Rolf Dessauer

Title: Rolf Dessauer: Innovator in Coating Compositions and Thermal Imaging

Introduction

Rolf Dessauer is a prominent inventor based in Greenville, Delaware, known for his significant contributions to the field of coating compositions and thermal imaging technologies. With a total of 13 patents to his name, Dessauer has made notable advancements that enhance the functionality and stability of various imaging elements.

Latest Patents

Among his latest patents, Dessauer has developed innovative leuco dye-containing coating compositions. These compositions are designed for labeling substrates, such as optical disks, and include a color forming composition, an electromagnetic radiation absorber, and a stabilizing agent. The color forming composition features a leuco dye, a hexaarylbiimidazole activator, and an acid-generating source. The electromagnetic radiation absorber can be mixed with or thermally connected to the color forming composition. Additionally, the stabilizing agent protects the leuco dye from ambient light exposure, utilizing a diarylguanidine dye salt. This coating composition is optimized for development using electromagnetic radiation with frequencies ranging from about 760 nm to 800 nm.

Another significant patent involves thermal imaging elements that exhibit improved stability. This thermally imageable element includes a thermally imageable layer that contains a thermal amplification additive and stabilizers, which are selected from phenolic and amine type compounds. These stabilizers ensure that the thermally imageable layers maintain near-infrared (NIR) stability during manufacturing and throughout thermal imaging processes.

Career Highlights

Rolf Dessauer has had a distinguished career, working with notable companies such as E.I. DuPont de Nemours and Company and Hewlett-Packard Development Company, L.P. His work in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in imaging technologies.

Collaborations

Throughout his career, Dessauer has collaborated with esteemed colleagues, including Jonathan V. Caspar and James Riesenfeld. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field.

Conclusion

Rolf Dessauer's contributions to coating compositions and thermal imaging have significantly impacted the industry. His innovative patents and collaborations reflect his dedication to advancing technology and improving imaging processes.