Location History:
- Poquoson, VA (US) (1987 - 1993)
- Fayetteville, NC (US) (1993)
- Crossett, AR (US) (1995)
Company Filing History:
5 out of 2,546 
2 out of 3,975 
1 out of 2,449 
Years Active: 1987-1995
Title: J Richard Pratt: Innovator in Polyimide Technology
Introduction
J Richard Pratt is a notable inventor based in Poquoson, Virginia, with a significant contribution to the field of polymer science. He holds a total of eight patents, showcasing his innovative approach to developing advanced materials. His work primarily focuses on polyimides, which are essential in various applications due to their thermal stability and mechanical properties.
Latest Patents
Among his latest patents, Pratt has developed polyimides containing meta-biphenylenedioxy moieties. This innovation involves the preparation of two monomers, one being a diamine used to create polyimide, polyamide, and epoxy polymers, while the other is a dianhydride utilized for polyimide polymers. These polymers are crucial for manufacturing films, coatings, and selective membranes. Additionally, he has patented a process for preparing polyamides with enhanced melt flow properties. This process involves heating a mixture of high molecular weight poly(amic acid) or polyimide with a low molecular weight amic acid or imide additive, resulting in improved processability and lower melt viscosity.
Career Highlights
Throughout his career, J Richard Pratt has worked with various organizations, including the United States of America as represented by the Administrator of the National Aeronautics and Space Administration and the United States of America as represented by the United States Army. His contributions have significantly impacted the development of polymer technologies.
Collaborations
Pratt has collaborated with notable individuals in his field, including Terry L St Clair and Anne K St Clair. These partnerships have likely enhanced his research and development efforts, leading to innovative solutions in polymer science.
Conclusion
J Richard Pratt's work in polyimide technology exemplifies his dedication to advancing materials science. His patents and collaborations reflect a commitment to innovation that continues to influence the industry.