Juha Korvenniemi

Title: Juha Korvenniemi: Innovator in Cellulose Film Technology

Introduction

Juha Korvenniemi is a notable inventor based in Oriniemi, Finland. He has made significant contributions to the field of cellulose film technology, holding 5 patents that showcase his innovative methods in manufacturing multilayer films.

Latest Patents

Korvenniemi's latest patents include a method for manufacturing a multilayer film comprising microfibrillated cellulose (MFC). This invention outlines a process that involves forming a bottom web layer, applying an intermediate web layer of MFC, and finally adding a top web layer to create a multilayer web. The method emphasizes the importance of specific Schopper-Riegler (SR) values for the cellulose-based fibrous materials used. Another significant patent focuses on a method for manufacturing a film comprising highly refined cellulose fibers. This process includes providing an aqueous pulp suspension, deflocculating and diluting it, and feeding the diluted suspension into a paper-making machine.

Career Highlights

Juha Korvenniemi is currently employed at Stora Enso Oyj, a leading company in renewable materials and solutions. His work at Stora Enso has allowed him to apply his innovative ideas in a practical setting, contributing to advancements in sustainable materials.

Collaborations

Throughout his career, Korvenniemi has collaborated with notable colleagues such as Isto Heiskanen and Kaj Backfolk. These collaborations have further enriched his work and contributed to the development of new technologies in the cellulose industry.

Conclusion

Juha Korvenniemi's contributions to cellulose film technology through his patents and work at Stora Enso Oyj highlight his role as an innovator in the field. His methods for manufacturing multilayer films and films with highly refined cellulose fibers are paving the way for advancements in sustainable materials.