Company Filing History:
3 out of 18 
1 out of 73 
1 out of 44 Years Active: 2007-2018
Title: The Innovative Contributions of Marion L Andrews
Introduction
Marion L Andrews is a notable inventor based in Darlington, SC (US), recognized for her significant contributions to the field of polyester technology. With a total of five patents to her name, she has made remarkable advancements that enhance the properties and applications of polyesters.
Latest Patents
Among her latest patents is a process for enhancing the molecular weight of a polyester. This innovative method involves heating a semi-crystalline starting polyester, which comprises ethylene 2,5-furandicarboxylate units, at a specific temperature range to obtain a solid-state polyester. The process ensures that the polyester has an intrinsic viscosity of at least 0.45 dL/g and a controlled amount of carboxylic acid end groups. Another significant patent focuses on a polyester composition that includes ethylene 2,5-furandicarboxylate units and diethylene glycol residues, with a method for preparing such a polyester that minimizes the formation of diethylene glycol.
Career Highlights
Throughout her career, Marion has worked with prominent companies such as Synvina C.V. and Wellman Inc. Her work in these organizations has contributed to the development of advanced polyester materials and processes, showcasing her expertise in the field.
Collaborations
Marion has collaborated with esteemed colleagues, including Jeffrey John Kolstad and Robert Joseph Schiavone. These