Location History:
- Kingsport, TN (US) (1986)
- Weber City, V (1993)
Company Filing History:
Years Active: 1986-1993
Title: Innovations of William R Darnell
Introduction
William R Darnell is an accomplished inventor based in Weber City, Virginia. He holds a total of 2 patents that showcase his contributions to the field of materials science. His work primarily focuses on liquid crystalline polyesters and poly(ether-carbonates), which have significant applications in various industries.
Latest Patents
Darnell's latest patents include innovations in liquid crystalline polyester. This invention relates to liquid crystalline polyesters that exhibit surprisingly low isotropic transition temperatures. The invention also introduces a new process for preparing containers made from these polyesters, which possess more uniform properties. Additionally, Darnell's work encompasses molded objects made from specific liquid crystalline polyesters derived from 2,6-naphthalenedicarboxylic acid, 4,4'-biphenol, hydroquinone, and p-hydroxybenzoic acid. Another notable patent involves aromatic poly(ether-carbonates) that can be prepared by heating aromatic diol polycarbonates with ethylene carbonate, optionally in the presence of a suitable catalyst or promoter.
Career Highlights
Darnell has made significant strides in his career, particularly through his work at Eastman Kodak Company. His innovative approaches to material development have contributed to advancements in the industry.
Collaborations
Darnell has collaborated with Winston J Jackson, Jr., further enhancing the scope and impact of his inventions.
Conclusion
William R Darnell's contributions to the field of materials science through his patents reflect his innovative spirit and dedication to advancing technology. His work continues to influence the development of new materials with practical applications.