Company Filing History:
Years Active: 2018-2020
Title: Inventor Profile: Pacita I Tiemsin
Introduction
Pacita I Tiemsin is an accomplished inventor based in Newport News, Virginia, who has made significant contributions to the field of dye-doped polymer microparticles. With a focus on creating non-toxic and non-carcinogenic materials, she has developed innovative solutions suitable for various applications, including wind tunnel testing. Her work showcases the intersection of chemistry and engineering, providing valuable insights into the creation of functional materials.
Latest Patents
Tiemsin holds two notable patents centered around dye-doped polystyrene microspheres. Her latest patents detail methods for generating these microspheres using dispersion polymerization. The process involves doping polystyrene microspheres with fluorescent dyes, specifically xanthene derivatives, such as Kiton Red 620 (KR620). The innovative use of specific functionalities, like sodium styrene sulfonate, aids in favoring the incorporation of dye molecules into the particles. Polyelectrolyte materials, including poly(diallyldimethyl ammonium chloride) (PolyDADMAC), are utilized to electrostatically trap and bind the dye molecules within the particles. Additionally, a buffer system stabilizes pH changes during the manufacturing process, allowing for the successful creation of KR620-doped polystyrene microspheres that are safe for use in experimental settings.
Career Highlights
Throughout her career, Pacita I Tiemsin has been associated with the prestigious United States of America as represented by the Administrator of NASA. Her work aligns with NASA's commitment to enhancing technological advancements through innovation and research. Tiemsin's expertise in the field of polymers and materials science has positioned her as a valuable contributor within her organization.
Collaborations
In her pursuit of innovation, Tiemsin has collaborated with notable colleagues, including Christopher J Wohl, Jr. and Paul M Danehy. Together, these professionals have contributed to advancements in their respective fields, enhancing the research and development of new materials and techniques.
Conclusion
Pacita I Tiemsin's contributions to the field of dye-doped polymer microparticles reflect her dedication to innovation and safety in material development. With her patents and collaborative efforts, she continues to influence the landscape of polymer science, paving the way for future advancements that prioritize both functionality and environmental consciousness. Her work exemplifies the impactful role inventors play in driving technological progress for various industries.