This inventor holds 4 USPTO granted patents and 2 published patent applications and 3 EPO patents. Top assignee: Upm-Kymmene Corporation. Active years: 2024-2026.
Company Filing History:
Years Active: 2024-2026
Title: Kuisma Littunen: Innovator in Polyvinyl Alcohol Technologies
Introduction
Kuisma Littunen is a notable inventor based in Lappeenranta, Finland. He has made significant contributions to the field of materials science, particularly in the development of innovative polyvinyl alcohol (PVA) technologies. With a total of two patents to his name, Littunen's work focuses on enhancing the properties and applications of PVA in various industrial processes.
Latest Patents
Littunen's latest patents include a method for manufacturing a paper substrate comprising modified low molecular weight PVA with functional vinyl groups. This invention relates to a method for producing 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 utilizing the molecular weight of polyvinyl alcohol. The resulting paper substrate can be coated with acetalized polyvinyl alcohol that contains a high amount of functional vinyl groups, which are integral to catenated carbon structures.
Another significant patent by Littunen is a method for manufacturing thermoplastic poly(vinyl alcohol) derivative in a melt state reaction. This invention describes a process where dried thermoplastic poly(vinyl alcohol) is heated and mixed with an organic acid anhydride that has a catenated carbon structure ending in a vinyl group. This method results in an ester bond forming condensation reaction in a melt state, producing a thermoplastic poly(vinyl alcohol) derivative that contains ester-bonded pendant chains.
Career Highlights
Kuisma Littunen is associated with UPM-Kymmene Corporation, a leading company in the forest industry. His work at UPM-Kymmene has allowed him to explore and develop innovative solutions that enhance the functionality of polyvinyl alcohol in various applications. His expertise in this area has positioned him as a key figure in the advancement of materials science.
Collaborations
Throughout his career, Littunen has collaborated with notable colleagues such as Harri Kosonen and Janne Antila. These collaborations have contributed to the successful development of his patented technologies and have fostered a collaborative environment for innovation.
Conclusion
Kuisma Littunen's contributions to the field of polyvinyl alcohol technologies demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of materials science and a drive to enhance industrial applications.