This inventor holds 40 USPTO granted patents, plus 3 CIPO patents, primarily in Polyester Technology. Top assignees: Celanese Gmbh, Hoechst Celanese Corporation, Hna Holdings, Inc.. Active years: 1980-2003.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Morris, NJ (US) (1980)
- Chatham Morris, NJ (US) (1980)
- Chatham, NJ (US) (1982 - 1988)
- Medham, NJ (US) (1992)
- Mendham, NJ (US) (1991 - 2003)
- West Chester, PA (US) (2003)
Company Filing History:
16 out of 824 
13 out of 1,194 
6 out of 16 
Years Active: 1980-2003
Areas of Expertise:
Title: Larry F Charbonneau: Innovator in Polymer Science
Introduction
Larry F Charbonneau, based in Mendham, NJ, is a distinguished inventor with an impressive portfolio of 40 patents. His work primarily focuses on advancements in polymer chemistry, particularly in the purification processes of anhydrosugar alcohols and the production of valuable copolymers. His innovative contributions have significantly impacted various industrial applications.
Latest Patents
Among his notable recent inventions is the patent for the "Process and products of purification of anhydrosugar alcohols". This process yields a purified anhydrosugar alcohol with a remarkable purity of at least 99.8%, while maintaining a colorless appearance. The purification techniques involve distillation, recrystallization from various solvents like methanol and ethanol, and melt recrystallization. This innovation includes a method for testing the purity, examining the anhydrosugar alcohol's color after high-temperature annealing or measuring its ultraviolet transmittance. Additionally, he has patented a "Process for making poly(ethylene-co-isosorbide) terephthalate polymer", which produces a low color copolymer beneficial for creating hot-fill containers, films, and other polymer-based products.
Career Highlights
Charbonneau's career features significant tenures at prominent organizations such as Celanese GmbH and Hoechst Celanese Corporation. His role in these companies has allowed him to develop and refine processes that contribute to the advancement of polymer science and material engineering.
Collaborations
Throughout his career, Charbonneau has collaborated with notable professionals, including Gordon W Calundann and Helmut B Witteler. These partnerships have facilitated knowledge exchange and innovation, further enhancing the development of his pioneering patents.
Conclusion
Larry F Charbonneau is a prominent figure in the field of polymer science, with a remarkable record of invention and collaboration. His latest patents reflect his commitment to advancing technology in the purification of anhydrosugar alcohols and the creation of innovative copolymers, resulting in invaluable contributions to the industry. As he continues to explore new horizons in polymer chemistry, his work remains a critical component of ongoing advancements in various manufacturing sectors.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile