Ann M Cognetti

Title: Ann M Cognetti: Innovator in Corrosion Inhibition

Introduction

Ann M Cognetti is a notable inventor based in Pittsburgh, PA (US). She has made significant contributions to the field of corrosion inhibition through her innovative methods and compositions. With a focus on improving the longevity and effectiveness of protective films on metal surfaces, her work has implications for various industrial applications.

Latest Patents

Ann M Cognetti holds a patent for a method of forming corrosion inhibiting films with hydrogenated methylbenzotriazole. This method utilizes a composition that includes either or both isomers of hydrogenated methylbenzotriazole, specifically 5-Methyl-1H-Benzotriazole or 4-Methyl-1H-Benzotriazole, which have been at least about 50% hydrogenated. The invention aims to create corrosion inhibiting films on metal surfaces in aqueous environments. The compositions provide improved passivation and film persistence when introduced into industrial systems, either continuously or intermittently.

Career Highlights

Ann M Cognetti is associated with Calgon Corporation, where she has applied her expertise in corrosion inhibition. Her innovative approach has led to the development of effective methods for treating metal surfaces, particularly copper and copper alloys, in various aqueous conditions. The continuous dosing of her compositions is typically maintained at levels greater than 0.5 ppm, while intermittent doses can range from 10-20 ppm.

Collaborations

Ann has collaborated with notable colleagues such as John P Pilsits, Jr and Jasbir S Gill. Their combined efforts have contributed to advancements in the field of corrosion prevention and treatment.

Conclusion

Ann M Cognetti's work in developing corrosion inhibiting films represents a significant advancement in industrial applications. Her innovative methods and compositions continue to play a crucial role in enhancing the durability of metal surfaces.