This inventor holds 3 USPTO granted patents, plus 2 CIPO patents. Top assignees: Solutia Incorporated, Purdue Research Foundation. Active years: 1998-2000.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1998-2000
Title: Innovations by Yiqi Yang: Advancements in Polymer Recycling
Introduction
Yiqi Yang, an accomplished inventor based in Charlottesville, VA, has made significant contributions to the field of polymer recycling. With a total of three patents to his name, his innovative methods focus on the decolorization and recovery of dyes from ionically dyeable polymeric materials.
Latest Patents
Yiqi Yang's latest patents demonstrate his commitment to sustainability and resource recovery. One notable invention is the "Method for Removing Color from Ionically Dyeable Polymeric Materials." This process involves using a swelling agent to effectively remove color from these materials, presenting a valuable method for recycling. By extracting the dye for reuse, Yang's method emphasizes a sustainable approach to material management.
Another important patent is the "Process for Separating Polyamide from Colorant." This innovative technique includes contacting solid colored polyamide with an organic solvent, allowing for the separation of colorant from the polymer. With options for recovery of both the polymer and colorant, this method highlights efficient recycling practices.
Career Highlights
Throughout his career, Yiqi Yang has collaborated with notable organizations. He has worked for Solutia Incorporated and the Purdue Research Foundation, contributing to his expertise in polymer science and recycling technologies. His experience in these esteemed institutions further solidifies his standing as an innovative thinker in the field.
Collaborations
Yang's collaborative efforts include working alongside colleagues such as Le Moyne Plischke and George R McLellan. Together, these professionals have shared insights and knowledge that have likely influenced and enhanced Yang's research and the development of his patents.
Conclusion
Yiqi Yang's innovative patents represent a significant advancement in the recycling of polymeric materials. His methods not only facilitate the removal of colors but also open pathways for the recovery of valuable dyes and materials. As the demand for sustainable practices increases, inventors like Yang play a crucial role in shaping a more eco-friendly future.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

