US5948155A
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Ink-jet recording ink and recording method using the same
Assignee: Fujifilm Business Innovation Corp
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Filing: 1997-12-10
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Granted: 1999-09-07
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Expires: 2017-12-10
Abstract
Abstract Ink-jet recording ink and an ink-jet recording method, said ink-jet recording ink comprising a water-insoluble coloring material, water, and at least one compound selected from the group consisting of a compound represented by formula (I) and polyglycerin: wherein R represents H or an alkyl group having 1 to 5 carbon atoms; m, n, o and p are all integers; and m+n+o+p is 0 to 200.
Inventors
- 👤 Toshitake Yui
- 👤 Atsushi Suzuki
- 👤 Nobuyuki Ichizawa
- 👤 Kunichi Yamashita
- 👤 Ken Hashimoto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:30
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/30; C09D11/38
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
67 words
An ink-jet recording ink comprising a water-insoluble coloring material, water and at least one compound selected from the group consisting of a compound represented by formula (I): ##STR4## wherein R represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms; and m, n, o and p each represents an integer and the total of m, n, o and p is 0 to 200.
Claim 2
Dependent Claim
67 words
An ink-jet recording ink comprising a water-insoluble coloring material, water and at least one compound selected from the group consisting of a compound represented by formula (I): ##STR4## wherein R represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms; and m, n, o and p each represents an integer and the total of m, n, o and p is 0 to 200.
Claim 3
Dependent Claim
32 words
The ink-jet recording ink according to claim 1, wherein the compound represented by formula (I) is contained in an amount of 0.01% to 20% by weight based on the ink-jet recording ink.
Claim 4
Dependent Claim
24 words
The ink-jet recording ink according to claim 1, wherein the coloring material has a volume average particle size of 20 nm to 500 nm.
Claim 5
Dependent Claim
18 words
The ink-jet recording ink according to claim 3, wherein the coloring material is dispersed with a dispersing agent.
Claim 6
Dependent Claim
17 words
The ink-jet recording ink according to claim 4, wherein the dispersing agent is a polymer dispersing agent.
Claim 7
Dependent Claim
28 words
The ink-jet recording ink according to claim 4, wherein the dispersing agent is contained in an amount of 0.1% to 50% by weight based on the coloring material.
Claim 8
Dependent Claim
12 words
The ink-jet recording ink according to claim 1, further comprising a base.
Claim 9
Dependent Claim
17 words
The ink-jet recording ink according to claim 1, which has a pH ranging from 6.0 to 10.0.
Claim 10
Dependent Claim
14 words
The ink-jet recording ink according to claim 1, which contains a water-soluble organic solvent.
Claim 11
Dependent Claim
12 words
The ink-jet recording ink according to claim 1, which contains a surfactant.
Claim 12
Dependent Claim
19 words
The ink-jet recording ink according to claim 10, wherein the surfactant is a nonionic surfactant or an anionic surfactant.
Claim 13
Dependent Claim
96 words
An ink-jet recording method comprising discharging a droplet of an ink through an orifice of a recording head and making a recording on a material to be recorded, wherein the ink comprises a water-insoluble coloring material, water and at least one compound selected from the group consisting of a compound represented by formula (I) and polyglycerin: ##STR5## wherein R represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms; and m, n, o and p each represents an integer and the total of m, n, o and p is 0 to 200.
Claim 14
Dependent Claim
96 words
An ink-jet recording method comprising discharging a droplet of an ink through an orifice of a recording head and making a recording on a material to be recorded, wherein the ink comprises a water-insoluble coloring material, water and at least one compound selected from the group consisting of a compound represented by formula (I) and polyglycerin: ##STR5## wherein R represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms; and m, n, o and p each represents an integer and the total of m, n, o and p is 0 to 200.
Claim 15
Dependent Claim
18 words
The ink-jet recording method according to claim 12, wherein the discharging of the ink is conducted by heating.
Claim 16
Dependent Claim
16 words
The ink-jet recording method according to claim 12, wherein the recording head comprises a polyimide resin.
Claim 17
Dependent Claim
32 words
The ink-jet recording method according to claim 12, wherein the compound represented by formula (I) is contained in an amount of 0.01% to 20% by weight based on the ink-jet recording 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) | 2002-09-06 | 2003-03-08 | 2003-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-09-06 | 2007-03-08 | 2007-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-09-06 | 2011-03-08 | 2011-09-07 | $7700.00 | Window Closed / Lapsed |