Company Filing History:
Years Active: 1978-1984
Title: Willi Hennings: Innovator in Pigment Technology
Introduction
Willi Hennings is a notable inventor based in Krefeld, Germany. He has made significant contributions to the field of pigment technology, particularly in the development of halogen-free and temperature-stable inorganic pigments. With a total of 2 patents, Hennings has established himself as a key figure in his industry.
Latest Patents
Hennings' latest patents include innovative formulations that enhance the quality and safety of pigments. One of his patents focuses on halogen-free zinc ferrite yellow pigments containing alumina. This invention describes a zinc ferrite pigment comprising, by weight, about 99.8 to 90% of ZnFe₂O₄ and about 0.2 to 10% of the component system (1-x)Al₂O₃ and xP₂O₅, where 0 Another significant patent by Hennings is for a temperature-stable inorganic yellow pigment composed of Fe₂TiO₅·xTiO₂, where x ranges from 0 to about 15. This pigment is produced by forming an aqueous suspension of finely divided iron and titanium compounds, followed by calcining the residue at temperatures between 600°C and 1100°C. The resulting product has a particle diameter of less than about 1 micron, ensuring its effectiveness in various applications. Career Highlights Willi Hennings is associated with Bayer Aktiengesellschaft, a leading company in the chemical and pharmaceutical industry. His work at Bayer has allowed him to focus on innovative solutions in pigment technology, contributing to the company's reputation for quality and innovation. Collaborations Hennings has collaborated with notable colleagues such as Franz Hund and Horst Brunn. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies in the field of pigments. Conclusion Willi Hennings is a distinguished inventor whose work in pigment technology has led to significant advancements in the industry. His innovative patents reflect a commitment to quality and safety, making a lasting impact on the field.