Hans-Wilhelm Engels

Title: The Innovative Contributions of Hans-Wilhelm Engels

Introduction

Hans-Wilhelm Engels is a notable inventor based in Kerpen, Germany. He has made significant contributions to the field of chemistry, particularly in the development of new compounds and processes. With a total of 11 patents to his name, Engels has demonstrated a commitment to innovation and advancement in his area of expertise.

Latest Patents

One of his latest patents is focused on the process for the preparation of zinc dithiocarbamates. This process allows for the production of zinc dithiocarbamates in a readily filterable form and high purity. The method involves adding zinc salts in aqueous solution to secondary amines, forming a zinc salt complex. Following this, carbon disulfide and sodium hydroxide solution are introduced, with careful temperature control until the reaction is complete. Another significant patent involves new vulcanization accelerators suitable for producing vulcanized rubbers modified with lateral polar groups. These innovations highlight Engels' expertise in chemical processes and materials.

Career Highlights

Throughout his career, Hans-Wilhelm Engels has worked with prominent companies such as Bayer Aktiengesellschaft and The Firestone Tire & Rubber Company. His experience in these organizations has contributed to his development as an inventor and has provided him with a platform to apply his innovative ideas.

Collaborations

Engels has collaborated with notable colleagues, including Thomas Scholl and Daniel F. Graves. These partnerships have likely enriched his work and expanded the impact of his inventions.

Conclusion

Hans-Wilhelm Engels is a distinguished inventor whose work in the field of chemistry has led to significant advancements. His patents reflect a deep understanding of chemical processes and a dedication to innovation. Through his career, he has made lasting contributions that continue to influence the industry.