Company Filing History:
Years Active: 1989-1992
Title: **Lao-Jer Chen: A Pioneer in Polyisocyanate Innovations**
Introduction
Lao-Jer Chen is an accomplished inventor based in Houston, TX, known for his significant contributions to the field of polyisocyanate chemistry. With two patents to his name, Chen has made notable strides in enhancing the properties and applications of polyisocyanates, materials crucial in various industrial applications.
Latest Patents
Chen's latest patents reflect his innovative approach and technical expertise. One of his patents involves a 'Composition and method of preparation of viscosity-stabilized polyisocyanate.' This invention focuses on the creation of a viscosity-stable polyisocyanate by heating a polyisocyanate with uretone imine groups under specific conditions. The resulting product can be utilized alone or blended with other polyisocyanates or diisocyanates, leading to the production of polyurethane, polyisocyanurate, and polyamide. These advanced polymers exhibit improved dimensional stability and flammability when utilized in foam applications.
In another significant patent titled 'Color reduction of polymeric isocyanates via multiple solvent,' Chen discloses a novel extraction process that purifies crude polyisocyanate into a refined fraction characterized by superior color quality. This process maintains a 100 percent material balance, ensuring no loss in the useful polyisocyanate material, making it applicable in scenarios where color quality is not critical.
Career Highlights
Lao-Jer Chen’s career is marked by his tenure at The Dow Chemical Company, where he has been instrumental in advancing polyisocyanate technologies. His inventive work focuses on optimizing the use and properties of these compounds, providing substantial benefits to various industrial sectors.
Collaborations
Throughout his career, Chen has collaborated with talented individuals such as Steven B. Lowenkron and Shenghong A. Dai. These partnerships underscore the collaborative nature of research and development in the chemical industry, enabling innovations that address complex challenges.
Conclusion
Lao-Jer Chen continues to be a vital force in the field of polyisocyanate research and development. His pioneering patents not only enhance material properties but also pave the way for new applications, solidifying his place as a significant contributor to innovations in the chemical industry. Through his work, Chen exemplifies the impactful role inventors play in driving progress and enhancing technology.