ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,657, issued on Jan. 27, was assigned to POLYGREEN LTD (Tel Aviv, Israel).
"Liquid polymer solution for treating nonwoven webs" was invented by Mircea Dan Bucevschi (Rehovot, Israel), Zvi Meiri (Netanya, Israel) and Shai Shahal (Tel Aviv, Israel).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a process for production of water-absorbing textile composite materials comprising the use of a polymeric composite solution and a textile material (non-woven, woven and other). The textile material is impregnated with the composite polymeric solution, which after thermal treatment is cross-linked in situ. More particularly, the p...