Willis A Weigand

Title: Innovations of Willis A. Weigand

Introduction

Willis A. Weigand is a notable inventor based in Chelmsford, MA (US). He has made significant contributions to the field of hydraulic cement compositions. His work focuses on improving the properties of masonry cements, which are essential in construction and building applications.

Latest Patents

Willis A. Weigand holds a patent for "Additives for hydraulic cement compositions." This invention provides additives that enhance the water-repellency, workability, and board life of hydraulic cement compositions. The additives include a water-insoluble, water-repelling acid, a set retarding composition, an emulsifier, and a polymer selected from polyvinyl alcohol, polyvinyl acetate, hydroxypropyl substituted polysaccharides, and their mixtures. He has 1 patent to his name.

Career Highlights

Willis A. Weigand is associated with W.R. Grace & Co. (Conn.), a company known for its innovative solutions in construction materials. His work at the company has contributed to advancements in cement technology and has had a positive impact on the industry.

Collaborations

Throughout his career, Willis has collaborated with talented individuals such as Chiara F. Ferraris and James M. Gaidis. These collaborations have fostered innovation and have led to the development of new technologies in the field.

Conclusion

Willis A. Weigand's contributions to hydraulic cement compositions demonstrate his commitment to innovation in construction materials. His patent reflects a significant advancement in the industry, showcasing the importance of research and development in enhancing product performance.