Lowhardt A Schoen

Title: Lowhardt A Schoen: Innovator in Polymer Chemistry

Introduction

Lowhardt A Schoen is a notable inventor based in Geleen, Netherlands. He has made significant contributions to the field of polymer chemistry, holding a total of 7 patents. His work primarily focuses on the chlorination of ethylene polymers and the preparation of lactone polyesters.

Latest Patents

One of his latest patents is titled "Process for chlorinating ethylene polymers." This patent describes an improved process for chlorinating high-density polyethylene 'in bulk' through a two-stage reaction. The first stage occurs at temperatures below the crystalline melting point, while the second stage takes place above that temperature. The process utilizes a polyethylene starting material with a critical combination of characteristics.

Another significant patent is "Preparation of lactone polyesters." This patent discloses an improved process for the polymerization of lactones or mixtures of lactones in the presence of an initiator and a catalyst. The initiator is an organic compound that contains at least one non-cyclic ester group and lacks reactive hydrogen substituents. The result is a polyester with blocked end groups.

Career Highlights

Throughout his career, Lowhardt A Schoen has worked with prominent companies such as Stamicarbon B.V. and Stamicarbon N.V. His expertise in polymer chemistry has allowed him to develop innovative processes that enhance the efficiency and effectiveness of polymer production.

Collaborations

Lowhardt has collaborated with notable colleagues, including Franciscus A Busschers and Wilhelmus G Bruls. These collaborations have contributed to advancements in the field and have fostered a spirit of innovation.

Conclusion

Lowhardt A Schoen's contributions to polymer chemistry through his patents and collaborations highlight his role as a significant inventor in the industry. His innovative processes continue to influence the field and pave the way for future advancements.