METAL COMPLEXES OF SQUARYLIUM COMPOUNDS AND OPTICAL RECORDING MEDIA COMPRISING SAME

Title:

METAL COMPLEXES OF SQUARYLIUM COMPOUNDS AND OPTICAL RECORDING MEDIA COMPRISING SAME

Document Type and Number:

WIPO Patent Application WO/2011/162190

Kind Code:

A1

Abstract:

Provided are metal complexes of squarylium compounds that have excellent record-playback characteristics, are used in optical recording media and are represented by Formula (I) [in the formula, R1 represents an aryl group that may have a substituting group. R2 represents an alkyl group that may have a substituting group. R3 represents an alkyl group that may have a substituting group. Either R4 or R5 represents a hydrogen atom and the other represents Formula (II)(in the formula, R6 represents an aryl group that may have a substituting group)].

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Inventors:

HAKUMURA, Takashi (KYOWA HAKKO CHEMICAL CO. LTD. 3, Daikyo-cho 2-chome, Yokkaichi-sh, Mie 02, 〒5108502, JP)
白村　隆 (〒02 三重県四日市市大協町二丁目３番地　協和発酵ケミカル株式会社　四日市研究所内 Mie, 〒5108502, JP)
TOYODA, Hiroshi (KYOWA HAKKO CHEMICAL CO. LTD. 3, Daikyo-cho 2-chome, Yokkaichi-sh, Mie 02, 〒5108502, JP)
豊田　浩 (〒02 三重県四日市市大協町二丁目３番地　協和発酵ケミカル株式会社　四日市研究所内 Mie, 〒5108502, JP)
KONDOU, Ryousuke (KYOWA HAKKO CHEMICAL CO. LTD. 3, Daikyo-cho 2-chome, Yokkaichi-sh, Mie 02, 〒5108502, JP)

Application Number:

JP2011/063980

Publication Date:

December 29, 2011

Filing Date:

June 17, 2011

Export Citation:

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Assignee:

KYOWA HAKKO CHEMICAL CO., LTD. (2-15, Nihonbashi Muromachi 3-chome Chuo-k, Tokyo 22, 〒1030022, JP)
協和発酵ケミカル株式会社 (〒22 東京都中央区日本橋室町三丁目２番１５号 Tokyo, 〒1030022, JP)
HAKUMURA, Takashi (KYOWA HAKKO CHEMICAL CO. LTD. 3, Daikyo-cho 2-chome, Yokkaichi-sh, Mie 02, 〒5108502, JP)
白村　隆 (〒02 三重県四日市市大協町二丁目３番地　協和発酵ケミカル株式会社　四日市研究所内 Mie, 〒5108502, JP)
TOYODA, Hiroshi (KYOWA HAKKO CHEMICAL CO. LTD. 3, Daikyo-cho 2-chome, Yokkaichi-sh, Mie 02, 〒5108502, JP)
豊田　浩 (〒02 三重県四日市市大協町二丁目３番地　協和発酵ケミカル株式会社　四日市研究所内 Mie, 〒5108502, JP)

International Classes:

C07D231/22; C07D403/12; C07F15/06; G11B7/24

Attorney, Agent or Firm:

HIROTA, Koichi et al. (HIROTA, NAGARE & ASSOCIATES4th Floor, Shinjuku TR Bldg.,2-2-13, Yoyogi, Shibuya-ku, Tokyo 53, 〒1510053, JP)

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