This inventor holds 1 USPTO granted patent. Top assignee: Hoechst Aktiengesellschaft. Active years: 1977.
Company Filing History:
Years Active: 1977
Title: The Innovations of Hans Macholdt
Introduction
Hans Macholdt is a notable inventor based in Wiesbaden-Biebrich, Germany. He has made significant contributions to the field of chemical manufacturing, particularly in the production of cellulose glycolate. His innovative approach has led to the development of a patented process that enhances the efficiency of this manufacturing technique.
Latest Patents
Hans Macholdt holds a patent for a "Process for the continuous manufacture of cellulose glycolate." This process involves a carefully controlled reaction mixture that includes cellulose, sodium hydroxide, sodium monochloroacetate, isopropanol, and water. The method requires subjecting the mixture to shearing forces at temperatures below 30 degrees Celsius for intimate mixing, followed by etherification of the cellulose at temperatures ranging from 60 to 90 degrees Celsius. The design of the process ensures that the residence time in the mixing zone is significantly shorter than in the reaction area, allowing for efficient separation of solid and liquid components post-reaction.
Career Highlights
Throughout his career, Hans Macholdt has been associated with Hoechst Aktiengesellschaft, a prominent company in the chemical industry. His work has not only contributed to the advancement of cellulose glycolate manufacturing but has also positioned him as a key figure in the field of chemical innovations.
Collaborations
Hans has collaborated with notable colleagues such as Wolfgang Schminke and Klaus Stolting. Their combined expertise has furthered the development of innovative processes within their field.
Conclusion
Hans Macholdt's contributions to the manufacturing of cellulose glycolate exemplify the impact of innovative thinking in the chemical industry. His patented process showcases the importance of efficiency and precision in modern manufacturing techniques.