Company Filing History:
Years Active: 2003
Title: Innovations of Inventor Kai Bütje
Introduction
Kai Bütje is a notable inventor based in Duisburg, Germany. He has made significant contributions to the field of materials science, particularly in the development of composite particles and iron oxide pigments. With a total of 2 patents, his work has implications in various industries, including coatings and pigments.
Latest Patents
One of his latest patents is focused on composite particles. This invention relates to a composite particle that contains a solid inorganic or organic colorless support material, with an adherent inorganic and/or organic pigment particle. The pigment particle has an average size ranging from 1 nm to 100 nm and includes at least one primary pigment particle. The minimum average distance between two pigment particles is at least one quarter of the diameter of the primary pigment particle. This innovation allows for the modified inorganic and organic pigments to be used as infrared light absorbers or color-imparting agents, resulting in negligible haze in the matrix.
Another significant patent by Bütje is a process for producing iron oxide pigments. This invention involves forming a suspension of haematite nuclei through a reaction between dilute nitric acid and elemental iron at temperatures above 90°C. The resulting pigments are noted for their pure color and various applications.
Career Highlights
Kai Bütje is currently associated with Bayer Aktiengesellschaft, a leading global company in the pharmaceutical and life sciences sector. His work at Bayer has allowed him to explore innovative solutions in pigment technology and materials science.
Collaborations
Throughout his career, Bütje has collaborated with esteemed colleagues, including Daniel-Gordon Duff and Werner Hoheisel. These collaborations have further enriched his research and development efforts.
Conclusion
In summary, Kai Bütje is a distinguished inventor whose work in composite particles and iron oxide pigments has made a significant impact in his field. His contributions continue to influence advancements in materials science and related industries.