Chang H Jho

Title: Innovations by Chang H Jho in Fire-Fighting Foam Compositions

Introduction

Chang H Jho is an accomplished inventor based in Dobbs Ferry, NY (US). He has made significant contributions to the field of fire-fighting technologies, particularly through his innovative patents. With a total of 2 patents, Jho's work focuses on enhancing the effectiveness and stability of fire-fighting foam compositions.

Latest Patents

One of Jho's latest patents involves the development of low viscosity polar-solvent fire-fighting foam compositions. These compositions utilize low viscosity, concentrated aqueous solutions of polysaccharide gums, which are enhanced by specific water-soluble, anionic copolymers that act as viscosity reducers. The resulting low viscosity compositions demonstrate exceptional stability and significantly improved fire-fighting performance. Another notable patent details compositions for polar solvent fire fighting that include perfluoroalkyl co-oligomers. These co-oligomers serve as effective additives in polar-solvent fire-fighting compositions, improving dynamic foam stability and vapor suppressing ability, thereby enhancing extinguishment and burnback resistance.

Career Highlights

Chang H Jho is currently associated with Ciba-Geigy Corporation, where he continues to innovate in the field of fire-fighting technologies. His work has garnered attention for its practical applications in enhancing fire safety.

Collaborations

Jho has collaborated with notable coworkers, including Kirtland P Clark and Michael Jacobson, contributing to the advancement of fire-fighting foam technologies.

Conclusion

Chang H Jho's innovative contributions to fire-fighting foam compositions reflect his commitment to improving safety and effectiveness in fire suppression. His patents are a testament to his expertise and dedication to advancing this critical field.