Christian Steinlein

Title: Innovator Spotlight: Christian Steinlein

Introduction: Christian Steinlein is a prominent inventor based in Ratingen, Germany, known for his significant contributions to the field of chemical engineering and polyol production. With an impressive portfolio comprising nine patents, Steinlein has demonstrated a remarkable ability to innovate and enhance methods in the production of high molecular weight polyoxyalkylene polyols.

Latest Patents: Steinlein's latest patents include two noteworthy inventions. The first is a "Method for Producing High Molecular Weight Polyoxyalkylene Polyols," which outlines an efficient approach to synthesize polyoxyalkylene polyols with equivalent molar masses ranging from 9500 to 23000 g/mol. This process utilizes one or more H-functional starter compounds and alkylene oxides in the presence of a double metal cyanide catalyst, featuring a unique reduction in the alkylene oxide metering rate once a calculated molar mass of between 8000 and 9500 g/mol is attained.

The second patent, titled "Process for Preparing High Molecular Weight Polyether Polyols," describes a method for producing polyether polyols with equivalent molecular weights from 8000 to 20000 g/mol. Similar to his first patent, this process involves the use of H-functional starter compounds and alkylene oxides while employing a double metal cyanide catalyst. A key distinction is the metering strategy for the alkylene oxides, which is carried out within a time frame of 15 to 23 hours.

Career Highlights: Throughout his career, Steinlein has worked with leading companies in the industry, including Bayer Aktiengesellschaft. His tenure at Bayer allowed him to apply his expertise in chemical processes, leading to numerous advancements in polyol technology.

Collaborations: Steinlein has collaborated with esteemed colleagues such as Jörg Hofmann and Stephan Ehlers. Their combined efforts have contributed to the successful development and implementation of innovative methods in the chemical engineering sector.

Conclusion: Christian Steinlein's dedication to innovation and his impactful patents illustrate his vital role in the advancement of polymer chemistry. His work continues to influence the production techniques of polyoxyalkylene polyols, showcasing the importance of inventors in driving technological progress within the industry.