William David Kappele is a notable inventor based in Lexington, KY (US). He has made significant contributions to the field of ink compositions, holding a total of 6 patents. His work primarily focuses on developing advanced ink formulations for inkjet printers, enhancing both performance and stability.

Latest Patents

Kappele's latest patents include innovative ink compositions that demonstrate remarkable stability and print characteristics. One of his notable inventions is an aqueous ink composition designed for inkjet printers. This composition consists of an aqueous carrier, a colorant, a polymeric dispersant, and a specific cosolvent mixture that includes C-C terminal alkanediols along with polyethylene glycol-type materials and polyol/alkylene oxide condensates. The resulting ink compositions exhibit excellent optical density and maintenance characteristics for the printers in which they are utilized. Another significant patent involves pigment-based ink compositions, which comprise a red pigment and a carrier mixture that includes a bishydroxy terminated thioether and a lactam.

Career Highlights

William David Kappele is currently associated with Lexmark International, Inc., where he continues to innovate in the field of ink technology. His expertise and dedication have led to advancements that benefit both consumers and the printing industry.

Collaborations

Kappele has collaborated with talented individuals such as Anna Marie Pearson and Ajay Kanubhalsuthar, contributing to the development of cutting-edge ink solutions.

Conclusion

William David Kappele's contributions to ink technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the performance of inkjet printers, showcasing the importance of innovation in everyday technology.

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