Location History:
- Crosby, TX (US) (1982)
- Berwyn, PA (US) (1984 - 2006)
Company Filing History:
13 out of 628 
4 out of 1,851 
2 out of 203 
Years Active: 1982-2006
Title: **Vijai P. Gupta: Innovator in Chemical Purification Technologies**
Introduction
Vijai P. Gupta, residing in Berwyn, Pennsylvania, is a prolific inventor with a remarkable portfolio of 23 patents. His innovative contributions primarily lie in the field of chemical purification processes, showcasing a commitment to advancing the industry through effective and efficient methods.
Latest Patents
Among Gupta's notable patents is a **Method for Crystallizing N-vinyl-2-pyrrolidone**. This patented technique describes a process for purifying N-vinyl-2-pyrrolidone (NVP) by crystallizing it in the presence of added water. The method efficiently produces high-purity NVP crystals exceeding 99.99% purity in a single-stage crystallization. Another significant patent, **Extraction of Impurities from Grafted Polyolefins**, outlines a process for purifying grafted polyolefins using an azeotropic solvent that effectively removes impurities without causing the material to stick, while also being easily recyclable. These innovations not only enhance product quality but also contribute to sustainability in chemical processing.
Career Highlights
Throughout his career, Vijai Gupta has made substantial advancements in his field while working for significant companies such as Arco Chemical Technology and Atlantic Richfield Company. His work has been influential in shaping the methodologies used in chemical purification today, enabling the production of materials with enhanced properties.
Collaborations
Gupta has collaborated with esteemed professionals like Edward Patrick Carey and Edward T. Shawl, sharing insights and expertise that have helped elevate the standards of innovation within the chemical industry. Their combined efforts emphasize the collaborative spirit that drives technological advancement.
Conclusion
Vijai P. Gupta's contributions to chemical purification technologies represent a significant part of contemporary innovation. His patents not only reflect his expertise and dedication but also serve as a foundation for future developments in the industry. As he continues to innovate, Gupta remains a vital figure in advancing chemical processes that benefit various sectors.