This inventor holds 1 USPTO granted patent and 1 published patent application and 2 EPO patents. Top assignees: Covestro Deutschland Ag, Lanxess Deutschland Gmbh. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
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Years Active: 2026
Title: Lennart Sandbrink: Innovator in Hydrogenation Processes
Introduction: Lennart Sandbrink is an inventor based in Langenfeld, Germany. He has made significant contributions to the field of chemical engineering, particularly in the hydrogenation of aromatic nitro compounds. Although he currently holds no granted patents, his work is noteworthy for its innovative approach to catalyst development.
Latest Patent Applications: Lennart Sandbrink's latest patent applications include a method for the hydrogenation of aromatic nitro compounds. This invention relates to producing a doped copper-tetraammine-salt-based hydrogenation catalyst suitable for obtaining aromatic amines. The catalyst comprises copper in metal or oxidic form, along with a doping metal selected from iron, cobalt, manganese, vanadium, zinc, or a mixture thereof. The carrier for this catalyst includes silicon dioxide and/or silicon carbide shaped bodies. The process involves several steps, including providing a copper tetramine salt-based impregnation catalyst and reacting the aromatic nitro compound with hydrogen in the presence of the catalyst.
Conclusion: Lennart Sandbrink's innovative work in hydrogenation processes showcases his expertise in chemical engineering. His contributions, particularly in catalyst development, highlight the potential for advancements in the field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile