This inventor holds 6 USPTO granted patents and 1 EPO patent. Top assignees: National Starch and Chemical Investment Holding Corporation, Hercules Corporation. Active years: 1996-2009.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Somerville, NJ (US) (1996 - 1997)
- Newark, DE (US) (1998 - 2009)
Company Filing History:
4 out of 682 
2 out of 1,204 Years Active: 1996-2009
Title: Zu-Feng Xu: Innovator in Cationic Polysaccharides
Introduction
Zu-Feng Xu is a prominent inventor based in Newark, DE (US), known for his significant contributions to the field of cationic polysaccharides. He holds a total of six patents, showcasing his innovative approach to personal care and household care compositions.
Latest Patents
Among his latest patents is a formulation involving cationic, oxidized polysaccharides in conditioning applications. This invention describes a cationic, oxidized polysaccharide or its derivative, characterized by a mean average molecular weight (Mw) ranging from 50,000 to 1,000,000 and an aldehyde functionality content of at least 0.001 meq/gram. This polysaccharide is utilized in personal care and household care products, prepared through continuous or batch processes using hydrolytic and oxidizing reagents. Another notable patent is for a cationic polymer composition, which includes a cationic polygalactomannan or its derivative. This composition has a mean average molecular weight (Mw) between 5,000 and 200,000, with a light transmittance greater than 80% in a 10% aqueous solution at a wavelength of 600 nm. It is also prepared using oxidizing reagents and is intended for use in personal care and household care products.
Career Highlights
Zu-Feng Xu has worked with notable companies such as National Starch and Chemical Investment Holding Corporation and Hercules Corporation. His experience in these organizations has contributed to his expertise in the development of innovative compositions for various applications.
Collaborations
Throughout his career, Zu-Feng has collaborated with professionals like Jamie L Senkeleski and Paquita Erazo-Majewicz, enhancing his work through shared knowledge and expertise.
Conclusion
Zu-Feng Xu's innovative work in cationic polysaccharides has made a significant impact on personal care and household care industries. His patents reflect a commitment to advancing formulations that improve product efficacy and user experience.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile