US5596027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condensation and water resistant jet ink
Assignee: Videojet Technologies Inc
•
Filing: 1995-07-13
•
Granted: 1997-01-21
•
Expires: 2015-07-13
Abstract
Abstract The present invention provides jet ink compositions that produce on glass, metal, plastic, and rubber surfaces messages having high visual intensity, and condensation and water resistance. The inventive compositions comprise a polyamine, a colorant, and an acidic resin. The present invention further provides jet ink compositions further comprising water as the ink carrier. The colorant used in the ink composition of the present invention includes a dye, a pigment, or a polymeric hollow microsphere. The polyamine used in the ink composition of the present invention includes a dendrimer. The ink composition of the present invention may additionally include pH adjusting agents, humectants, biocides, defoamers. The present invention further provides an improved process of jet printing on glass, metal, plastic, and rubber surfaces messages having improved condensation and water resistance, and improved visual intensity, the improvement comprising using the ink composition of the present invention.
Inventors
- 👤 Sharon B. Mead
- 👤 Susan J. Brennan
- 👤 Arsenia Morelos
- 👤 Josephine Aguilar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:04
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/30
Claims Analysis
Total Claims: 51
Claim 1
Independent Claim
30 words
An ink jet ink composition comprising a carrier, a colorant, a polyamine, and an acidic resin, said composition having a viscosity of about 5 centipoises or less at 25° C.
Claim 2
Dependent Claim
30 words
An ink jet ink composition comprising a carrier, a colorant, a polyamine, and an acidic resin, said composition having a viscosity of about 5 centipoises or less at 25° C.
Claim 3
Dependent Claim
13 words
The ink jet ink composition of claim 1, wherein said carrier comprises water.
Claim 4
Dependent Claim
22 words
The ink jet ink composition of claim 2, wherein said colorant is selected from the group consisting of dyes, pigments, and microspheres.
Claim 5
Dependent Claim
16 words
The ink jet ink composition of claim 3, wherein said microsphere is a polymeric hollow microsphere.
Claim 6
Dependent Claim
16 words
The ink jet ink composition of claim 4, wherein said microsphere is an acrylic/styrene hollow microsphere.
Claim 7
Dependent Claim
33 words
An ink jet ink composition comprising water, a polyamine, an acidic resin, and a colorant selected from the group consisting of dyes, pigments, and acrylic/styrene hollow microspheres, wherein said polyamine comprises a dendrimer.
Claim 8
Dependent Claim
33 words
An ink jet ink composition comprising water, a polyamine, an acidic resin, and a colorant selected from the group consisting of dyes, pigments, and acrylic/styrene hollow microspheres, wherein said polyamine comprises a dendrimer.
Claim 9
Dependent Claim
25 words
The ink jet ink composition of claim 6, wherein said dendrimer is selected from the group consisting of dendrimers of generation number 0 to 5.
Claim 10
Dependent Claim
16 words
The ink jet ink composition of claim 7, wherein said dendrimer has primary amine surface groups.
Claim 11
Dependent Claim
18 words
The ink jet ink composition of claim 8, wherein said acidic resin comprises a resin having carboxyl functionality.
Claim 12
Dependent Claim
23 words
The ink jet ink composition of claim 9, wherein said acidic resin has an acid number of from about 100 to about 300.
Claim 13
Dependent Claim
17 words
The ink jet ink composition of claim 10, wherein said acidic resin comprises a styrene/acrylic copolymer resin.
Claim 14
Dependent Claim
17 words
The ink jet ink composition of claim 11, wherein said composition further comprises a pH adjusting agent.
Claim 15
Dependent Claim
16 words
The ink jet ink composition of claim 12, wherein said pH adjusting agent comprises ammonium hydroxide.
Claim 16
Dependent Claim
16 words
The ink jet ink composition of claim 13, wherein said ink composition further comprises a humectant.
Claim 17
Dependent Claim
23 words
The ink jet ink composition of claim 14, wherein said humectant is selected from the group consisting of propylene glycol and N-methyl pyrrolidinone.
Claim 18
Dependent Claim
15 words
The ink jet ink composition of claim 15, wherein said composition further comprises a defoamer.
Claim 19
Dependent Claim
23 words
The ink jet ink composition of claim 16, wherein said defoamer is selected from the group consisting of silicone defoamers and acetylenic defoamers.
Claim 20
Dependent Claim
13 words
The ink jet ink composition of claim 16, wherein said defoamer comprises 2,4,7,9-tetramethyl-5-decyn-4,7-diol.
Claim 21
Dependent Claim
15 words
The ink jet ink composition of claim 16, wherein said defoamer comprises a silicone defoamer.
Claim 22
Dependent Claim
15 words
The ink jet ink composition of claim 16, wherein said composition further comprises a biocide.
Claim 23
Dependent Claim
13 words
The ink jet ink composition of claim 20, wherein said biocide comprises 6-acetoxy-2,2-dimethyl-1,3-dioxane.
Claim 24
Dependent Claim
18 words
The ink jet ink composition of claim 21, wherein said dendrimer is a dendrimer of generation number 2.
Claim 25
Dependent Claim
169 words
The ink jet ink composition of claim 22, wherein said composition comprises water in the amount of from about 40% by weight to about 50% by weight of said composition, said pH adjusting agent in the amount of from about 2% by weight to about 15% by weight of said composition, said acidic resin in the amount of from about 5% by weight to about 10% by weight of said composition, said polymeric hollow microsphere in the amount of from about 8% by weight to about 15% by weight of said composition, said humectant in the amount of from about 1% by weight to about 2% by weight of said composition, said dendrimer in the amount of from about 1% by weight to about 2% by weight of said composition, said defoamer in the amount of from about 0.05% by weight to about 0.35% by weight of said composition, and said biocide in the amount of from about 0.1% by weight to about 0.3% by weight of said composition.
Claim 26
Dependent Claim
18 words
The ink jet ink composition of claim 21, wherein said dendrimer comprises a dendrimer of generation number 3.
Claim 27
Dependent Claim
14 words
The ink jet ink composition of claim 24, wherein said colorant comprises carbon black.
Claim 28
Dependent Claim
168 words
The ink jet ink composition of claim 25, wherein said composition comprises water in the amount of from about 55% by weight to about 65% by weight of said composition, said pH adjusting agent in the amount of from about 2% by weight to about 4% by weight of said composition, said acidic resin in the amount of from about 12% by weight to about 20% by weight of said composition, said carbon black in the amount of from about 1% by weight to about 3% by weight of said composition, said humectant in the amount of from about 1% by weight to about 2% by weight of said composition, said dendrimer in the amount of from about 1% by weight to about 2% by weight of said composition, said defoamer in the amount of from about 0.05% by weight to about 0.35% by weight of said composition, and said biocide in the amount of from about 0.1% by weight to about 0.3% by weight of said composition.
Claim 29
Dependent Claim
18 words
The ink jet ink composition of claim 21, wherein said dendrimer comprises a dendrimer of generation number 4.
Claim 30
Dependent Claim
16 words
The ink jet ink composition of claim 27, wherein said colorant comprises Victoria Pure Blue FGA.
Claim 31
Dependent Claim
167 words
The ink jet ink composition of claim 28, wherein said composition comprises water in the amount of from about 60% by weight to about 70% by weight of said composition, said pH adjusting agent in the amount of from about 2% by weight to about 4% by weight of said composition, said acidic resin in the amount of from about 12% by weight to about 20% by weight of said composition, said colorant in the amount of from about 2% by weight to about 6% by weight of said composition, said humectant in the amount of from about 1% by weight to about 2% by weight of said composition, said dendrimer in the amount of from about 1% by weight to about 2% by weight of said composition, said defoamer in the amount of from about 0.05% by weight to about 0.35% by weight of said composition, and said biocide in the amount of from about 0.1% by weight to about 0.3% by weight of said composition.
Claim 32
Dependent Claim
55 words
In an improved process of jet ink printing on glass, metal, and plastic surfaces, messages having improved condensation, water resistance and visual intensity, the improvement comprising using an ink composition comprising a carrier, a colorant, a polyamine, and an acidic resin, said composition having a viscosity of about 5 centipoises or less at 25° C.
Claim 33
Dependent Claim
55 words
In an improved process of jet ink printing on glass, metal, and plastic surfaces, messages having improved condensation, water resistance and visual intensity, the improvement comprising using an ink composition comprising a carrier, a colorant, a polyamine, and an acidic resin, said composition having a viscosity of about 5 centipoises or less at 25° C.
Claim 34
Dependent Claim
11 words
The improved process of claim 30, wherein said carrier comprises water.
Claim 35
Dependent Claim
20 words
The improved process of claim 31, wherein said colorant is selected from the group consisting of dyes, pigments, and microspheres.
Claim 36
Dependent Claim
14 words
The improved process of claim 32, wherein said microsphere is a polymeric hollow microsphere.
Claim 37
Dependent Claim
14 words
The improved process of claim 33, wherein said microsphere comprises an acrylic/styrene hollow microsphere.
Claim 38
Dependent Claim
56 words
An improved process of jet printing on glass, metal, and plastic surfaces, messages having improved condensation, water resistance and visual intensity, the improvement comprising using an ink composition comprising water, a polyamine, an acidic resin, and a colorant selected from the group consisting of dyes, pigments, and acrylic/styrene hollow microspheres, wherein said polyamine comprises a dendrimer.
Claim 39
Dependent Claim
56 words
An improved process of jet printing on glass, metal, and plastic surfaces, messages having improved condensation, water resistance and visual intensity, the improvement comprising using an ink composition comprising water, a polyamine, an acidic resin, and a colorant selected from the group consisting of dyes, pigments, and acrylic/styrene hollow microspheres, wherein said polyamine comprises a dendrimer.
Claim 40
Dependent Claim
23 words
The improved process of claim 35, wherein said dendrimer is selected from the group consisting of dendrimers of generation number 0 to 5.
Claim 41
Dependent Claim
14 words
The improved process of claim 36, wherein said dendrimer has primary amine surface groups.
Claim 42
Dependent Claim
16 words
The improved process of claim 37, wherein said acidic resin comprises a resin having carboxyl functionality.
Claim 43
Dependent Claim
20 words
The improved process of claim 38, wherein said resin has an acid number of from about 100 to about 300.
Claim 44
Dependent Claim
14 words
The improved process of claim 39, wherein said resin comprises a styrene/acrylic copolymer resin.
Claim 45
Dependent Claim
15 words
The improved process of claim 40, wherein said composition further comprises a pH adjusting agent.
Claim 46
Dependent Claim
14 words
The improved process of claim 41, wherein said pH adjusting agent comprises ammonium hydroxide.
Claim 47
Dependent Claim
14 words
The improved process of claim 42, wherein said ink composition further comprises a humectant.
Claim 48
Dependent Claim
21 words
The improved process of claim 43, wherein said humectant is selected from the group consisting of propylene glycol and N-methyl pyrrolidinone.
Claim 49
Dependent Claim
13 words
The improved process of claim 44, wherein said composition further comprises a defoamer.
Claim 50
Dependent Claim
21 words
The improved process of claim 45, wherein said defoamer is selected from the group consisting of silicone defoamers and acetylenic defoamers.
Claim 51
Dependent Claim
13 words
The improved process of claim 46, wherein said composition further comprises a biocide.
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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) | 2000-01-21 | 2000-07-22 | 2001-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2004-01-21 | 2004-07-22 | 2005-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2008-01-21 | 2008-07-22 | 2009-01-21 | $7700.00 | Window Closed / Lapsed |