Title:
光学記録材料及びシアニン化合物
Document Type and Number:
Japanese Patent JP5107239
Kind Code:
B2
Abstract:
An optical recording material comprising at least one kind of a cyanine compound represented by the following general formula (I):
wherein ring A and ring B each independently represent a benzene ring or a naphthalene ring which may have a substituent ; R 1 represents a group represented by the general formula (II), (II') or (II"); R 2 , R 3 and R 4 each independently represent a hydrogen atom, an organic group having 1 to 30 carbon atoms, or a group represented by the general formula (II), (II') or (II"); R 3 and R 4 may be linked together to form a ring structure; Y 1 and Y 2 each independently represent an organic group having 1 to 30 carbon atoms or a group represented by the general formula (III); X represents a hydrogen atom, a halogen atom, an alkyl group having 1 to 4 carbon atoms, a phenyl group which may have a substituent, a benzyl group which may have a substituent, or a cyano group; An m- represents an m-valent anion; m is 1 or 2; and p represents a coefficient keeping the charge neutral.
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Inventors:
Toru Yano
Koichi Shino
Koichi Shino
Application Number:
JP2008516628A
Publication Date:
December 26, 2012
Filing Date:
May 16, 2007
Export Citation:
Assignee:
ADEKA CORPORATION
International Classes:
B41M5/26; C07D209/04; C09B23/00; G11B7/244; G11B7/2472
Domestic Patent References:
| JP2001506933A | 2001-05-29 | |||
| JP2003231359A | 2003-08-19 | |||
| JP2006312710A | 2006-11-16 | |||
| JP2001506933A | 2001-05-29 | |||
| JP2003231359A | 2003-08-19 | |||
| JP2006312710A | 2006-11-16 |
Attorney, Agent or Firm:
Osamu Hatori