Bernhard Wehrle

Title: The Innovations of Bernhard Wehrle

Introduction

Bernhard Wehrle is a notable inventor based in Langenfeld, Germany. He has made significant contributions to the field of chemical engineering, particularly in the synthesis of bisphenols. With a total of two patents to his name, Wehrle's work has implications for various industrial applications.

Latest Patents

Wehrle's latest patents include a process for the synthesis of bis-(4-hydroxyphenyl)-alkanes on modified ion-exchange resins. This innovative process utilizes ion-exchange resins that are modified with alkyl-SH groups. The method involves purifying monophenols and carbonyl compounds to eliminate substances that can transfer alkyl groups. Another significant patent is for the production of bisphenols from acetone and phenols. This process employs sulfonic acid ion exchanger resins modified with alkyl-SH groups, with the addition of 0.6 to 5% by weight of water to the mixture of phenol and acetone before the reaction.

Career Highlights

Bernhard Wehrle is associated with Bayer Aktiengesellschaft, a leading global company in the pharmaceutical and life sciences sector. His work at Bayer has allowed him to focus on innovative chemical processes that enhance production efficiency and product quality.

Collaborations

Wehrle has collaborated with esteemed colleagues such as Klaus D Berg and Hans-Josef Buysch. These partnerships have contributed to the advancement of his research and the successful development of his patented processes.

Conclusion

Bernhard Wehrle's contributions to the field of chemical engineering through his innovative patents demonstrate his expertise and commitment to advancing industrial processes. His work continues to influence the production of essential chemical compounds.