Company Filing History:
2 out of 6,850 
1 out of 166 
1 out of 1 Years Active: 1990-1999
Title: Michael J Hopkinson: Innovator in Herbicidal Compositions and Microencapsulation
Introduction
Michael J Hopkinson is a notable inventor based in Pleasant Garden, NC (US). He has made significant contributions to the field of agricultural chemistry, particularly in the development of herbicidal compositions and microencapsulation processes. With a total of 4 patents to his name, his work has had a considerable impact on the industry.
Latest Patents
One of his latest patents focuses on surfactant compositions for flowable herbicidal formulations. This invention combines an active component of at least one triazine and one chloroacetanilide with a surfactant component. The surfactant, which includes an anionic compound based on a monosulfuric acid ester of alkyl or alkyphenol polyglycol ethers, enables the creation of stable dispersions of concentrated compositions. This innovation is crucial for producing dilutions suitable for direct application in agricultural settings.
Another significant patent by Hopkinson is a process for preparing microcapsules. This process involves creating an aqueous suspension of microcapsules with a polyurea capsule wall that encapsulates a water-immiscible pesticide. The method includes dispersing a solution of polyisocyanate in the pesticide and reacting it with a polyamine, all while using a water-soluble or water-dispersible nonionic surfactant. This advancement enhances the delivery and effectiveness of pesticides in agricultural applications.
Career Highlights
Throughout his career, Michael J Hopkinson has worked with prominent companies in the industry, including Ciba-Geigy Corporation and Novartis Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in agricultural chemistry.
Collaborations
Some of his notable coworkers include Hans Walter Hasslin and Larry I Baker. Their collaboration has likely fostered an environment of innovation and creativity, leading to the development of impactful agricultural solutions.
Conclusion
Michael J Hopkinson's contributions to the field of agricultural chemistry through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the industry, providing effective solutions for herbicide application and pesticide delivery.