Patent Issued for Solid Catalyst for Propylene Polymerization and a Method for Preparation of Polypropylene Using the Same

摘要

2013 MAR 27 (VerticalNews) -- By a News Reporter-Staff News Editor at Journal of Engineering -- A patent by the inventors Kim, Sang Yull (Seosan-si, KR); Lee, Jin Woo (Seosan-si, KR); Kim, Eun Il (Daejeon, KR); Park, Joon Ryeo (Seoul, KR), filed on April 27, 2012, was cleared and issued on March 12, 2013, according to news reporting originating from Alexandria, Virginia, by VerticalNews correspondents.