Company Filing History:
Years Active: 2012-2013
Title: Innovations by Deepanjan Bhattacharya
Introduction
Deepanjan Bhattacharya is an accomplished inventor based in Kingsport, TN (US). He has made significant contributions to the field of coating compositions, holding a total of 4 patents. His work focuses on developing innovative solutions that enhance the performance and application of coatings in various industries.
Latest Patents
One of his notable patents is related to coating compositions containing tetramethyl cyclobutanediol. This invention discloses solvent-borne thermosetting coating compositions that include a curable polyester resin blended with an acrylic copolymer, a crosslinker, and a solvent. The polyester resin, which contains 2,2,4,4-tetramethyl-1,3-cyclobutanediol, exhibits excellent dry time, compatibility with acrylic resins, sag resistance, and hardness development in the coating composition. These coating compositions can be utilized to prepare clear coats or pigmented coatings for automotive OEM, auto refinish, and other applications.
Another significant patent involves refinish coating compositions comprising low molecular weight cellulose mixed esters. This invention provides a refinish coating composition that includes at least one refinish coating resin, a solvent, a pigment, and optionally, a crosslinking agent. It also incorporates at least one cellulose mixed ester with a weight average molecular weight greater than 10,000, along with at least one low molecular weight cellulose mixed ester. Additionally, the patent outlines processes for applying the refinish coating composition on a substrate.
Career Highlights
Deepanjan Bhattacharya is currently employed at Eastman Chemical Company, where he continues to innovate and develop new coating technologies. His expertise in the field has led to advancements that benefit various applications, particularly in the automotive sector.
Collaborations
He has collaborated with several talented individuals, including Stacey James Marsh and Angela Hartley Honeycutt, contributing to the success of his projects and patents.
Conclusion
Deepanjan Bhattacharya's work in the field of coating compositions showcases his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving the performance and application of coatings, making a significant impact in the industry.