patents, Dodd has developed a method for the pressure activation of magnesium oxide catalysts. This innovative titanium oxide/magnesium sulfate/magnesium oxide catalyst enhances the conversion and activity index for phenol methylation through the application of pressure. The pressure can be maintained throughout the methylation period or applied briefly at the beginning, allowing for continued high activity. The activation effects are further enhanced by the presence of phenol, methanol, and/or water. Another significant patent involves a process for converting anisoles to ortho-methylated phenolic products with high selectivity. This process entails passing methoxybenzene and its derivatives over gamma-alumina in the presence of water at temperatures ranging from about 225°C to about 295°C.
Career Highlights
Dodd has had a distinguished career, working with prominent companies such as Conoco Inc. and Continental Oil Company. His experience in these organizations has contributed to his expertise in chemical processes and catalyst development.
Collaborations
Throughout his career, Dodd has collaborated with esteemed colleagues