Michael Joseph Otley

Title: Michael Joseph Otley: Innovator in Inkjet Technology

Introduction

Michael Joseph Otley is a notable inventor based in Hockessin, Delaware. He has made significant contributions to the field of inkjet technology, holding a total of 3 patents. His work focuses on improving the quality and durability of inkjet inks through innovative encapsulation processes.

Latest Patents

One of his latest patents is titled "Ink jet ink comprising encapsulated pigment dispersions with minimal free polymer." This patent describes an inkjet ink that includes an aqueous vehicle and an encapsulated pigment dispersion. The process involves dispersing a pigment with a polymeric dispersant in an aqueous solvent system, ensuring that the free polymer dispersant is limited to less than 0.12 grams per gram of pigment. The encapsulation process includes adding acrylate monomers and polymerizing them, resulting in a stable pigment dispersion that withstands heat, aging, and solvent challenges. The prints produced from these inks exhibit enhanced durability.

Another significant patent is "Method of preparing encapsulated pigment dispersions with minimal free polymer." This patent outlines a similar process for encapsulating pigment dispersions, emphasizing the importance of limiting the free polymer dispersant. The resulting encapsulated pigment dispersions are also suitable for use in inkjet inks, providing stability and improved print quality.

Career Highlights

Michael Joseph Otley is currently employed at E.I. du Pont de Nemours and Company, where he continues to innovate in the field of ink technology. His work has contributed to advancements in the performance and longevity of inkjet prints.

Collaborations

Throughout his career, Otley has collaborated with notable colleagues, including Hee Hyun Lee and Michael Stephen Wolfe. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies in inkjet applications.

Conclusion

Michael Joseph Otley is a distinguished inventor whose work in inkjet technology has led to significant advancements in the field. His innovative patents and collaborations highlight his commitment to enhancing the quality and durability of ink products.