Wolfgang Groh

Title: Wolfgang Groh: A Pioneering Inventor in Leather Finishing and Polymer Hydrogenation

Introduction

Wolfgang Groh, an accomplished inventor based in Mannheim, Germany, has made significant contributions to the fields of leather finishing and polymer chemistry. With a total of three patents to his name, Groh's innovations provide valuable advancements in material processing and chemical applications.

Latest Patents

One of Groh’s notable patents focuses on "Finishing leather with a synthetic carboxylated rubber dispersion." This method involves the use of a synthetic carboxylated rubber dispersion that can incorporate up to 50% by weight of selected oxides and/or hydroxides of divalent and/or trivalent metals. The process entails preparing the carboxylated rubber dispersion using the emulsion feed method, achieving a conversion rate exceeding 90%. The final product comprises 20 to 60% by weight of carboxylated rubber that is soluble in dimethylformamide at room temperature.

Another of his significant inventions is related to the "Catalytic hydrogenation of diolefin polymers." In this patent, Groh elucidates a method for hydrogenating polymers or copolymers derived from dienes—the process is typically conducted in an organic solvent with hydrogen in the presence of standard complex hydrogenation catalysts. His research highlights the critical role of maintaining a specific quantity of water within the hydrogenation zone, which can range from 0.5 to 50 moles per mole of the metal component of the catalyst, thereby considerably reducing hydrogenation time.

Career Highlights

Wolfgang Groh is associated with BASF Aktiengesellschaft, a renowned chemical company known for its innovative solutions in various sectors. At BASF, Groh's research has directly impacted the enhancement of product performance in leather and polymer applications, showcasing his commitment to innovation and excellence.

Collaborations

Throughout his career, Groh has worked alongside notable colleagues such as Klaus Bronstert and Volker Ladenberger. Their collaboration has likely spurred creative solutions and advancements in their respective fields, contributing to the ongoing development of effective chemical processes and products.

Conclusion

As an inventor, Wolfgang Groh exemplifies how dedicated research and innovative thinking can lead to practical applications in the material science and chemical industry. His patents not only highlight his expertise but also reflect the potential for further developments in leather finishing and polymer technology. Through his work at BASF and collaborations with peers, Groh continues to significantly influence the landscape of his field.