US 11,674,080 B2
Transition metal complex, polymer, mixture, formulation and use thereof
Chi Ming Leung, Guangdong (CN); Hong Huang, Guangdong (CN); and Junyou Pan, Guangdong (CN)
Assigned to GUANGZHOU CHINARAY OPTOELECTRONIC MATERIALS LTD., Guangdong (CN)
Appl. No. 16/772,688
Filed by GUANGZHOU CHINARAY OPTOELECTRONIC MATERIALS LTD., Guangdong (CN)
PCT Filed Dec. 6, 2018, PCT No. PCT/CN2018/119619
§ 371(c)(1), (2) Date Jun. 12, 2020,
PCT Pub. No. WO2019/114608, PCT Pub. Date Jun. 20, 2019.
Claims priority of application No. 201711342791.6 (CN), filed on Dec. 14, 2017.
Prior Publication US 2020/0325393 A1, Oct. 15, 2020
Int. Cl. C09K 11/06 (2006.01); C07F 15/00 (2006.01); H01L 51/00 (2006.01)
CPC C09K 11/06 (2013.01) [C07F 15/00 (2013.01); H01L 51/0085 (2013.01); H01L 51/0087 (2013.01); H01L 51/0088 (2013.01); C09K 2211/183 (2013.01); C09K 2211/185 (2013.01); C09K 2211/187 (2013.01); C09K 2211/188 (2013.01)] 19 Claims
OG exemplary drawing
 
2. A transition metal complex having a general structural formula represented by Chemical Formula (1):

OG Complex Work Unit Chemistry
wherein:
M is selected from the group consisting of iridium, ruthenium, gold, platinum, chromium, molybdenum, rhodium, osmium, rhenium, nickel, copper, silver, zinc, tungsten and palladium;
m is selected from 1 or 2;
L1 is an auxiliary ligand coordinated to the M; when a plurality of L1 exist, the plurality of L1 are the same or different from each other; wherein L1 has a structure represented by Chemical Formula (3):

OG Complex Work Unit Chemistry
wherein, * shown in the Chemical Formula (3) represents the points bonding to the M; R4, R5, R6, R7, R8 and R9 are each independently selected from the group consisting of a linear alkane containing 1 to 20 carbon atoms, a branched alkane containing 1 to 20 carbon atoms, a linear alkene containing 1 to 20 carbon atoms, a branched alkene containing 1 to 20 carbon atoms, and an alkane ether containing 1 to 6 carbon atoms;
at least two of R4, R5, and R6 bridge each other; at least two of R7, R8, and R9 bridge each other;
X1 and X2 are each bonded to the M; X1 and X2 are each independently selected from oxygen atom, sulfur atom, nitrogen atom or phosphorus atom;
R3 is selected from the group consisting of hydrogen, deuterium, halogen atom, a linear alkane substituent containing 1 to 20 carbon atoms, a branched alkane substituent containing 1 to 20 carbon atoms, a linear alkene substituent containing 1 to 20 carbon atoms, a branched alkene substituent containing 1 to 20 carbon atoms, an alkane ether substituent containing 1 to 20 carbon atoms, an aromatic group, a heteroaromatic group and a non-aromatic group;
n is 1 or 2;
when a plurality of Ar1 exist, the plurality of Ar1 are the same or different from each other; the Ar1 is selected from the group consisting of an aromatic group containing 5 to 20 ring atoms, a heteroaromatic group containing 5 to 20 ring atoms, and a non-aromatic group containing 5 to 20 ring atoms; the Ar1 is substituted by one or a plurality of R1 groups, and when the Ar1 is substituted by the plurality of R1 groups, the plurality of R1 groups are the same or different from each other;
when a plurality of Ar2 exist, the plurality of Ar2 are the same or different from each other; the Ar2 is selected from the group consisting of an aromatic ring system containing 5 to 20 ring atoms, a heteroaromatic ring system containing 5 to 20 ring atoms, and a non-aromatic ring system containing 5 to 20 ring atoms; the Ar2 is substituted by one or a plurality of R2 groups, and when the Ar2 is substituted by the plurality of R2 groups, the plurality of R2 groups are the same or different from each other; and
R1 and R2 are each independently selected from the group consisting of hydrogen, deuterium, halogen atom, a linear alkane substituent containing 1 to 20 carbon atoms, a branched alkane substituent containing 1 to 20 carbon atoms, a linear alkene substituent containing 1 to 20 carbon atoms, a branched alkene substituent containing 1 to 20 carbon atoms, an alkane ether substituent containing 1 to 20 carbon atoms, an aromatic group, a heteroaromatic group and a non-aromatic group.