Location History:
- E. Providence, RI (US) (1991)
- East Providence, RI (US) (1990 - 1992)
- Coventry, RI (US) (1998)
Company Filing History:
Years Active: 1990-1998
Title: Innovations of William R. Lee
Introduction
William R. Lee is a notable inventor based in East Providence, RI (US). He has made significant contributions to the field of chemistry, particularly in the development of processes and compounds that enhance material properties. With a total of 4 patents to his name, his work has had a lasting impact on various applications.
Latest Patents
One of his latest patents is titled "Process for glycol esters of an alkali metal salt of 5-sulfoisophthalic." This process involves preparing bis alkylene glycol esters of an alkali metal salt of 5-sulfoisophthalic acid. The resulting compound is useful in creating modified polyesters that can be dyed with basic or cationic dyes. The process is noted for being economical and low-cost, as it does not require the purification of intermediate reaction products. Another significant patent is for "Bis-N,N' nitro or amino benzoyl amino phenols." This invention includes nitro dinitro and diamino compounds that have versatile applications, such as serving as crosslinking agents for epoxy resins and unsaturated elastomers. These compounds can also be used in the preparation of polyamide, polyimide, polyamide-imide, and polybenzoxazole polymers, which exhibit superior thermal and mechanical properties.
Career Highlights
William R. Lee is currently associated with Hoechst Celanese Corporation, where he continues to innovate and contribute to advancements in chemical processes. His work has been instrumental in developing new materials that meet the demands of various industries.
Collaborations
Throughout his career, William has collaborated with esteemed colleagues, including James R. Hazen and Dinesh N. Khanna. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
William R. Lee's contributions to the field of chemistry through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the development of new materials and processes that benefit various industries.