Margaret M Sheridan

Title: The Innovative Contributions of Inventor Margaret M. Sheridan

Introduction: Margaret M. Sheridan, an accomplished inventor based in Saint Paul, Minnesota, is recognized for her significant contributions to the field of pressure-sensitive adhesives. With two patents to her name, she has developed innovative solutions that advance the materials used in various applications across multiple industries.

Latest Patents: Her most recent patents are groundbreaking in their approach to adhesive technology. The first patent, titled "Interpenetrating pressure-sensitive adhesive polymer networks," describes a pressure-sensitive adhesive comprising an acrylate matrix and swellable, infusible, insoluble, elastomeric acrylate microspheres. These microspheres, characterized by discrete boundaries, are cleverly integrated within the matrix to form an interpenetrating polymer network, enhancing the performance of the adhesive.

The second patent, "Tackified terpolymer adhesives," details an acrylic terpolymer pressure-sensitive adhesive that includes a photopolymerized polymer containing alkyl acrylate monomers. This innovative formulation uses a hydrogenated rosin ester tackifying agent and a photoinitiator, resulting in an adhesive with a lower glass transition temperature as measured by Dynamic Mechanical Thermal Analysis compared to similar adhesives lacking the tackifying agent.

Career Highlights: Margaret M. Sheridan's impressive career at Minnesota Mining and Manufacturing Company (commonly known as 3M) showcases her dedication to research and innovation. Her insights into polymer science and adhesive technology have led to the development of products that improve efficiency and functionality in various applications.

Collaborations: Throughout her career, Margaret has collaborated with notable colleagues, including Joaquin Delgado and Spencer F. Silver. These collaborations have fostered an environment of creativity and innovation, contributing to the advancement of adhesive technologies.

Conclusion: As an influential inventor, Margaret M. Sheridan has made remarkable contributions to the adhesive industry. Her innovative patents not only underscore her expertise but also emphasize the importance of research and development in driving technological advancements. Her work at Minnesota Mining and Manufacturing Company continues to inspire future innovations in adhesive materials.