This inventor holds 3 USPTO granted patents. Top assignees: Invista North America S.a.r.l., E.i. Dupont De Nemours and Company. Active years: 2003-2006.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Newark, DE (US) (2003 - 2005)
- Wilmington, DE (US) (2006)
Company Filing History:
2 out of 395 
1 out of 16,339 
Years Active: 2003-2006
Title: Innovations in Polyester - The Contributions of Inventor Jun Zhao
Introduction: Jun Zhao, an accomplished inventor based in Wilmington, DE, has made significant strides in the field of polyester compositions. With a total of three patents to his name, Zhao's work primarily focuses on enhancing the dyeability of polyester through innovative chemical compositions.
Latest Patents: Among Jun Zhao's most recent inventions are the acid-dyeable polyester compositions that include a polyester and a secondary amine or secondary amine salt. This blend is designed to promote acid-dyeability effectively. The acid-dyeable polyester composition can be prepared through melt blending, combining the polyester with a polymeric additive derived from a triamine containing secondary amine or secondary amine salt units, along with one or more other monomer and/or polymer units. Notably, one of the polymeric additives Zhao developed includes polyamides like poly-imino-bisalkylene-terephthalamide, -isophthalamide, and -1,6-naphthalamide, along with their corresponding salts. Zhao's patents also encompass polymeric additives, blends, shaped articles such as fibers and films, processes for dyeing, and methods for preparing acid-dyeable polyester compositions.
Career Highlights: Jun Zhao has built a notable career, working with prestigious companies such as E.I. DuPont de Nemours and Company and Invista North America S.à r.l. His role in these organizations has allowed him to push the boundaries of polyester technology, contributing to advancements that have practical applications in various industries.
Collaborations: Throughout his career, Jun Zhao has collaborated with several professionals, one of whom is Yanhui Sun. Their partnership has resulted in significant advancements in the technology surrounding polyester compositions, demonstrating the impact of teamwork in the field of innovation.
Conclusion: Jun Zhao stands out in the realm of innovation with his patented work on acid-dyeable polyester compositions. His contributions not only enhance the functionality of polyester materials but also represent the continual evolution of materials science. Through his collaborative efforts and insights gained from his career, Zhao remains a pivotal figure in the advancement of polyester technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile