logo

For the Inventor, By the Inventor

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.:

US 7972987 B1

PDFFull Text
Date of Patent:
Jul. 05, 2011

Filed:

Feb. 13, 2008

Fourth group transition metal compound having cyclopentadienyl ligand, method of preparing compound, and method of preparing olefin polymer using compound

Applicants:

Jung-a Lee, Daejeon Metropolitan, KR;

Bo-ram Lee, Seoul, KR;

Eun-jung Lee, Daejeon Metropolitan, KR;

Seung-whan Jung, Suwon-Si, KR;

Choong-hoon Lee, Daejeon Metropolitan, KR;

Inventors:

Jung-A Lee, Daejeon Metropolitan, KR;

Bo-Ram Lee, Seoul, KR;

Eun-Jung Lee, Daejeon Metropolitan, KR;

Seung-Whan Jung, Suwon-Si, KR;

Choong-Hoon Lee, Daejeon Metropolitan, KR;

Assignee:

LG Chem, Ltd., , KR;

Attorney:

Lerner, David, Littenberg, Krumholz & Mentlik, LLP

Primary Examiner:

Caixia Lu

Int. Cl.
CPC ...
C07F 17/00 (2006.01); B01J 31/18 (2006.01); B01J 31/22 (2006.01); C08F 4/6592 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to a novel cyclopentadienyl compound, a fourth group transition metal compound having the cyclopentadienyl compound, a method of preparing the fourth group transition metal compound, a method of preparing an olefin polymer by using the fourth group transition metal compound, and an olefin polymer prepared by using the method.

Find Patent Forward Citations

Lee, Jung-A. (2011). Fourth group transition metal compound having cyclopentadienyl ligand, method of preparing compound, and method of preparing olefin polymer using compound (U.S. Patent No. 7972987). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7972987

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…