Company Filing History:
Years Active: 1994-1996
Title: Heikki Ruohonen: Innovator in Conductive Plastics
Introduction
Heikki Ruohonen is a notable inventor based in Helsinki, Finland. He has made significant contributions to the field of conductive materials, particularly in the development of conductive plastics. With a total of 4 patents to his name, Ruohonen's work has implications for various industries, including electronics and materials science.
Latest Patents
One of Ruohonen's latest patents is focused on a conductive plastics material and a method for its preparation. This invention relates to a conductive polymer complex that contains polyaniline or its derivatives doped with a protonic acid. The method allows for the creation of a conductive polymer with substantially reduced acidity and a sufficiently high conductivity level, making it suitable for conventional plastics processing. The invention also describes how the acidity can be reduced by incorporating both a metal compound and a neutralizing compound. The resulting conductive polymer material, with a pH value of approximately 3-8, can be mixed with an insulating polymer to create a conductive plastics mixture. Additionally, the patent outlines a method for preparing a more processable conductive polymer by incorporating a plasticizing agent, such as water or a C1-C3 alcohol.
Career Highlights
Heikki Ruohonen is currently associated with Neste Oy, a leading company in the field of renewable products and sustainable solutions. His work at Neste Oy has allowed him to focus on innovative materials that can enhance the performance and sustainability of various applications.
Collaborations
Ruohonen has collaborated with notable colleagues, including Esko Savolainen and Esa Virtanen. These collaborations have contributed to the advancement of research and development in conductive materials.
Conclusion
Heikki Ruohonen's innovative work in conductive plastics showcases his expertise and commitment to advancing material science. His patents reflect a significant step forward in the development of more efficient and processable conductive materials.
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