Company Filing History:
Years Active: 1993-2001
Title: Dorothy L Roerden: Innovator in Chemical Engineering
Introduction
Dorothy L Roerden is a notable inventor based in Lake Jackson, TX (US). She has made significant contributions to the field of chemical engineering, particularly in the development of novel chemical compounds. With a total of 6 patents to her name, her work has had a substantial impact on various applications in the industry.
Latest Patents
Among her latest patents, Roerden has developed dicationic and polycationic monoprimary alcohols and their derivatives. This invention relates to novel compounds represented by a specific formula. Another significant patent is for the process of producing low color 2,3-epoxypropyltrimethylammonium chloride. This method involves treating 2,3-epoxypropyltrimethylammonium chloride with sodium hypochlorite to reduce its color. The compound can be prepared through the reaction of trimethylamine and epichlorohydrin, and an aprotic solvent may be used if desired. The final product is essential for color-sensitive applications, such as producing cationic starch for use in paper manufacturing.
Career Highlights
Roerden's career has been marked by her innovative contributions to The Dow Chemical Company. Her expertise in chemical processes and product development has positioned her as a key figure in her field.
Collaborations
Throughout her career, Roerden has collaborated with notable colleagues, including R Keith Frank and Robert T Patton. These collaborations have further enhanced her research and development efforts.
Conclusion
Dorothy L Roerden's work exemplifies the spirit of innovation in chemical engineering. Her patents and contributions continue to influence the industry, showcasing her dedication to advancing technology and improving processes.