Company Filing History:
2 out of 1,087 
2 out of 2 
1 out of 107 Years Active: 1976-2000
Title: The Innovative Contributions of Stuart J. Hartman
Introduction
Stuart J. Hartman, an accomplished inventor based in Livingston, NJ, has made significant contributions to the field of concrete repair and restoration. With a total of five patents to his name, Hartman has focused on developing innovative formulations that enhance the durability and performance of concrete structures. His latest invention showcases his commitment to advancing construction materials.
Latest Patents
One of Hartman's noteworthy patents is the "Ultra-low viscosity epoxy sealer/healer." This innovative formulation is designed for sealing and strengthening cracked concrete. It comprises an epoxy resin, an amine, and a dialkylene triamine-alkylene oxide adduct, resulting in a formulation that provides moduli and compressive strengths comparable to those of uncracked concrete. Notably, this sealer/healer can penetrate a concrete crack at a remarkable rate of at least 10 mm/min for cracks as narrow as 0.5 mm when applied by gravity feed. The formulation boasts a viscosity of less than 100 centipoise and a tack-free time of less than 12 hours, making it particularly advantageous for bonding to moist concrete surfaces. Additionally, the patent outlines a method for using the epoxy sealer/healer effectively to seal and restore the strength of cracked concrete.
Career Highlights
Throughout his career, Hartman has worked with prominent companies in the industry, including Henkel Corporation and Sika Corporation USA. His experiences at these organizations have played a pivotal role in shaping his innovative approach to concrete repair technology.
Collaborations
During his professional journey, Hartman has had the opportunity to collaborate with notable individuals in the field, including Grannis S. Johnson and Reuben H. Grinstein. These collaborations have contributed to his development of cutting-edge solutions for concrete maintenance and repair.
Conclusion
Stuart J. Hartman's contributions to the field of concrete repair through his patented innovations highlight his expertise and commitment to improving construction materials. His latest invention, the ultra-low viscosity epoxy sealer/healer, exemplifies how innovation can lead to practical solutions for real-world challenges in concrete preservation. As he continues to push the boundaries of materials science, Hartman's work will undoubtedly inspire future advancements in the industry.