NEAR-INFRARED ABSORPTIVE COLORING MATTER AND NEAR-INFRARED ABSORPTIVE COMPOSITION

Title:

NEAR-INFRARED ABSORPTIVE COLORING MATTER AND NEAR-INFRARED ABSORPTIVE COMPOSITION

Document Type and Number:

WIPO Patent Application WO/2011/074619

Kind Code:

A1

Abstract:

Provided is a near-infrared absorptive coloring matter that enables the production of a near-infrared blocking filter having excellent transparency, heat resistance and moist heat resistance. The near-infrared absorptive coloring matter is characterized by consisting of a noncrystalline body of a diimonium salt represented by general formula (1).

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Inventors:

OKAYASU AKINORI (JP)
TAMURA MASAAKI (JP)

Application Number:

PCT/JP2010/072603

Publication Date:

June 23, 2011

Filing Date:

December 16, 2010

Export Citation:

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Assignee:

JAPAN CARLIT CO LTD (JP)
OKAYASU AKINORI (JP)
TAMURA MASAAKI (JP)

International Classes:

C09K3/00; C09B53/00; C09J11/06; C09J201/00; G02B5/22

Domestic Patent References:

WO2010095676A1

2010-08-26

Foreign References:

JP2005200608A	2005-07-28
JP2001207142A	2001-07-31
JPH05247363A	1993-09-24
JP2010248461A	2010-11-04

Attorney, Agent or Firm:

The Patent Corporate body of Ono & Co. (JP)
Patent business corporation Ono international patent firm (JP)

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