Eija Lappi

Title: Eija Lappi: Innovator in Polymerization Processes

Introduction

Eija Lappi is a notable inventor based in Porvoo, Finland. She has made significant contributions to the field of polymer chemistry, particularly in the development of innovative polymerization processes. With a total of two patents to her name, Lappi's work has implications for the production of polyethylene compositions and films.

Latest Patents

Lappi's latest patents include a polymerization process that focuses on the polymerization of ethylene and optionally at least one alpha-olefin comonomer. This process is conducted in a reactor with a polymer outlet stream, a procatalyst or catalyst feed stream, and a hydrogen feed stream. The polymerization is carried out in the presence of a metallocene catalyst, a diluent, and hydrogen, with specific conditions that enhance efficiency and product quality.

Her second patent involves a process for producing polyethylene compositions and the films prepared from them. This invention details a multistage polymerization process where at least one stage is conducted in the absence of hydrogen. The resulting polyethylene compositions are designed to have a good balance between optical and mechanical properties, making them suitable for film manufacturing.

Career Highlights

Eija Lappi is currently associated with Borealis Technology Oy, a company known for its advancements in polyolefins and innovative solutions in the plastics industry. Her work at Borealis has positioned her as a key player in the development of new materials and processes that meet the evolving needs of the market.

Collaborations

Lappi collaborates with talented professionals in her field, including Kalle Kallio and Merete Skar. Their combined expertise contributes to the innovative projects at Borealis Technology Oy, fostering an environment of creativity and advancement in polymer technology.

Conclusion

Eija Lappi's contributions to polymerization processes and her innovative patents highlight her role as a significant inventor in the field of polymer chemistry. Her work continues to influence the production of high-quality polyethylene compositions and films, showcasing the importance of innovation in material science.