Company Filing History:
Years Active: 2014-2025
Title: Harri Kosonen: Innovator in Polyvinyl Alcohol Technologies
Introduction
Harri Kosonen is a notable inventor based in Lappeenranta, Finland. He has made significant contributions to the field of materials science, particularly in the development of polyvinyl alcohol (PVA) derivatives. With a total of 16 patents to his name, Kosonen's work has advanced the applications of PVA in various industries.
Latest Patents
Kosonen's latest patents include innovative methods for manufacturing paper substrates and thermoplastic poly(vinyl alcohol) derivatives. One of his notable inventions is a paper substrate comprising modified low molecular weight PVA with functional vinyl groups. This invention relates to a method for creating a paper substrate suitable for binding silicone in a catalytic hydrosilation reaction. The process involves controlling the viscosity of the water-based acetalization reaction by adjusting the molecular weight of polyvinyl alcohol. This allows for the coating of a paper substrate with acetalized PVA that contains a high amount of functional vinyl groups.
Another significant patent is for a method of manufacturing thermoplastic poly(vinyl alcohol) derivative in a melt state reaction. This invention describes a process where dried thermoplastic PVA is heated and mixed with an organic acid anhydride, resulting in a reaction product that contains carboxylic acid residue and thermoplastic PVA derivatives with ester-bonded pendant chains.
Career Highlights
Throughout his career, Harri Kosonen has worked with prominent companies such as UPM-Kymmene Corporation and Elastopoli Oy. His experience in these organizations has allowed him to refine his expertise in polymer chemistry and materials engineering.
Collaborations
Kosonen has collaborated with notable colleagues, including Kari Luukko and Sami Turunen. These partnerships have contributed to the successful development of his innovative technologies.
Conclusion
Harri Kosonen's contributions to the field of polyvinyl alcohol technologies have established him as a leading inventor in materials science. His patents reflect a commitment to advancing the applications of PVA, showcasing his innovative spirit and technical expertise.