Johann Männer

Title: Johann Männer: Pioneering Innovations in Cellulosic Fiber Production

Introduction

Johann Männer, an esteemed inventor based in Weyregg, Austria, has made significant contributions to the field of materials science through his innovative processes related to cellulosic fibers. With two patents to his name, Männer's work demonstrates a profound understanding of cellulose chemistry and its applications in industry.

Latest Patents

Männer's latest patents showcase his expertise in the production and purification of cellulosic materials. The first patent, titled "Process for the production of cellulosic fibres," details a method for producing cellulosic fibers from cellulose solutions using aqueous tertiary amine oxide. This innovative process involves extruding fibers that are subjected to a precisely controlled precipitating bath. The fibers are subsequently cut and passed through a series of water baths in a fleece format before drying, ensuring effective washing with a maintained pH above 8.5 in each bath.

The second patent, "Method for preparing or purifying aqueous solutions of a tertiary amino-oxide," outlines a procedure for the purification of aqueous solutions containing tertiary amine oxides, particularly focusing on solutions from used precipitation baths. This process effectively separates turbidifying agents and solid impurities, primarily through a flotation method, significantly enhancing the efficiency of cellulose production.

Career Highlights

Johann Männer’s remarkable career at Lenzing Aktiengesellschaft, a leading company in sustainable fiber production, reflects his commitment to advancing fiber technology. His inventions have the potential to improve manufacturing processes and contribute to the development of more sustainable materials in the textile industry.

Collaborations

Throughout his career, Männer has collaborated with notable colleagues, including Wilhelm Feilmair and Heinrich Firgo. Working alongside these talented individuals has further enriched his innovative endeavors and has contributed to the success of their shared projects.

Conclusion

Johann Männer exemplifies the spirit of innovation and dedication to improving industrial processes in the production of cellulosic fibers. His patents not only highlight his technical prowess but also represent a significant step forward in sustainable manufacturing practices. As he continues his work at Lenzing Aktiengesellschaft, Männer’s contributions will undoubtedly foster further advancements within the industry.