Two-photon absorption dye-containing material, three-dimensional refractive index modulation material, three-dimensional absorption index modulation material and three-dimensional optical recording material

• US 20050019711A1
• Filed: 07/16/2004
• Published: 01/27/2005
• Est. Priority Date: 07/18/2003
• Status: Active Grant

• Current Assignee: Fujifilm Corporation (Fujifilm Holdings Corporation)
• Original Assignee: Fuji Photo Film Co Limited (Fujifilm Holdings Corporation)
• Inventors: Takizawa, Hiroo
• Granted Patent: US 7,531,667 B2
• Time in Patent Office: Days
• US Class Current: 430/561
• CPC Class Codes: B82Y 10/00 Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
• CPC Class Codes: C09B 1/00 Dyes with anthracene nucleus not condensed with any other ring
• CPC Class Codes: C09B 1/201 Dyes with no other substituents than the amino groups
• CPC Class Codes: C09B 11/12 without any OH group bound to an aryl nucleus
• CPC Class Codes: C09B 11/24 Phthaleins containing amino groups ; Phthalanes; Fluoranes; Phthalides; Rhodamine dyes; Phthaleins having heterocyclic aryl rings; Lactone or lactame forms of triarylmethane dyes
• CPC Class Codes: C09B 17/00 Azine dyes
• CPC Class Codes: C09B 19/00 Oxazine dyes
• CPC Class Codes: C09B 21/00 Thiazine dyes
• CPC Class Codes: C09B 23/0008 substituted on the polymethine chain
• CPC Class Codes: C09B 23/0066 the polymethine chain being part of a carbocyclic ring,(e.g. benzene, naphtalene, cyclohexene, cyclobutenene-quadratic acid)
• CPC Class Codes: C09B 23/0091 having only one heterocyclic ring at one end of the methine chain, e.g. hemicyamines, hemioxonol styryl dyes see C09B23/14
• CPC Class Codes: C09B 23/02 the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
• CPC Class Codes: C09B 23/10 The polymethine chain containing an even number of >CH- groups styryl dyes C09B23/14, C09B23/14 takes precedence
• CPC Class Codes: C09B 23/12 the polymethine chain being branched "branched" means that the substituent on the polymethine chain forms a new conjugated system, e.g. most trinuclear cyanine dyes
• CPC Class Codes: C09B 23/14 Styryl dyes
• CPC Class Codes: C09B 23/141 Bis styryl dyes containing two radicals C6H5-CH=CH-
• CPC Class Codes: C09B 23/145 the ethylene chain carrying an heterocyclic residue, e.g. heterocycle-CH=CH-C6H5
• CPC Class Codes: C09B 29/0037 containing a five-membered heterocyclic ring with two nitrogen atoms
• CPC Class Codes: C09B 29/0811 further substituted alkylamino, alkenylamino, alkynylamino, cycloalkylamino aralkylamino or arylamino
• CPC Class Codes: C09B 47/00 Porphines; Azaporphines non-dyeing compounds C07D487/22
• CPC Class Codes: C09B 47/0673 : having alkyl radicals linked directly to the Pc skeleton; having carbocyclic groups linked directly to the skeleton
• CPC Class Codes: C09B 47/0675 : having oxygen or sulfur linked directly to the skeleton
• CPC Class Codes: C09B 47/0678 : having-COOH or -SO3H radicals or derivatives thereof directly linked to the skeleton
• CPC Class Codes: C09B 5/62 : Cyclic imides or amidines of peri-dicarboxylic acids of the anthracene, benzanthrene, or perylene series
• CPC Class Codes: C09B 55/009 : Azomethine dyes, the C-atom of the group -C=N- being part of a ring (Image)
• CPC Class Codes: C09B 57/00 : Other synthetic dyes of known constitution
• CPC Class Codes: C09B 57/02 : Coumarine dyes
• CPC Class Codes: C09B 57/10 : Metal complexes of organic compounds not being dyes in uncomplexed form
• CPC Class Codes: C09B 69/04 : of anionic dyes with nitrogen containing compounds
• CPC Class Codes: C09B 69/06 : of cationic dyes with organic acids or with inorganic complex acids
• CPC Class Codes: C09B 7/00 : Indigoid dyes
• CPC Class Codes: G11B 7/241 : characterised by the selection of the material
• CPC Class Codes: G11B 7/243 : comprising inorganic materials only, e.g. ablative layers
• CPC Class Codes: G11B 7/245 : containing a polymeric component
• CPC Class Codes: G11B 7/246 : containing dyes
• CPC Class Codes: G11B 7/2467 : azo-dyes
• CPC Class Codes: G11B 7/247 : methine or polymethine dyes
• CPC Class Codes: G11B 7/2472 : cyanine
• CPC Class Codes: G11B 7/2475 : merocyanine
• CPC Class Codes: G11B 7/2478 : oxonol
• CPC Class Codes: G11B 7/248 : porphines; azaporphines, e.g. phthalocyanines
• CPC Class Codes: G11B 7/2492 : neutral compounds
• CPC Class Codes: G11B 7/2495 : as anions

Abstract

To provide a two-photon absorption dye-containing material having a great off-resonant two-photon absorption cross section and comprising a two-photon absorption dye capable of decoloring itself through off-resonant two-photon absorption, useful for a three-dimensional refractive index or absorption index modulation material, a three-dimensional optical recording medium, three-dimensional refractive index modulation method and recording and reproducing method for a three-dimensional optical recording medium a two-photon absorption dye-containing material comprising at least a two-photon absorption dye capable of decoloring itself through two-photon absorption.

Claims

1. A two-photon absorption dye-containing material, comprising at least a two-photon absorption dye capable of decoloring itself through two-photon absorption.

2. A two-photon absorption dye-containing material according to claim 1, further comprising a decoloring agent precursor.

3. A two-photon absorption dye-containing material according to claim 2, wherein the decoloring agent precursor is at least one selected from the group consisting of a radical generator, an acid generator, a base generator, a nucleophilic agent generator, an electrophilic agent generator and a triplet-state oxygen.

4. A two-photon absorption dye-containing material according to claim 2, wherein the decoloring agent precursor is at least one selected the group consisting of (1) a radical generator containing a ketone, (2) a radical generator containing an organic peroxide, (3) a radical generator containing a bisimidazole, (4) a radical-and-acid generator containing a trihalomethyl-substituted triazine, (5) a radical-and-acid generator containing a diazonium salt, (6) a radical-and-acid generator containing a diaryliodonium salt, (7) a radical-and-acid generator containing a sulfonium salt, (8) a radical generator containing a borate, (9) a radical generator containing a diaryliodonium-organoboron complex, (10) a radical generator containing a sulfonium-organoboron complex, (11) a radical generator containing a organoboron complex which is a cationic two-photon absorption dye, (12) a radical generator containing an onium salt complex which is an anionic two-photon absorption dye, (13) a radical-and-acid generator containing a metal-arene complex and (14) an acid generator containing a sulfonate.

5. A two-photon absorption dye-containing material according to claim 2, wherein the decoloring agent precursor is a compound represented by the following formula (21-1), (21-2), (21-3) or (21-4):

6. A two-photon absorption dye-containing material according to claim 1, wherein the two-photon absorption dye is a methine dye or a phthalocyanine dye.

7. A two-photon absorption dye-containing material according to claim 6, wherein the two-photon absorption dye is a cyanine dye, a merocyanine dye, an oxonol dye, a phthalocyanine dye or a compound represented by the following formula (1):

8. A two-photon absorption dye-containing material according to claim 1, which is for a three-dimensional refractive index modulation material.

9. A two-photon absorption dye-containing material according to claim 1, which is for a three-dimensional absorption index modulation material.

10. A two-photon absorption dye-containing material according to claim 1, which is for a three-dimensional optical recording material.

11. A method for three-dimensional refractive index modulation, comprising decoloring a two-photon absorption dye capable of decoloring itself through two-photon absorption,

wherein the two-photon absorption is caused by irradiating the dye with a laser light, and the laser light has a wavelength free of linear absorption for the dye and a longer wavelength than a linear absorption band of the dye.

12. A three-dimensional optical recording method, comprising decoloring a two-photon absorption dye capable of decoloring itself through two-photon absorption,

wherein the two-photon absorption is caused in a region where a laser light is focused, and the laser light has a wavelength free of linear absorption for the dye and a longer wavelength than a linear absorption band of the dye, so as to make a difference in a refractive or absorption index between the region and a region where the laser light is not focused.

13. A three-dimensional optical reproducing method, comprising:

irradiating a two-photon absorption dye-containing material with a light, wherein the two-photon absorption dye-containing material has a recorded region where a two-photon absorption dye is decolored through two-photon absorption and a unrecorded region where a two-photon absorption dye is not decolored; and

detecting a difference in a reflectivity, a transmittance or an absorption index between the recorded region and the unrecorded region.