The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 19, 2015
Filed:
Sep. 02, 2011
Applicants:
Sang Yull Kim, Chungcheongnam-do, KR;
Jin Woo Lee, Chungcheongnam-do, KR;
Eun IL Kim, Daejeon, KR;
Joon Ryeo Park, Seoul, KR;
Inventors:
Sang Yull Kim, Chungcheongnam-do, KR;
Jin Woo Lee, Chungcheongnam-do, KR;
Eun Il Kim, Daejeon, KR;
Joon Ryeo Park, Seoul, KR;
Assignee:
SAMSUNG TOTAL PETROCHEMICALS CO., LTD., Seosan-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 110/06 (2006.01); B01J 31/00 (2006.01); C08F 4/02 (2006.01); C08F 4/44 (2006.01); C08F 2/00 (2006.01); C08F 10/06 (2006.01);
U.S. Cl.
CPC ...
C08F 110/06 (2013.01); C08F 10/06 (2013.01);
Abstract
Provided are a solid catalyst for propylene polymerization and a method for preparing the same, specifically a solid catalyst for propylene polymerization which does not contain any environmentally harmful material and can produce a polypropylene having excellent stereoregularity with a high production yield, and a method for preparing the catalyst.