This inventor holds 5 USPTO granted patents. Top assignee: Bayer Aktiengesellschaft. Active years: 1989-2000.
Company Filing History:
Years Active: 1989-2000
Title: Walter Klan: Innovator in Polyurethane Foam Technology
Introduction
Walter Klan is a notable inventor based in Leverkusen, Germany. He has made significant contributions to the field of polyurethane foam technology, holding a total of 5 patents. His work primarily focuses on the development of polyether polyols and their applications in various formulations.
Latest Patents
Klan's latest patents include innovative formulations that utilize polyether polyols. One of his key patents describes a polyol formulation containing polyether polyols with 40 to 80 wt. % of tertiary amino groups. This formulation has an OH number ranging from 300 to 500, preferably between 350 and 420. It is produced by the addition of exclusively propylene oxide to o-toluene diamine. The formulation incorporates cyclopentane and/or n- and/or i-pentane and/or hydrofluoroalkanes as blowing agents. These components are essential for manufacturing rigid polyurethane foams through a reaction with organic polyisocyanates, optionally in the presence of water and other known blowing agents, auxiliaries, and additives.
Career Highlights
Walter Klan is currently employed at Bayer Aktiengesellschaft, where he continues to innovate in the field of polyurethane technology. His expertise and contributions have positioned him as a key figure in the development of advanced materials.
Collaborations
Klan has collaborated with notable colleagues such as Norbert Eisen and Karl-Werner Dietrich. Their combined efforts have further advanced the research and application of polyurethane foams.
Conclusion
Walter Klan's work in the field of polyurethane foam technology exemplifies innovation and dedication. His patents and collaborations have significantly impacted the industry, showcasing the importance of research and development in creating advanced materials.