ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,872, issued on Dec. 23, was assigned to Dow Global Technologies LLC (Midland, Mich.).
"Synthetic leather" was invented by Yunfeng Yang (Shanghai), Xuejun Liu (Shanghai), Lisa S. Madenjian (Lake Jackson, Texas), Stacy L Pesek (Lake Jackson, Texas), Jinliang Yan (Shanghai) and Jeffrey C. Munro (Lake Jackson, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides an article. In an embodiment, the article includes (A) a top layer composed of a composition composed of (i) from 51 wt % to 90 wt % of a propylene-based polymer, and (ii) from 10 wt % to 49 wt % of an ethylene/octene multi-block copolymer having hard segments and...