QUINOPHTHALONE COMPOUND AND PIGMENT FOR COLOR FILTER INCLUDING SAID COMPOUND

Title:

QUINOPHTHALONE COMPOUND AND PIGMENT FOR COLOR FILTER INCLUDING SAID COMPOUND

Document Type and Number:

WIPO Patent Application WO/2013/081140

Kind Code:

A1

Abstract:

A quinophthalone compound indicated by formula (1), that is useful as a pigment for a color filter as a result of having excellent solvent solubility and high color purity.　In particular, in formula, X5 is formula (3) (in formula (3), Y is a non-aromatic annular structure having a C4-16 unsubstituted or substituted group, and the ring may include a hetero atom) or formula (4) (in formula (4), Z1 and Z2 are each independently a hydrogen atom, a halogen atom, or a straight-chain or branched-chain C1-8 alkyl group, alkoxy group, alkylthio group, or alkylamino group. Alternatively, Z1 and Z2 may form a non-aromatic ring together).

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Inventors:

KITAMURA MORIHIRO (JP)
SHINGUBARA KOJI (JP)
MASUDA GO (JP)

Application Number:

PCT/JP2012/081181

Publication Date:

June 06, 2013

Filing Date:

November 30, 2012

Export Citation:

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Assignee:

NIPPON CATALYTIC CHEM IND (JP)

International Classes:

C09B25/00; C07D401/04; C09B67/22; G02B5/20; G02B5/22

Foreign References:

JP2008074985A	2008-04-03
JP2008081565A	2008-04-10
JP2008031281A	2008-02-14
JP2004501911A	2004-01-22

Attorney, Agent or Firm:

HATTA & ASSOCIATES (JP)
Hatta international patent business corporation (JP)

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