Roger C Johnson

Title: Roger C Johnson: A Pioneer in the Field of Alkylation Processes

Introduction

Roger C Johnson is a notable inventor based in Randolph, NJ, USA, recognized for his contributions to chemical engineering and specifically the alkylation processes of benzene. His innovative thinking has led to the development of four patents that highlight significant advancements in the industry.

Latest Patents

Johnson's most recent patents include:

1. **Transalkylation of Benzene in a Moving Bed** - This patent describes an improved process for the alkylation of benzene utilizing an alkylation catalyst in a moving bed, where the catalyst bed can move countercurrent to the benzene and olefin flow. The process also includes a regeneration step that reactivates the catalyst by heating it in a controlled oxygen atmosphere.

2. **Manufacture of Alkylbenzenes** - This process patent outlines the manufacture of alkylbenzenes by reacting fresh and recycled benzene with fresh olefin in an alkylator with at least two adiabatic reaction stages. The innovation ensures that nearly all olefin is completely reacted in each stage, resulting in preferred alkylbenzenes such as ethylbenzene and cumene.

Career Highlights

Throughout his career, Roger C Johnson has worked with prominent companies such as Lummus Crest, Inc. and the Aluminum Company of America. His expertise and innovations have significantly influenced the development of better processes in the chemical industry.

Collaborations

Throughout his journey, Johnson has collaborated with esteemed colleagues, including Daniel McCarthy and Andrei Rhoe. These partnerships have fostered a creative environment that has led to notable advancements in their field.

Conclusion

Roger C Johnson continues to be a pivotal figure in the development of alkylation processes, contributing to a more efficient and effective industry. His patents not only represent significant technical advancements but also reflect his dedication to innovation in chemical engineering.