Title:
POLYOLEFIN CATALYST AND METHOD FOR PREPARING POLYOLEFIN USING SAME
Document Type and Number:
WIPO Patent Application WO/2019/074302
Kind Code:
A1
Abstract:
Disclosed are a novel metallocene catalyst and a method for preparing a polyolefin having a high molecular weight and a low melt index by using the same. The present invention provides a transition metal compound represented by formula 1.
Inventors:
MIN JOON KEUN (KR)
JEONG SU JEONG (KR)
WOO HYUN YUL (KR)
LEE RAI HA (KR)
SHIN EUN HYE (KR)
CHAE BYUNG HUN (KR)
JEONG SU JEONG (KR)
WOO HYUN YUL (KR)
LEE RAI HA (KR)
SHIN EUN HYE (KR)
CHAE BYUNG HUN (KR)
Application Number:
PCT/KR2018/011978
Publication Date:
April 18, 2019
Filing Date:
October 11, 2018
Export Citation:
Assignee:
LOTTE CHEMICAL CORP (KR)
International Classes:
C07F17/00; C08F2/38; C08F4/52; C08F4/642; C08F4/659; C08F4/6592
Domestic Patent References:
WO1998001456A1 | 1998-01-15 |
Foreign References:
KR101725004B1 | 2017-04-18 | |||
US9266910B2 | 2016-02-23 | |||
KR101771908B1 | 2017-08-28 | |||
US9266910B2 | 2016-02-23 | |||
KR101485567B1 | 2015-01-23 | |||
KR20110101386A | 2011-09-16 | |||
US4752597A | 1988-06-21 |
Other References:
SMITH, J. A. ET AL.: "Ansa-metallocene Derivatives : III. Influence of an Interannular Ethylene Bridge on the Reactivity of Titanocene Derivatives", JOURNAL OF ORGANOMETALLIC CHEMISTRY, vol. 218, no. 2, 1981, pages 159 - 167, XP055592206, ISSN: 0022-328X, DOI: 10.1016/S0022-328X(00)86097-0
LEE, L. W. M. ET AL.: "Zwitterionic Metallocenes Derived from RAC and Meso-ethylenebisindenyl Zirconocene Olefin Complexes and Pentafluorophenyl-substituted Boranes", ORGANOMETALLICS, vol. 18, no. 19, 1999, pages 3904 - 3912, XP055592210
LEE, L. W. M. ET AL.: "Zwitterionic Metallocenes Derived from RAC and Meso-ethylenebisindenyl Zirconocene Olefin Complexes and Pentafluorophenyl-substituted Boranes", ORGANOMETALLICS, vol. 18, no. 19, 1999, pages 3904 - 3912, XP055592210
Attorney, Agent or Firm:
PARK, Sang Hoon (KR)
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