Anja Couperus

Title: Anja Couperus: Innovator in Pigment Concentrate Technology

Introduction

Anja Couperus is a notable inventor based in Hoevelaken, Netherlands. He has made significant contributions to the field of pigment technology, particularly in the development of methods for preparing pigment concentrates. His innovative approach has implications for various applications, including powder coatings.

Latest Patents

Anja Couperus holds a patent for a method related to a pigment concentrate. This patent describes a process where pigment particles are comminuted in the presence of an aqueous binder, primarily consisting of a polyester with a glass transition temperature of at least 60 °C and an acid value of at least 60. The resulting stable paste or suspension undergoes a drying treatment, leading to the collection of the pigment concentrate. Notably, the binder used is free of cosolvent and is a resin with an acid value of at least 70 °C. This innovative method allows for the creation of powder coatings that do not possess a tinting strength reserve.

Career Highlights

Anja Couperus is associated with Sigma Coatings B.V., where he applies his expertise in pigment technology. His work has been instrumental in advancing the quality and performance of coatings used in various industries. With a focus on innovation, he continues to contribute to the development of new materials and processes.

Collaborations

Anja has collaborated with several professionals in his field, including Tjerk Groenman and Stéphane Carlier. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Anja Couperus is a prominent figure in the field of pigment technology, with a patent that showcases his innovative methods for creating pigment concentrates. His work at Sigma Coatings B.V. and collaborations with other experts highlight his commitment to advancing the industry.