Company Filing History:
Years Active: 1991
Title: Hubertus P Gielkens: Innovator in Lead Molybdate Pigments
Introduction
Hubertus P Gielkens is a notable inventor based in Amstenrade/Schinnen, Netherlands. He has made significant contributions to the field of pigment preparation, particularly through his innovative processes involving lead molybdate pigments. His work has implications for various industries, especially in the coloring of organic materials.
Latest Patents
Gielkens holds a patent for a novel process for the preparation of lead molybdate pigments. This process involves reacting an aqueous solution of a lead salt with solutions containing chromate, molybdate, and sulfate salts. The method utilizes 2 to 5 mol % of lead molybdate seed crystals, based on the total molar amount of the pigments. The resulting lead molybdate pigments are noted for their strength and suitability for high molecular weight organic materials.
Career Highlights
Throughout his career, Gielkens has been associated with Ciba-Geigy Corporation, where he has applied his expertise in pigment technology. His innovative approach has led to advancements in the production of durable and effective coloring agents.
Collaborations
Gielkens has collaborated with notable colleagues, including Leonardus Johannes Erkens and Gerben Pieter Algra. These partnerships have contributed to the development and refinement of his patented processes.
Conclusion
Hubertus P Gielkens stands out as an influential inventor in the field of pigment preparation, with a focus on lead molybdate pigments. His innovative processes and collaborations have significantly impacted the industry, showcasing the importance of research and development in creating effective coloring solutions.