ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,673, issued on Nov. 18, was assigned to Suominen Corp. (Helsinki).
"Nonwoven fabric and the production thereof" was invented by Gian Luca Polosa (Varese, Italy), Laura LaPlante (Collinsville, Conn.) and Avinav G. Nandgaonkar (Vernon, Conn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a nonwoven fabric and the production thereof. More specifically, the invention relates to a dispersible and biodegradable nonwoven fabric comprising a web prepared using a wet lay forming process. The process involves forming a web from the aqueous suspension on a wire support, hydroentangling and drying the web. The web can be provide...