Company Filing History:
Years Active: 1991
Title: Innovations of Donald L. Tomkinson in Plastic Sulfonation
Introduction: Donald L. Tomkinson is an accomplished inventor based in Auburn, MI (US). He has made significant contributions to the field of plastic manufacturing, particularly through his innovative patent that enhances the properties of molded plastic articles. His work is particularly relevant in industries that require durable and effective plastic solutions.
Latest Patents: Tomkinson holds a patent for a "Method of in-mold sulfonation of molded plastic article." This invention introduces an in-mold sulfonation system that sulfonates the surface of plastic articles, such as containers, during the molding process. The method involves introducing sulfur trioxide into a pre-mold chamber, converting it to a high-pressure gaseous form, and injecting it into a mold at critical moments during the molding process. This technique allows for the production of plastic articles with effective barrier layers while minimizing undesirable rinseable salts. He has 1 patent to his name.
Career Highlights: Tomkinson's career is marked by his association with The Dow Chemical Company, where he has been able to apply his innovative ideas in a practical setting. His work has contributed to advancements in the manufacturing processes of plastic products, making them more efficient and effective.
Collaborations: One of his notable collaborators is Wilhelm E. Walles. Their partnership has likely fostered a creative environment that encourages the development of new ideas and solutions in the field of plastic technology.
Conclusion: Donald L. Tomkinson's contributions to the field of plastic manufacturing through his innovative patent demonstrate his commitment to advancing technology in this area. His work not only enhances the properties of plastic articles but also sets a precedent for future innovations in the industry.