Pravin Nayar

Title: Pravin Nayar - Innovator in Polyester Recycling

Introduction

Pravin Nayar is a notable inventor based in New Delhi, India, recognized for his contributions to the field of materials recycling. His innovative work focuses on the recycling of colored polyester, a significant concern in the sustainable materials industry.

Latest Patents

Nayar holds a patent for a groundbreaking process titled "Process for Recycling Polyester Materials." This invention outlines a method to depolymerize colored polyester by adding glycol, which forms the monomer BHET. The process further involves contacting the BHET with activated carbon to remove colorants. Additional extraction of the remaining colorants with water, alcohol, or glycol results in white, purified BHET. This purified monomer can then be polymerized into polyethylene terephthalate that meets food contact specifications, utilizing established polymerization processes.

Career Highlights

Currently, Pravin Nayar works with Invista North America S.a.r.l., where he has made significant strides in material innovation. His dedication to advancing recycling technology reflects his commitment to environmental sustainability and innovation within the materials sector.

Collaborations

Throughout his career, Nayar has collaborated with talented individuals such as Brad L. Smith and Gordon Allen Shaw, enhancing his work and broadening the impact of his inventions in the industry.

Conclusion

With a focus on creating sustainable solutions for polyester recycling, Pravin Nayar exemplifies the role of innovators in addressing critical environmental challenges. His achievements, including his patent, contribute significantly to the field and pave the way for future advancements in materials recycling.