Nicole Dewaele

Title: Innovations of Nicole Dewaele: A Pioneer in Polymer Production

Introduction

Nicole Dewaele, an accomplished inventor located in Brussels, Belgium, holds a significant place in the field of polymer chemistry. With two patents to her name, she has contributed groundbreaking advancements in the production of ethylene and vinyl chloride polymers. Her innovative approaches highlight her expertise and commitment to enhancing material properties for various industrial applications.

Latest Patents

Nicole's latest patents demonstrate her technical prowess in polymerization processes. The first patent, titled "Process for Production of Ethylene Polymers," focuses on a refined method for producing ethylene polymers. This process utilizes a chromium-based catalyst deposited on silica support, subjected to heat treatments in nitrogen and air before its application in polymerizing ethylene. The innovation allows for the creation of ethylene polymers exhibiting an excellent balance between processability, stiffness, and resistance to slow crack growth.

Her second patent, "Process for the Manufacture of Vinyl Chloride Polymers Modified with Lactones," outlines a two-stage methodology. The first stage involves the polymerization of a lactone with vinyl chloride using a specific catalyst. In the second stage, vinyl chloride is polymerized through a radical route in an aqueous suspension, optionally incorporating other unsaturated monomers. This invention leads to the development of new modified vinyl chloride polymers characterized by low molecular weight lactone polymers grafted with vinyl chloride.

Career Highlights

Nicole Dewaele has had a remarkable career, notably with Solvay Polyolefins Europe in Belgium and Solvay & Cie (Société Anonyme). Her work at these esteemed companies has played a crucial role in advancing polymer technology and enhancing the performance characteristics of polymers in various applications.

Collaborations

Throughout her career, Nicole has collaborated with esteemed colleagues such as Olivier Lhost and Martine Frederickx. These partnerships have fostered a collaborative environment, resulting in innovative solutions and significant contributions to the field of polymer production.

Conclusion

Nicole Dewaele's innovations in the realm of polymer chemistries and processes mark her as a leading figure among contemporary inventors. Her dedication to refining production techniques has set new standards in the industry, ensuring that her contributions will have lasting impacts on the field of polymer science and technology.