Company Filing History:
Years Active: 2004-2010
Title: The Innovative Journey of Elizabeth Todd Singewald
Introduction: Elizabeth Todd Singewald is an accomplished inventor based in Wilmington, DE, with a remarkable portfolio that includes four patents. Her contributions to the field of materials science, particularly in the development of advanced textile technologies, showcase her innovative spirit and dedication to enhancing the industry.
Latest Patents: Among her notable inventions, Elizabeth's latest patents include a process for producing dyeable spandex. This innovative commercial spandex is created with improved efficiency and consistency through a high-solids content polyurethaneurea polymer solution. By utilizing a combination of 4,4'-MDI and 2,4'-MDI, along with specific chain extenders and terminators, she has engineered a polymer solution that exhibits high solubility and optimal characteristics for spinning. The resulting spandex fibers offer excellent dyeability, colorfastness, and other desirable traits, making them a significant advancement in fabric technology.
Another of her innovations is a method for creating circular knit, elastic fabrics of various types, including single jersey, French terry, and fleece. This process incorporates a bare elastomeric material plated with spun and/or continuous filament hard yarns, all manufactured without the need for a dry heat setting step. By drafting the elastomeric material to no more than about 2.5 times its original length, Elizabeth's method results in high-quality, elastic fabrics that meet industry demands.
Career Highlights: Elizabeth's professional journey includes tenure at prominent companies such as Invista North America S.a.r.l. and Invista North America S.á.r.l., where she has honed her expertise in textile and polymer technologies. Her work has not only contributed to the companies' success but has also inspired future innovations within the sector.
Collaborations: Throughout her career, Elizabeth has collaborated with talented professionals, including Graham H. Laycock and Raymond S. P. Leung. These partnerships have fostered a creative environment where innovative ideas can thrive, leading to the successful development of groundbreaking technologies.
Conclusion: Elizabeth Todd Singewald stands as a prominent figure in the realms of innovation and invention. With her impressive array of patents and her commitment to advancing textile technology, she continues to be a driving force in the industry, paving the way for future inventors and innovations. Her work exemplifies the power of creativity and collaboration in bringing forth new solutions that benefit both consumers and the industry at large.