Herman Jozef Geurts

Title: Herman Jozef Geurts: Innovator in Lead Molybdate Pigments

Introduction

Herman Jozef Geurts is a notable inventor based in Kerkrade, Netherlands. He has made significant contributions to the field of pigment technology, particularly in the preparation of lead molybdate pigments. With a total of three patents to his name, Geurts has demonstrated a commitment to innovation and excellence in his work.

Latest Patents

Geurts' latest patents include a novel process for the preparation of lead molybdate pigments. This process involves reacting an aqueous solution of a lead salt with an aqueous solution containing chromate, molybdate, and sulfate salts. The method utilizes 2 to 5 mol % of lead molybdate seed crystals, resulting in strong pigments that are highly suitable for coloring organic materials of high molecular weight. Another significant patent focuses on orthorhombic lead chromate pigments of greenish hue. These pigments contain lead chromate and lead sulfate in a specific weight ratio and are characterized by their tinctorial strength and opacity factor.

Career Highlights

Throughout his career, Geurts has worked with prominent companies such as Ciba-Geigy Corporation and Hercules Corporation. His experience in these organizations has contributed to his expertise in pigment technology and innovation.

Collaborations

Geurts has collaborated with notable coworkers, including Leonardus Johannes Erkens and Gerben Pieter Algra. These partnerships have likely enriched his work and contributed to the development of his patents.

Conclusion

Herman Jozef Geurts is a distinguished inventor whose work in lead molybdate pigments has had a lasting impact on the industry. His innovative processes and collaborations highlight his dedication to advancing pigment technology.