Patent US2411518A successfully refreshed from Google Patents.
Patent US5213614A successfully refreshed from Google Patents.
US5213614A
Expired / Lapsed
US
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Ink, ink jet recording process and recording apparatus using the same
Assignee: Canon Inc
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Filing: 1992-01-17
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Granted: 1993-05-25
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Expires: 2012-01-17
Abstract
Abstract An ink comprising: water, a water soluble organic solvent, and a colorant represented by the following general formula (I): ##STR1## wherein Q1 is a substituted phenyl group; Q2 is a substituted or unsubstituted p-phenylene or a substituted or unsubstituted 1,4-naphtylene group; Q3 is a substituted phenyl group; M is an alkali metal, ammonium or an organic ammonium; and n is 0 or 1, and wherein said colorant has at least a sulfone group and a carboxyl group and the number of said sulfone groups is not greater than the number of said carboxyl groups. Such an ink may be used for an ink jet recording.
Inventors
- 👤 Tsuyoshi Eida
- 👤 Mayumi Yamamoto
- 👤 Takao Yamamoto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:18
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/30; C09D11/32; C09D11/328
Claims Analysis
Total Claims: 34
Claim 1
Independent Claim
99 words
An ink comprising: water, a water soluble organic solvent, and a colorant represented by the following general formula (I): ##STR7## wherein Q 1 is a substituted phenyl group Q 2 is a substituted or unsubstituted p-phenylene or a substituted or unsubstituted 1,4-naphthylene group; Q 3 is a substituted phenyl group; M is an alkali metal, ammonium or an organic ammonium; and n is 0 or 1, and wherein said colorant has at least s sulfonic acid group and a carboxyl group and the number of said sulfonic acid groups is not greater than the number of said carboxyl groups.
Claim 2
Dependent Claim
99 words
An ink comprising: water, a water soluble organic solvent, and a colorant represented by the following general formula (I): ##STR7## wherein Q 1 is a substituted phenyl group Q 2 is a substituted or unsubstituted p-phenylene or a substituted or unsubstituted 1,4-naphthylene group; Q 3 is a substituted phenyl group; M is an alkali metal, ammonium or an organic ammonium; and n is 0 or 1, and wherein said colorant has at least s sulfonic acid group and a carboxyl group and the number of said sulfonic acid groups is not greater than the number of said carboxyl groups.
Claim 3
Dependent Claim
103 words
An ink according to claim 1, wherein Q 1 is a phenyl group substituted by at least one substituent selected from the group consisting of --NH 2 , --CH 3 , --OH, --Cl, --SO 3 M and --COOM; Q 2 is a p-phenylene or 1,4-napthylene group substituted with at least one substituent selected from the group consisting of --CH 3 , --OCH 3 , --NHCOCH 3 , --COOM and --SO 3 M; and Q 3 is a phenyl group substituted with at least one substituent selected from the group consisting of --NH 2 , --CH 3 , --OH, --SO 3 M and --COOM.
Claim 4
Dependent Claim
36 words
An ink according to claim 1, wherein the ink contains the compound represented by the general formula (I) in an amount of from 0.2 to 20% by weight based on the total weight of the ink.
Claim 5
Dependent Claim
33 words
An ink according to claim 1, wherein the ink contains the water soluble organic solvent in an amount of from 2 to 50% by weight based on the total weight of the ink.
Claim 6
Dependent Claim
30 words
An ink according to claim 1, wherein the ink contains the water in an amount of from 50 to 95% by weight based on the total weight of the ink.
Claim 7
Dependent Claim
117 words
An ink jet recording process comprising the step of: conducting recording by ejecting droplets of an ink from an orifice in response to a recording signal, the ink comprising: water, a water soluble organic solvent, and a colorant represented by the following general formula (I): ##STR8## wherein Q 1 is a substituted phenyl group; Q 2 is a substituted or unsubstituted p-phenylene or a substituted or unsubstituted 1,4-naphthylene group; Q 3 is a substituted phenyl group; M is an alkali metal, ammonium or an organic ammonium; and n is 0 or 1, and wherein said and a carboxyl group and the number of said sulfonic acid groups is not greater than the number of said carboxyl groups.
Claim 8
Dependent Claim
117 words
An ink jet recording process comprising the step of: conducting recording by ejecting droplets of an ink from an orifice in response to a recording signal, the ink comprising: water, a water soluble organic solvent, and a colorant represented by the following general formula (I): ##STR8## wherein Q 1 is a substituted phenyl group; Q 2 is a substituted or unsubstituted p-phenylene or a substituted or unsubstituted 1,4-naphthylene group; Q 3 is a substituted phenyl group; M is an alkali metal, ammonium or an organic ammonium; and n is 0 or 1, and wherein said and a carboxyl group and the number of said sulfonic acid groups is not greater than the number of said carboxyl groups.
Claim 9
Dependent Claim
106 words
An ink jet recording process according to claim 6, wherein Q 1 is a phenyl group substituted by at least one substituent selected from the group consisting of --NH 2 , --CH 3 , --OH, --Cl, --SO 3 M and --COOM; Q 2 is a p-phenylene or 1,4-napthylene group substituted with at least one substituent selected from the group consisting of --CH 3 , --OCH 3 , --NHCOCH 3 , --COOM and --SO 3 M; and Q 3 is a phenyl group substituted with at least one substituent selected from the group consisting of --NH 2 , --CH 3 , --OH, --SO 3 M and --COM.
Claim 10
Dependent Claim
22 words
An ink jet recording process according to claim 6, wherein the droplets of the ink are ejected by action of thermal energy.
Claim 11
Dependent Claim
39 words
An ink jet recording process according to claim 6, wherein the ink contains the compound represented by the general formula (I) in an amount of from 0.2 to 20% by weight based on the total weight of the ink.
Claim 12
Dependent Claim
35 words
An ink jet recording process according to claim 6, wherein the ink contains the water soluble organic solvent in an amount of from 2 to 50% weight based on the total weight of the ink.
Claim 13
Dependent Claim
130 words
An ink jet device comprising an ink storing member impregnated with a recording liquid, and a head having an orifice for ejecting the recording liquid as droplets, the recording liquid comprising an ink comprising: water, a water soluble organic solvent, and a colorant represented by the following general formula (I): ##STR9## wherein Q 1 is a substituted phenyl group; Q 2 is a substituted or unsubstituted p-phenylene or a substituted or unsubstituted 1,4-napthylene group; Q 3 is a substituted phenyl group; M is an alkali metal, ammonium or an organic ammonium; and n is 0 or 1, and wherein said colorant has at least a sulfonic acid group and a carboxyl group and the number of said sulfonic acid groups is into greater than the number of said carboxyl groups.
Claim 14
Dependent Claim
130 words
An ink jet device comprising an ink storing member impregnated with a recording liquid, and a head having an orifice for ejecting the recording liquid as droplets, the recording liquid comprising an ink comprising: water, a water soluble organic solvent, and a colorant represented by the following general formula (I): ##STR9## wherein Q 1 is a substituted phenyl group; Q 2 is a substituted or unsubstituted p-phenylene or a substituted or unsubstituted 1,4-napthylene group; Q 3 is a substituted phenyl group; M is an alkali metal, ammonium or an organic ammonium; and n is 0 or 1, and wherein said colorant has at least a sulfonic acid group and a carboxyl group and the number of said sulfonic acid groups is into greater than the number of said carboxyl groups.
Claim 15
Dependent Claim
105 words
An ink jet device according to claim 11, wherein Q 1 is a phenyl group substituted by at least on substituent selected from the group consisting of --NH 2 , --CH 3 , --OH, --Cl, --SO 3 M and --COOM; Q 2 is a p-phenylene or 1,4-napthylene group substituted with at least one substituent selected from the group consisting of --CH 3 , --OCH 3 , --NHCOCH 3 , --COOM and --SO 3 M; and Q 3 is a phenyl group substituted with at least one substituent selected from the group consisting of --NH 2 , --CH 3 , --OH, --SO 3 M and --COOM.
Claim 16
Dependent Claim
21 words
An ink jet device according to claim 11, wherein the ink storing member is an ink absorber or an ink bag.
Claim 17
Dependent Claim
27 words
An ink jet device according to claim 11, wherein the head has a heating head to give to the ink a heat energy for ejecting ink droplets.
Claim 18
Dependent Claim
38 words
An ink jet device according to claim 11, wherein the ink contains the compound represented by the general formula (I) in an amount of from 0.2 to 20% by weight based on the total weight of the ink.
Claim 19
Dependent Claim
35 words
An ink jet device according to claim 11, wherein the ink contains the water soluble organic solvent in an amount of from 2 to 50% by weight based on the total weight of the ink.
Claim 20
Dependent Claim
32 words
An ink jet device according to claim 11, wherein the ink contains the water in an amount of from 50 to 95% by weight based on the total weight of the ink.
Claim 21
Dependent Claim
136 words
An ink jet recording apparatus comprising an ink jet device comprising an ink storing member impregnated with a recording liquid, and a head having an orifice for ejecting the recording liquid as droplets, the recording liquid comprising an ink comprising: water, a water soluble organic solvent, and a colorant represented by the following general formula (I): ##STR10## wherein Q 1 is a substituted phenyl group; Q 2 is a substituted or unsubstituted p-phenylene or a substituted or unsubstituted 1,4-napthylene group; Q 3 is a substituted phenol group; M is an alkali metal, ammonium or an organic ammonium; and n is 0 or 1, and wherein said colorant has at least a sulfonic acid group and a carboxyl group and the number of said sulfonic acid groups is not greater than the number of said carboxyl groups.
Claim 22
Dependent Claim
136 words
An ink jet recording apparatus comprising an ink jet device comprising an ink storing member impregnated with a recording liquid, and a head having an orifice for ejecting the recording liquid as droplets, the recording liquid comprising an ink comprising: water, a water soluble organic solvent, and a colorant represented by the following general formula (I): ##STR10## wherein Q 1 is a substituted phenyl group; Q 2 is a substituted or unsubstituted p-phenylene or a substituted or unsubstituted 1,4-napthylene group; Q 3 is a substituted phenol group; M is an alkali metal, ammonium or an organic ammonium; and n is 0 or 1, and wherein said colorant has at least a sulfonic acid group and a carboxyl group and the number of said sulfonic acid groups is not greater than the number of said carboxyl groups.
Claim 23
Dependent Claim
106 words
An ink jet recording apparatus according to claim 18, wherein Q 1 is a phenyl group substituted by at least one substituent selected from the group consisting of --NH 2 , --CH 23 , --OH, --Cl, --SO 3 M and --COOM; Q 2 is a p-phenylene or 1,4-napthylene group substituted with at least one substituent selected from the group consisting of --CH 3 , --OCH 3 , --NHCOCH 3 , --COOM and --SO 3 M; and Q 3 is a phenyl group substituted with at least one substituent selected from the group consisting of --NH 2 , --CH 3 , --OH, --SO 3 M and --COOM.
Claim 24
Dependent Claim
22 words
An ink jet recording apparatus according to claim 18, wherein the ink storing member is an ink absorber or an ink bag.
Claim 25
Dependent Claim
28 words
An ink jet recording apparatus according to claim 18, wherein the head has a heating head to provide a heat energy to the ink for ejecting ink droplets.
Claim 26
Dependent Claim
39 words
An ink jet recording apparatus according to claim 18, wherein the ink contains the compound represented by the general formula (I) in an amount of from 0.2 to 20% by weight based on the total weight of the ink.
Claim 27
Dependent Claim
35 words
An ink jet recording apparatus according to claim 18, wherein the ink contains the water soluble organic solvent in ana mount of from 2 to 50% weight based on the total weight of the ink.
Claim 28
Dependent Claim
33 words
An ink jet recording apparatus according to claim 18, wherein the ink contains the water in an amount of from 50 to 95% by weight based on the total weight of the ink.
Claim 29
Dependent Claim
112 words
An ink cartridge comprising an ink bag impregnated with a recording liquid comprising an ink comprising: water, a water soluble organic solvent, and a colorant represented by the following general formula (I): ##STR11## wherein Q 1 is a substituted phenyl group; Q 2 is a substituted or unsubstituted p-phenylene or a substituted or unsubstituted 1,4-napthylene group; Q 3 is a substituted phenyl group; M is an alkali metal, ammonium or an organic ammonium; and n is 0 or 1, and wherein aid colorant has at least a sulfonic acid group and a carboxyl group and the number of said sulfonic acid groups is into greater than the number of said carboxyl groups.
Claim 30
Dependent Claim
112 words
An ink cartridge comprising an ink bag impregnated with a recording liquid comprising an ink comprising: water, a water soluble organic solvent, and a colorant represented by the following general formula (I): ##STR11## wherein Q 1 is a substituted phenyl group; Q 2 is a substituted or unsubstituted p-phenylene or a substituted or unsubstituted 1,4-napthylene group; Q 3 is a substituted phenyl group; M is an alkali metal, ammonium or an organic ammonium; and n is 0 or 1, and wherein aid colorant has at least a sulfonic acid group and a carboxyl group and the number of said sulfonic acid groups is into greater than the number of said carboxyl groups.
Claim 31
Dependent Claim
104 words
An ink cartridge according to claim 25, wherein Q 1 is a phenyl group substituted by at least one substituent selected from the group consisting of --NH 2 , --CH 3 , --OH, --Cl, --SO 3 M and --COOM; Q 2 is a p-phenylene or 1,4-napthylene group substituted with at least one substituent selected from the group consisting of --CH 3 , --OCH 3 , --NHCOCH 3 , --COOM and --SO 3 M; and Q 3 is a phenyl group substituted with at least one substituent selected from the group consisting of --NH 2 , --CH 3 , --OH, --SO 3 M and --COOM.
Claim 32
Dependent Claim
37 words
An ink cartridge according to claim 25, wherein the ink contains the compound represented by the general formula (I) in an amount of from 0.2 to 20% by weight based on the total weight of the ink.
Claim 33
Dependent Claim
34 words
An ink cartridge according to claim 25, wherein the ink contains the water soluble organic solvent in an amount of from 2 to 50% by weight based on the total weight of the ink.
Claim 34
Dependent Claim
31 words
An ink cartridge according to claim 25, wherein the ink contains the water in an amount of from 50 to 95% by weight based on the total weight of the ink.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-05-24 | 1996-11-23 | 1997-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-05-24 | 2000-11-23 | 2001-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-05-24 | 2004-11-23 | 2005-05-25 | $7700.00 | Window Closed / Lapsed |