Hedwig E De Deyne

Title: The Innovative Contributions of Hedwig E De Deyne

Introduction

Hedwig E De Deyne is a notable inventor based in Rumst, Belgium. She has made significant contributions to the field of electrostatic imaging through her innovative work on toner materials. With a focus on enhancing the performance of particulate toner materials, her inventions have paved the way for advancements in printing technology.

Latest Patents

Hedwig E De Deyne holds a patent for a "Particulate toner material with charge control agent." This invention pertains to a particulate toner material designed for the development of latent electrostatic images. The toner material is capable of acquiring a net positive charge through triboelectric contact electrification when mixed with carrier particles. It contains at least one thermoplastic resin as a binder, combined with a colorant and a colorless compound that imparts a positive charge to the toner material upon frictional contact with carrier particles. Notably, the colorless compound includes at least one polyalkyl substituted piperidine group and a sterically hindered phenol group in its molecular structure.

Career Highlights

Hedwig E De Deyne is associated with Agfa Gevaert NV, a company known for its expertise in imaging technology. Her work at Agfa Gevaert has been instrumental in developing innovative solutions that enhance the quality and efficiency of printing processes.

Collaborations

Throughout her career, Hedwig has collaborated with esteemed colleagues such as Piet Kok and Luc J Vanmaele. These collaborations have contributed to the advancement of technology in the field of electrostatic imaging.

Conclusion

Hedwig E De Deyne's contributions to the field of toner materials and electrostatic imaging highlight her innovative spirit and dedication to advancing technology. Her patent and collaborations reflect her significant impact on the industry.