Kenneth A Johnson

Title: Innovations of Kenneth A Johnson in Cationic Pigments

Introduction

Kenneth A Johnson is an accomplished inventor based in Fayetteville, NY (US). He has made significant contributions to the field of pigment technology, particularly with his innovative work on cationic pigments. His expertise and creativity have led to advancements that enhance the papermaking process.

Latest Patents

Kenneth A Johnson holds a patent for his invention related to cationic pigments. This invention pertains to structural aggregate pigment products that are cationic and exhibit improved wet-end retention. The patent outlines a method for converting anionic pigments to cationic pigments, which involves creating a structural aggregate pigment comprising clay and/or titanium dioxide along with a functional microgel made from silicon and aluminum or zinc gel formers. By adding an effective amount of modified or unmodified epichlorhydrin dimethylamine condensate to a slurry of the structured pigment, the resulting cationic pigments demonstrate superior characteristics for papermaking and significantly improved retention.

Career Highlights

Kenneth A Johnson is associated with Nord Kaolin Company, where he applies his expertise in pigment technology. His work has been instrumental in developing innovative solutions that benefit the industry. With a focus on enhancing the properties of pigments, he has contributed to advancements that are crucial for various applications.

Collaborations

Throughout his career, Kenneth has collaborated with notable colleagues, including Jerry L Curtis and Lester William House. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Kenneth A Johnson's contributions to the field of cationic pigments exemplify the impact of innovation in the industry. His patent and work at Nord Kaolin Company highlight the importance of advancements in pigment technology.