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Title:
DIIMINE METAL COMPLEX, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF
Document Type and Number:
WIPO Patent Application WO/2021/083350
Kind Code:
A1
Abstract:
The present invention relates to a diimine metal complex represented by formula I, a preparation method therefor, and application thereof. The complex is used as a main catalyst in catalysts for olefin polymerization, and can achieve catalytic ethylene polymerization at a high temperature to prepare high molecular weight branched polyethylene.

Inventors:
GAO RONG (CN)
LAI JINGJING (CN)
GUO ZIFANG (CN)
GOU QINGQIANG (CN)
ZHOU JUNLING (CN)
LIU DONGBING (CN)
ZHANG XIAOFAN (CN)
LIN JIE (CN)
LI XINYANG (CN)
ZHANG JUNHUI (CN)
GU YUANNING (CN)
LI YAN (CN)
AN JINGYAN (CN)
FU JIE (CN)
WAN YANHONG (CN)
Application Number:
PCT/CN2020/125399
Publication Date:
May 06, 2021
Filing Date:
October 30, 2020
Export Citation:
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Assignee:
CHINA PETROLEUM & CHEM CORP (CN)
BEIJING RES INST CHEMICAL IND CHINA PETROLEUM & CHEMICAL CORP (CN)
International Classes:
C07F15/04; C08F4/70; C08F10/00; C08F12/00
Other References:
GAO RONG ET AL: "One-step synthesis of hollow spherical polyethylene by dispersion polymerization", JOURNAL OF CATALYSIS, ACADEMIC PRESS, DULUTH, MN., US, vol. 385, 31 March 2020 (2020-03-31), US, pages 103 - 106, XP086198222, ISSN: 0021-9517, DOI: 10.1016/j.jcat.2020.03.007
MEINHARD DIETER ET AL: "Activation of Polymerization Catalysts:  Synthesis and Characterization of Novel Dinuclear Nickel(I) Diimine Complexes", ORGANOMETALLICS, AMERICAN CHEMICAL SOCIETY, vol. 26, no. 3, 1 January 2007 (2007-01-01), pages 751 - 754, XP055809230, ISSN: 0276-7333, DOI: 10.1021/om060842s
ZHOU MENGXIANG ET AL: "Synthesis, crystal structures and electrochemical properties of Co(II) and Mn(II) complexes with asymmetric bulky BIAN ligands", POLYHEDRON, PERGAMON PRESS, OXFORD., GB, vol. 148, 7 April 2018 (2018-04-07), GB, pages 88 - 99, XP085395284, ISSN: 0277-5387, DOI: 10.1016/j.poly.2018.03.034
HELLDÖRFER MARKUS ET AL: "(α-Diimine)nickel(II) complexes containing chloro substituted ligands as catalyst precursors for the oligomerization and polymerization of ethylene", JOURNAL OF MOLECULAR CATALYSIS A: CHEMICAL., ELSEVIER, AMSTERDAM., NL, vol. 193, no. 1-2, 1 February 2003 (2003-02-01), NL, pages 59 - 70, XP055809233, ISSN: 1381-1169, DOI: 10.1016/S1381-1169(02)00468-5
Attorney, Agent or Firm:
CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)
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