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Title:
NEW RARE EARTH METAL COMPLEX EMITTING CIRCULARLY-POLARIZED LIGHT
Document Type and Number:
Japanese Patent JP3687791
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To provide a rare earth metal complex having extremely high luminescence intensity and emitting circularly-polarized light.
SOLUTION: The optically active rare earth metal complex (1) is expressed by general formula (1) (X1 and X2 are each independently hydrogen atom, a halogen atom, a 1-4C alkyl or a 1-4C alkoxy; Y1, Y2, Y3 and Y4 are each independently hydrogen atom, a halogen atom or a 1-4C alkyl; R1 is a 1-8C alkyl, a 1-8C fluorine-substituted alkyl or phenyl; and R2 is (a) cyclopentadienyl group or the like; (b) phenyl group or the like or (c) naphthyl group or the like).


Inventors:
永田 美彰
長谷川 靖哉
柳田 祥三
Application Number:
JP2004000072487
Publication Date:
August 24, 2005
Filing Date:
March 15, 2004
Export Citation:
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Assignee:
大日本インキ化学工業株式会社
International Classes:
C07C49/92; C07F5/00; C07F9/53; C07F19/00; (IPC1-7): C07F9/53; C07C49/92
Domestic Patent References:
JP2003327590A
Attorney, Agent or Firm:
高橋 勝利