Joseph M Sandri

Title: The Innovations of Joseph M. Sandri

Introduction

Joseph M. Sandri is a notable inventor based in Arnold, MD (US). He has made significant contributions to the field of polymer chemistry, holding a total of 4 patents. His work primarily focuses on developing new compounds that enhance the performance of latex paints.

Latest Patents

One of his latest patents involves polymerizable compositions comprising derivatives of mono-(alkylene). This invention provides new compounds which are cyclic alkylene ureas produced by the reaction of an alkylene urea selected from the group consisting of a mono-(alkylene ureido alkyl) urea, a bis-(alkylene ureido alkyl) urea, and mixtures thereof, with an unsaturated glycidyl ether or ester, such as allyl glycidyl ether. These new compounds serve as monomers that can be incorporated into aqueous emulsion polymer systems and are particularly useful as wet adhesion promoters for latex paints. Another significant patent by Sandri focuses on derivatives of aminoalkyl alkylene ureas and their use as wet adhesion. This invention also provides new cyclic alkylene ureas having hydroxyl and amine functionalities, produced by the reaction of an omega-amino alkyl alkylene urea, such as 2-aminoethyl ethylene urea, with an unsaturated glycidyl ether or ester. These compounds are similarly useful in enhancing the adhesion properties of latex paints.

Career Highlights

Joseph M. Sandri has been associated with Alcolac Inc., where he has contributed to various innovative projects. His expertise in polymer chemistry has allowed him to develop solutions that address specific challenges in the industry.

Collaborations

Throughout his career, Sandri has collaborated with notable colleagues, including John W. Calentine and Seymour M. Linder. These collaborations have further enriched his work and contributed to the advancements in polymer technology.

Conclusion

Joseph M. Sandri's contributions to the field of polymer chemistry through his innovative patents have significantly impacted the industry. His work continues to influence the development of effective adhesion promoters for latex paints, showcasing the importance of innovation in material science.