Alistair John McLennan

Title: Alistair John McLennan: Innovator in Vinyl Acetate/Ethylene Dispersions

Introduction

Alistair John McLennan is a notable inventor based in Koenigstein, Germany. He has made significant contributions to the field of polymer chemistry, particularly in the development of vinyl acetate/ethylene copolymer dispersions. With a total of 3 patents to his name, McLennan's work has implications for various applications in textiles and paper.

Latest Patents

One of McLennan's latest patents focuses on carboxylated vinyl acetate/ethylene copolymer dispersions and their uses. This invention relates to the preparation of heterogeneous mixtures of vinyl ester/ethylene dispersions, specifically vinyl acetate/ethylene (VAE) dispersions. These dispersions are combined with polyamideamine-epichlorohydrin (PAE) wet strength resins, which have a reduced amount of halogenated organic compounds, specifically less than 1500 ppm. The resulting dispersion offers extremely low free and bound formaldehyde levels while maintaining wet tensile strength, making it suitable for non-woven textile and paper applications.

Career Highlights

McLennan is currently employed at Celanese International Corporation, where he continues to innovate in the field of polymer chemistry. His work has been instrumental in advancing the technology behind environmentally friendly dispersions.

Collaborations

Throughout his career, McLennan has collaborated with notable colleagues such as Paul Alexander Scott and Ivan Rossi. These partnerships have contributed to the successful development of his patented technologies.

Conclusion

Alistair John McLennan is a distinguished inventor whose work in vinyl acetate/ethylene copolymer dispersions has made a significant impact in various industries. His innovative approach continues to pave the way for advancements in polymer applications.