Karl-Heinz Wieser

Title: Karl-Heinz Wieser: Innovator in Polyisocyanate Compounds

Introduction

Karl-Heinz Wieser is a notable inventor based in Leverkusen, Germany. He has made significant contributions to the field of chemistry, particularly in the development of polyisocyanate compounds. With a total of 2 patents, his work has had a considerable impact on various industrial applications.

Latest Patents

Wieser's latest patents include innovative formulations and processes. One of his patents focuses on new polyisocyanate-polyaddition compounds, detailing a process for their preparation and their use as wetting or dispersing agents for the incorporation of solids, particularly pigments, in lacquer or synthetic resin formulations. Another patent addresses pigment preparations that contain an organic pigment and/or carbon black, along with a surfactant from the sulphosuccinic acid ester and/or alkylbenzenesulphonate series. These preparations have been dried, if appropriate after wet comminution, by spray- or freeze-drying from an aqueous medium, and are used for pigmenting high molecular weight organic materials, especially thermoplastics.

Career Highlights

Karl-Heinz Wieser is associated with Bayer Aktiengesellschaft, a leading global company in the chemical and pharmaceutical sectors. His work at Bayer has allowed him to explore and innovate in the field of polymer chemistry, contributing to advancements that benefit various industries.

Collaborations

Wieser has collaborated with esteemed colleagues such as Martin Wienkenhover and Volker Paulat. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Karl-Heinz Wieser stands out as an influential inventor in the realm of polyisocyanate compounds. His patents and collaborative efforts continue to shape the future of chemical applications in industry.