Norbert Wester

Title: Innovator Norbert Wester: Pioneer in Pigment and Surfactant Technologies

Introduction

Norbert Wester, based in Hofheim am Taunus, Germany, is an accomplished inventor with a notable total of four patents. His innovative contributions primarily focus on advancements in pigment technology and surfactants, demonstrating his expertise in chemical engineering and material science.

Latest Patents

Wester's most notable patents include a novel crystallographic modification of pigment known as .beta.-modified crystalline red pigment. This innovative pigment form, derived from the pigment C. I. Pigment Red 53:1, is characterized by unique reflection values in its X-ray diffraction pattern when exposed to Cu-Kα radiation. The process involves a reaction between an aqueous solution of alkali metal or ammonium salt and a water-soluble barium salt, yielding a more yellowish-red shade compared to the traditional .alpha.-modification.

Another significant patent involves the creation and application of sulfonated tributylphenol ethoxylates, which serve as effective surfactants. These compounds are valuable as auxiliaries in the tertiary production of crude oil. The innovation includes an improved process for preparing sulfonated alkyl and (alkyl)aryl polyalkoxylates, enhancing their efficiency through reactions involving halides of polyethoxylates in the presence of various solubilizing agents.

Career Highlights

Norbert Wester has been a vital part of Hoechst Aktiengesellschaft, a leading chemical company. His work within the organization has focused on developing advanced materials and surfactants that cater to diverse industrial applications, showcasing his commitment to innovation in the chemical sector.

Collaborations

Throughout his career, Wester has collaborated with esteemed colleagues, including Helmut Diery and Franz Schui. These partnerships have contributed to the refinement of his ideas and the successful launch of new technologies, enhancing the scientific community's understanding and use of advanced pigments and surfactants.

Conclusion

Norbert Wester exemplifies the spirit of innovation in the fields of pigment and surfactant technology. His contributions through patented inventions showcase not only his technical prowess but also his dedication to advancing chemical applications in industry. His work continues to leave a lasting impact on both academia and the commercial sector.