Company Filing History:
Years Active: 1976-1981
Title: Salvatore Emmi: Innovator in Hydrophilic Coupler Solutions
Introduction
Salvatore Emmi is a notable inventor based in Portland, OR (US). He has made significant contributions to the field of chemistry, particularly in the development of hydrophilic coupler solutions. With a total of two patents to his name, Emmi's work has had a considerable impact on the industry.
Latest Patents
Emmi's latest patents include a hydrophilic color coupler composition containing diepoxide. This innovation involves stabilizing hydrophilic coupler-oil solutions by adding an epoxide compound. The coupler compounds are dissolved in high boiling esters and dispersed in aqueous gel solutions, resulting in dispersions of improved stability. Another significant patent is for hydrophilic coupler solutions, which are enhanced by the addition of a diepoxide, pyruvaldehyde, ethyleneglycoldiglycidyl ether, or 2,3-butanedione. These solutions demonstrate greater stability and a reduced rate of viscosity increase when mixed into gelatin silver halide emulsions.
Career Highlights
Emmi is currently associated with Gaf Corporation, where he continues to innovate and develop new solutions in his field. His work has been instrumental in advancing the technology related to hydrophilic couplers.
Collaborations
Emmi collaborates with Felix Viro, a fellow innovator in the industry. Their partnership has led to advancements in the development of new chemical solutions.
Conclusion
Salvatore Emmi's contributions to the field of hydrophilic coupler solutions highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving stability and performance in chemical applications.