US5216437A
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US
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Ink, and recording method making use of same
Assignee: Canon Inc
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Filing: 1992-02-05
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Granted: 1993-06-01
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Expires: 2012-02-05
Abstract
Abstract An ink that includes a liquid medium and a dye represented by the following Formula (I): ##STR1## wherein M represents a cation selected from an alkali metal, ammonium, and an organic ammonium; R 1 and R 2 independently represent a group selected from a hydrogen atom, a methyl group, a methoxy group, an ethoxy group, and an acetylamino group; R 3 , R 4 , R 5 , R 6 , R 7 and R 8 independently represent a group selected from a hydrogen atom, a hydroxyl group, a sulfonic acid group, a methoxy group, and an ethoxy group; X represents a hydrogen atom, an acetyl group, a benzoyl group, --SO 2 C 6 H 5 , --SO 2 C 6 H 4 CH 3 , or ##STR2## where R 9 and R 10 independently represent a hydrogen atom, or --C 2 H 4 OH; and the sulfonic acid group is present as a salt of the same cation as that represented by M.
Inventors
- 👤 Takao Yamamoto
- 👤 Tsuyoshi Eida
- 👤 Katsuhiro Shirota
- 👤 Megumi Saito
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:02
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/30; C09D11/32; C09D11/328; C09B; C09B33/00; C09B33/18; C09B33/22
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
187 words
A method of carrying out recording comprising the step of applying an ink to a recording medium, wherein said ink comprises a dye and a liquid medium, said dye being represented by the following Formula (I): ##STR8## wherein M represents a cation selected from of any of an alkali metal, ammonium, and an organic ammonium; R 1 and R 2 independently represent a group selected from a hydrogen atom, a methyl group, a methoxy group, an ethoxy group, and an acetylamino group; R 3 , R 4 , R 5 , R 6 , R 7 and R 8 independently represent a group selected from a hydrogen atom, a hydroxyl group, a sulfonic acid group, a methoxy group, and an ethoxy group; X represents a hydrogen atom, an acetyl group, a benzolyl group, --SO 2 C 6 H 5 , --SO 2 C 6 H 4 CH 3 , or ##STR9## where R 9 and R 10 independently represent a hydrogen atom, or --C 2 H 4 OH; and said sulfonic acid group being present as a salt of the same cation as that represented by M.
Claim 2
Independent Claim
187 words
A method of carrying out recording comprising the step of applying an ink to a recording medium, wherein said ink comprises a dye and a liquid medium, said dye being represented by the following Formula (I): ##STR8## wherein M represents a cation selected from of any of an alkali metal, ammonium, and an organic ammonium; R 1 and R 2 independently represent a group selected from a hydrogen atom, a methyl group, a methoxy group, an ethoxy group, and an acetylamino group; R 3 , R 4 , R 5 , R 6 , R 7 and R 8 independently represent a group selected from a hydrogen atom, a hydroxyl group, a sulfonic acid group, a methoxy group, and an ethoxy group; X represents a hydrogen atom, an acetyl group, a benzolyl group, --SO 2 C 6 H 5 , --SO 2 C 6 H 4 CH 3 , or ##STR9## where R 9 and R 10 independently represent a hydrogen atom, or --C 2 H 4 OH; and said sulfonic acid group being present as a salt of the same cation as that represented by M.
Claim 3
Dependent Claim
17 words
A method according to claim 1, wherein said recording is carried out in an ink-jet recording system.
Claim 4
Dependent Claim
30 words
A method according to claim 2, wherein said ink-jet recording system is a system in which ink droplets are ejected from minute openings by applying heat energy to the ink.
Claim 5
Dependent Claim
23 words
A method according to claim 1, wherein said recording medium has, on its surface, an ink-receiving layer comprising a pigment and a binder.
Claim 6
Dependent Claim
29 words
A method according to claim 1, wherein said dye is contained in an amount ranging from 0.1 to 15% by weight based on the total weight of the ink.
Claim 7
Dependent Claim
18 words
A recording process according to claim 1, wherein said liquid medium comprises a water-soluble organic solvent and water.
Claim 8
Dependent Claim
28 words
A method according to claim 6, wherein said water is contained in an amount of at least 35% by weight based on the total weight of the ink.
Claim 9
Dependent Claim
31 words
A method according to claim 6, wherein said water-soluble organic solvent is contained in an amount ranging from 2 to 80% by weight based on the total weight of the ink.
Claim 10
Dependent Claim
221 words
An ink jet device comprising an ink storing member impregnated with an ink comprising a dye that is contained in an amount ranging from 0.1 to 15% by weight based on the total weight of the ink, and a liquid medium that comprises a water-soluble organic solvent and water, wherein said dye is a dye of Formula (I): ##STR10## wherein M represents a cation selected from an alkali metal, ammonium, and an organic ammonium; R 1 and R 2 independently represent a group selected from a hydrogen atom, a methyl group, a methoxy group, an ethoxy group, and an acetylamino group; R 3 , R 4 , R 5 , R 6 , R 7 and R 8 independently represent a group selected from a hydrogen atom, a hydroxyl group, a sulfonic acid group, a methoxy group, and an ethoxy group; X represents a hydrogen atom, an acetyl group, a benzolyl group, --SO 2 C 6 H 5 , --SO 2 C 6 H 4 CH 3 , or ##STR11## where R 9 and R 10 independently represent a hydrogen atom, or --C 2 H 4 OH; and said sulfonic acid group is present as a salt of the same cation as that represented by M; and a head having a plurality of orifices for discharging said ink as ink droplets.
Claim 11
Dependent Claim
221 words
An ink jet device comprising an ink storing member impregnated with an ink comprising a dye that is contained in an amount ranging from 0.1 to 15% by weight based on the total weight of the ink, and a liquid medium that comprises a water-soluble organic solvent and water, wherein said dye is a dye of Formula (I): ##STR10## wherein M represents a cation selected from an alkali metal, ammonium, and an organic ammonium; R 1 and R 2 independently represent a group selected from a hydrogen atom, a methyl group, a methoxy group, an ethoxy group, and an acetylamino group; R 3 , R 4 , R 5 , R 6 , R 7 and R 8 independently represent a group selected from a hydrogen atom, a hydroxyl group, a sulfonic acid group, a methoxy group, and an ethoxy group; X represents a hydrogen atom, an acetyl group, a benzolyl group, --SO 2 C 6 H 5 , --SO 2 C 6 H 4 CH 3 , or ##STR11## where R 9 and R 10 independently represent a hydrogen atom, or --C 2 H 4 OH; and said sulfonic acid group is present as a salt of the same cation as that represented by M; and a head having a plurality of orifices for discharging said ink as ink droplets.
Claim 12
Dependent Claim
21 words
An ink jet device according to claim 9, wherein said ink storing member is an ink absorber or an ink bag.
Claim 13
Dependent Claim
27 words
An ink jet device according to claim 9, wherein said head has a heating head to provide to said ink a heat energy for discharging ink droplets.
Claim 14
Dependent Claim
33 words
An ink jet device according to claim 9, wherein said water-soluble organic solvent is contained in an amount ranging from 2 to 80% by weight based on the total weight of the ink.
Claim 15
Dependent Claim
30 words
An ink jet device according to claim 14, wherein said water is contained in an amount of at least 35% by weight based on the total weight of the ink.
Claim 16
Dependent Claim
227 words
An ink jet recording apparatus comprising an ink jet device comprising an ink storing member impregnated with an ink comprising a dye that is contained in an amount ranging from 0.1 to 15% by weight based on the total weight of the ink, and a liquid medium that comprises a water-soluble organic solvent and water, wherein said dye is a dye of Formula (I): ##STR12## wherein M represents a cation selected from an alkali metal, ammonium, and an organic ammonium; R 1 and R 2 independently represent a group selected from a hydrogen atom, a methyl group, a methoxy group, an ethoxy group, and an acetylamino group; R 3 , R 4 , R 5 , R 6 , R 7 and R 8 independently represent a group selected from a hydrogen atom, a hydroxyl group, a sulfonic acid group, a methoxy group, and an ethoxy group; X represents a hydrogen atom, an acetyl group, a benzolyl group, --SO 2 C 6 H 5 , --SO 2 C 6 H 4 CH 3 , or ##STR13## where R 9 and R 10 independently represent a hydrogen atom, or --C 2 H 4 OH; and said sulfonic acid group is present as a salt of the same cation as that represented by M; and a head having a plurality of orifices for discharging said ink as ink droplets.
Claim 17
Dependent Claim
227 words
An ink jet recording apparatus comprising an ink jet device comprising an ink storing member impregnated with an ink comprising a dye that is contained in an amount ranging from 0.1 to 15% by weight based on the total weight of the ink, and a liquid medium that comprises a water-soluble organic solvent and water, wherein said dye is a dye of Formula (I): ##STR12## wherein M represents a cation selected from an alkali metal, ammonium, and an organic ammonium; R 1 and R 2 independently represent a group selected from a hydrogen atom, a methyl group, a methoxy group, an ethoxy group, and an acetylamino group; R 3 , R 4 , R 5 , R 6 , R 7 and R 8 independently represent a group selected from a hydrogen atom, a hydroxyl group, a sulfonic acid group, a methoxy group, and an ethoxy group; X represents a hydrogen atom, an acetyl group, a benzolyl group, --SO 2 C 6 H 5 , --SO 2 C 6 H 4 CH 3 , or ##STR13## where R 9 and R 10 independently represent a hydrogen atom, or --C 2 H 4 OH; and said sulfonic acid group is present as a salt of the same cation as that represented by M; and a head having a plurality of orifices for discharging said ink as ink droplets.
Claim 18
Dependent Claim
22 words
An ink jet recording apparatus according to claim 14, wherein said ink storing member is an ink absorber or an ink bag.
Claim 19
Dependent Claim
28 words
An ink jet recording apparatus according to claim 14, wherein said head has a heating head to provide to said ink a heat energy for discharging ink droplets.
Claim 20
Dependent Claim
34 words
An ink jet recording apparatus according to claim 14, wherein said water-soluble organic solvent is contained in an amount ranging from 2 to 80% by weight based on the total weight of the ink.
Claim 21
Dependent Claim
31 words
An ink jet recording apparatus according to claim 14, wherein said water is contained in an amount of at least 35% by weight based on the total weight of the ink.
Claim 22
Dependent Claim
204 words
An ink cartridge comprising an ink bag impregnated with an ink comprising a dye that is contained in an amount ranging from 0.1 to 15% by weight based on the total weight of the ink, and a liquid medium that comprises a water-soluble organic solvent and water, wherein said dye is a dye of Formula (I): ##STR14## wherein M represents a cation selected from an alkali metal, ammonium, and an organic ammonium; R 1 and R 2 independently represent a group selected from a hydrogen atom, a methyl group, a methoxy group, an ethoxy group, and an acetylamino group; R 3 , R 4 , R 5 , R 6 , R 7 and R 8 independently represent a group selected from a hydrogen atom, a hydroxyl group, a sulfonic acid group, a methoxy group, and an ethoxy group; X represents a hydrogen atom, an acetyl group, a benzolyl group, --SO 2 C 6 H 5 , --SO 2 C 6 H 4 CH 3 , or ##STR15## where R 9 and R 10 independently represent a hydrogen atom, or --C 2 H 4 OH; and said sulfonic acid group is present as a salt of the same cation as that represented by M.
Claim 23
Dependent Claim
204 words
An ink cartridge comprising an ink bag impregnated with an ink comprising a dye that is contained in an amount ranging from 0.1 to 15% by weight based on the total weight of the ink, and a liquid medium that comprises a water-soluble organic solvent and water, wherein said dye is a dye of Formula (I): ##STR14## wherein M represents a cation selected from an alkali metal, ammonium, and an organic ammonium; R 1 and R 2 independently represent a group selected from a hydrogen atom, a methyl group, a methoxy group, an ethoxy group, and an acetylamino group; R 3 , R 4 , R 5 , R 6 , R 7 and R 8 independently represent a group selected from a hydrogen atom, a hydroxyl group, a sulfonic acid group, a methoxy group, and an ethoxy group; X represents a hydrogen atom, an acetyl group, a benzolyl group, --SO 2 C 6 H 5 , --SO 2 C 6 H 4 CH 3 , or ##STR15## where R 9 and R 10 independently represent a hydrogen atom, or --C 2 H 4 OH; and said sulfonic acid group is present as a salt of the same cation as that represented by M.
Claim 24
Dependent Claim
32 words
The ink cartridge according to claim 19, wherein said water-soluble organic solvent is contained in an amount ranging from 2 to 80% by weight based on the total weight of the ink.
Claim 25
Dependent Claim
29 words
The ink cartridge according to claim 19, wherein said water is contained in an amount of at least 35% by weight based on the total weight of the ink.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-05-31 | 1996-11-30 | 1997-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-05-31 | 2000-11-30 | 2001-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-05-31 | 2004-11-30 | 2005-06-01 | $7700.00 | Window Closed / Lapsed |