Lei Yao

Title: Lei Yao: Innovator in Textile Dyeing and Superabsorbent Polymers

Introduction

Lei Yao is a prominent inventor based in Hong Kong, China, known for his significant contributions to the field of textile dyeing and materials science. With a total of 11 patents to his name, Yao has developed innovative methods and systems that enhance the efficiency and sustainability of textile processing.

Latest Patents

Among his latest patents is a groundbreaking method and integrated system for non-aqueous solvent medium (NASM) dyeing of multiple forms of synthetic, natural, and blended textiles. This invention provides a comprehensive solution for dyeing textiles in various forms, including fabrics, yarns, and garments. The integrated system features a first pressurizing pump for converting liquefied CO2 to supercritical CO2, a second pump for pressurizing CO2, and a storage vessel for liquefied CO2. Additionally, it includes a heater for heating the supercritical CO2, a dyestuff vessel for mixing dyestuff with supercritical CO2, and a dyeing vessel for the actual dyeing process. The system also incorporates cyclone separators for removing dyestuff from the mixture, ensuring a clean and efficient dyeing operation.

Another notable patent involves the preparation of cellulosic superabsorbent polymer (SAP) from post-consumer textile waste. This innovative method utilizes cellulose powder to create a sustainable and effective superabsorbent material, contributing to waste reduction and resource efficiency in the textile industry.

Career Highlights

Lei Yao has worked with esteemed organizations such as the Hong Kong Research Institute of Textiles and Apparel Limited and the Nano and Advanced Materials Institute Limited. His work in these institutions has allowed him to push the boundaries of textile innovation and material science.

Collaborations

Throughout his career, Yao has collaborated with notable colleagues, including Edwin Yee Man Keh and Alex Chan. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

In summary, Lei Yao is a distinguished inventor whose work in textile dyeing and superabsorbent polymers has made a significant impact on the industry. His innovative patents and collaborations reflect his commitment to advancing sustainable practices in textile processing.