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US5514209A
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Hot melt jet ink composition
Assignee: Markem Imaje Corp
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Filing: 1994-10-24
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Granted: 1996-05-07
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Expires: 2014-10-24
Abstract
Abstract A hot melt jet ink composition comprising a glycerol ester of a hydrogenated rosin and microcrystalline wax exhibits good adhesion and resistance to offset at low temperatures.
Inventors
- 👤 Richard J. Larson, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:44
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/30; C09D11/34
Claims Analysis
Total Claims: 27
Claim 1
Independent Claim
34 words
A hot melt jet ink composition for application to a substrate comprising a glycerol ester of a hydrogenated rosin, microcrystalline wax and a coloring agent, the ink composition exhibiting improved performance at low temperatures.
Claim 2
Dependent Claim
34 words
A hot melt jet ink composition for application to a substrate comprising a glycerol ester of a hydrogenated rosin, microcrystalline wax and a coloring agent, the ink composition exhibiting improved performance at low temperatures.
Claim 3
Dependent Claim
15 words
A hot melt jet ink composition according to claim 1 further comprising a polyethylene wax.
Claim 4
Dependent Claim
36 words
A hot melt jet ink composition according to claim 1, wherein the glycerol ester of a hydrogenated rosin is present in an amount of 15% to 75% by weight of the hot melt jet ink composition.
Claim 5
Dependent Claim
36 words
A hot melt jet ink composition according to claim 3, wherein the glycerol ester of a hydrogenated rosin is present in an amount of 25% to 55% by weight of the hot melt jet ink composition.
Claim 6
Dependent Claim
36 words
A hot melt jet ink composition according to claim 4, wherein the glycerol ester of a hydrogenated rosin is present in an amount of 30% to 45% by weight of the hot melt jet ink composition.
Claim 7
Dependent Claim
39 words
A hot melt jet ink composition according to any one of claims 2, 3, 4, or 5, wherein the microcrystalline wax is present in an amount of 15% to 70% by weight of the hot melt jet ink composition.
Claim 8
Dependent Claim
32 words
A hot melt jet ink composition according to claim 6, wherein the microcrystalline wax is present in an amount of 25% to 60% by weight of the hot melt jet ink composition.
Claim 9
Dependent Claim
32 words
A hot melt jet ink composition according to claim 7, wherein the microcrystalline wax is present in an amount of 35% to 60% by weight of the hot melt jet ink composition.
Claim 10
Dependent Claim
15 words
A hot melt jet ink composition according to claim 8 further comprising a polyethylene wax.
Claim 11
Dependent Claim
29 words
A hot melt jet ink composition according to claim 9, wherein the polyethylene wax is present in an amount of 10% to 60% by weight of the ink composition.
Claim 12
Dependent Claim
29 words
A hot melt jet ink composition according to claim 10, wherein the polyethylene wax is present in an amount of 15% to 40% by weight of the ink composition.
Claim 13
Dependent Claim
29 words
A hot melt jet ink composition according to claim 11, wherein the polyethylene wax is present in an amount of 15% to 25% by weight of the ink composition.
Claim 14
Dependent Claim
39 words
A hot melt jet ink composition comprising 15% to 75% by weight of a glycerol ester of a hydrogenated rosin, 15% to 70% by weight of a microcrystalline wax and 10% to 60% by weight of a polyethylene wax.
Claim 15
Dependent Claim
39 words
A hot melt jet ink composition comprising 15% to 75% by weight of a glycerol ester of a hydrogenated rosin, 15% to 70% by weight of a microcrystalline wax and 10% to 60% by weight of a polyethylene wax.
Claim 16
Dependent Claim
62 words
A process for making a hot melt jet ink composition comprising the steps of: melting a microcrystalline wax, and adding a glycerol ester of a hydrogenated rosin to the molten microcrystalline wax, wherein the glycerol ester of a hydrogenated rosin and microcrystalline wax are present in an amount such that the hot melt jet ink composition exhibits improved performance at low temperatures.
Claim 17
Dependent Claim
62 words
A process for making a hot melt jet ink composition comprising the steps of: melting a microcrystalline wax, and adding a glycerol ester of a hydrogenated rosin to the molten microcrystalline wax, wherein the glycerol ester of a hydrogenated rosin and microcrystalline wax are present in an amount such that the hot melt jet ink composition exhibits improved performance at low temperatures.
Claim 18
Dependent Claim
32 words
A process according to claim 14, wherein the glycerol ester of a hydrogenated rosin is present in an amount of 15% to 75% by weight of the hot melt jet ink composition.
Claim 19
Dependent Claim
32 words
A process according to claim 15, wherein the glycerol ester of a hydrogenated rosin is present in an amount of 25% to 55% by weight of the hot melt jet ink composition.
Claim 20
Dependent Claim
32 words
A process according to claim 16, wherein the glycerol ester of a hydrogenated rosin is present in an amount of 30% to 45% by weight of the hot melt jet ink composition.
Claim 21
Dependent Claim
32 words
A process according to claims 14, 15, 16, or 17, wherein the microcrystalline wax is present in an amount of 15% to 70% by weight of the hot melt jet ink composition.
Claim 22
Dependent Claim
28 words
A process according to claim 18, wherein the microcrystalline wax is present in an amount of 25% to 65% by weight of the hot melt jet ink composition.
Claim 23
Dependent Claim
28 words
A process according to claim 19, wherein the microcrystalline wax is present in an amount of 35% to 60% by weight of the hot melt jet ink composition.
Claim 24
Dependent Claim
26 words
A process according to claim 20 further comprising the step of adding a polyethylene wax to the molten microcrystalline wax prior to adding the hydrogenated rosin.
Claim 25
Dependent Claim
29 words
A process according to claim 21, wherein the polyethylene wax is present in an amount of from 10% to 60% by weight of the hot melt jet ink composition.
Claim 26
Dependent Claim
28 words
A process according to claim 22, wherein the polyethylene wax is present in an amount of 15% to 40% by weight of the hot melt jet ink composition.
Claim 27
Dependent Claim
28 words
A process according to claim 23, wherein the polyethylene wax is present in an amount of 15% to 30% by weight of the hot melt jet ink composition.
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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) | 1999-05-07 | 1999-11-06 | 2000-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-05-07 | 2003-11-06 | 2004-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-05-07 | 2007-11-06 | 2008-05-07 | $7700.00 | Window Closed / Lapsed |