Gertrud Klein, Heir

Title: Gertrud Klein, Heir: Innovator in Chrome Tanning Processes

Introduction

Gertrud Klein is a notable inventor based in Cologne, Germany. She has made significant contributions to the field of leather processing, particularly through her innovative work in chrome tanning. Her expertise and dedication have led to the development of a unique tanning process that enhances the quality of leather products.

Latest Patents

Gertrud Klein holds a patent for a high-extraction chrome tanning process. This patent, which is a significant advancement in the tanning of pickled animal hides, involves a tanning agent that comprises a reaction product of basic chromium (III) sulfate and aliphatic C4-C6 dicarboxylic acids or their salts. The process is improved by preparing the reaction product in an aqueous solution from basic chromium (III) sulfate and 0.2 to 0.8 mol of the aliphatic dicarboxylic acids per mol of chromium oxide. The final product is added to a hide pickling liquor, ensuring optimal conditions for effective tanning.

Career Highlights

Gertrud Klein has had a distinguished career at Bayer Aktiengesellschaft, where she has applied her innovative ideas to improve leather tanning processes. Her work has not only contributed to the efficiency of the tanning industry but has also set new standards for quality and sustainability in leather production.

Collaborations

Throughout her career, Gertrud has collaborated with esteemed colleagues such as Bernhard Wehling and Bernd Makowka. These partnerships have fostered a creative environment that has led to further advancements in their field.

Conclusion

Gertrud Klein's contributions to the chrome tanning process exemplify her innovative spirit and commitment to excellence. Her patent and work at Bayer Aktiengesellschaft have made a lasting impact on the leather industry.