Bernhard Geissler

Title: The Innovations of Bernhard Geissler

Introduction

Bernhard Geissler is a notable inventor based in Kirchheim, Germany. He has made significant contributions to the field of chemistry, particularly in the preparation of isocyanates. With a total of 10 patents to his name, Geissler's work has had a considerable impact on various industrial applications.

Latest Patents

Geissler's latest patents include a multistage process for preparing isocyanates. This invention relates to the continuous preparation of organic, distillable polyisocyanates, especially diisocyanates. The process involves the reaction of organic polyamines with carbonic acid derivatives and alcohols to form low molecular weight monomeric polyurethanes. The thermal dissociation of these polyurethanes allows for the separation of produced polyisocyanates and unusable residues, while reusable by-products and intermediates are recirculated to earlier stages of the reaction. Another patent focuses on an improved multistage process for the continuous preparation of diisocyanates through a similar reaction mechanism.

Career Highlights

Throughout his career, Bernhard Geissler has worked with prominent companies such as BASF Aktiengesellschaft and BASF SE Corporation. His expertise in chemical processes has been instrumental in advancing the production techniques within these organizations.

Collaborations

Geissler has collaborated with notable colleagues, including Eckhard Stroefer and Michael Röper. These partnerships have contributed to the development of innovative solutions in the field of isocyanate production.

Conclusion

Bernhard Geissler's contributions to the field of chemistry, particularly in the preparation of isocyanates, highlight his innovative spirit and dedication to advancing industrial processes. His patents and collaborations reflect a commitment to excellence in his field.