This inventor holds 4 USPTO granted patents. Top assignee: Dow Corning Corporation. Active years: 1981-1996.
Company Filing History:
Years Active: 1981-1996
Title: The Innovations of Donald R. Weyenberg
Introduction
Donald R. Weyenberg is a notable inventor based in Midland, MI (US). He has made significant contributions to the field of polymer chemistry, holding a total of 4 patents. His work primarily focuses on the development of advanced materials that have practical applications in various industries.
Latest Patents
Weyenberg's latest patents include innovative formulations and methods that enhance the utility of polymer materials. One of his notable inventions is the "Silicone/organic copolymer emulsions from preformed organic emulsions." This patent describes polymer latices formed by adding an unsaturated alkoxy silane and an initiator to a preformed emulsion polymer. These polymer latices serve as protective surface coatings, adhesives, sealants, and vehicles for paint formulations. Another significant patent is the "Method of preparing allyl-terminated polyisobutylene." This invention outlines a method for preparing allyl-terminated polyisobutylene (PIB) through allylation with allyltrimethylsilane of tertiary chloro-capped PIB by electrophilic substitution. The synthesis process begins with BCl.sub.3, catalyzed mono- or oligo-tertiary chloride 'inifer' initiated polymerization of isobutylene, followed by the addition of hexane, allyltrimethylsilane, and TiCl.sub.4 in the same reaction vessel.
Career Highlights
Weyenberg has had a distinguished career at Dow Corning Corporation, where he has been instrumental in advancing polymer technologies. His expertise in polymer chemistry has led to numerous innovations that have been adopted in various applications, enhancing product performance and reliability.
Collaborations
Throughout his career, Weyenberg has collaborated with esteemed colleagues, including Joseph P. Kennedy and Lech Wilczek. These collaborations have fostered a creative environment that has resulted in groundbreaking advancements in polymer science.
Conclusion
Donald R. Weyenberg's contributions to polymer chemistry and his innovative patents have significantly impacted the industry. His work continues to inspire advancements in material science, showcasing the importance of innovation in technology.