Patent US4230550A successfully refreshed from Google Patents.
US4230550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiation curable barrier coating having flexibility and selective gloss
Assignee: HP Inc
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Filing: 1979-08-06
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Granted: 1980-10-28
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Expires: 1999-08-06
Abstract
Abstract A radiation curable barrier coating having chemical resistance to many solvents, flexibility when cured, selective gloss and excellent abrasion resistance at a coating thickness provided by lithographic printing methods comprises acrylated melamine resin in combination with silica fillers and photoinitiators.
Inventors
- 👤 Kent D. Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:03
CPC Classifications
C; C08; C08F; C08F20/00; C08F20/02; C08F20/10; C08F20/34; C08F20/36; C09; C09D; C09D4/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31935
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
24 words
A composition of matter for application as a barrier coating, said composition consisting essentially of: trimethoxymethyl tri-2-ethoxy acrylate methyl melamine; silica; and a photoinitiator.
Claim 2
Dependent Claim
24 words
A composition of matter for application as a barrier coating, said composition consisting essentially of: trimethoxymethyl tri-2-ethoxy acrylate methyl melamine; silica; and a photoinitiator.
Claim 3
Dependent Claim
21 words
A composition as in claim 1 wherein trimethoxymethyl tri-2-ethoxy acrylate methyl melamine comprises greater than 50% by weight of the composition.
Claim 4
Dependent Claim
10 words
A composition as in claim 1 comprising an antistatic agent.
Claim 5
Dependent Claim
11 words
A composition as in claim 1 comprising a hindered amine stabilizer.
Claim 6
Dependent Claim
16 words
A composition as in claim 3 wherein the antistatic agent is (3-lauramidopropyl) trimethyl ammonium methyl sulfate.
Claim 7
Dependent Claim
15 words
A composition as in claim 4 wherein the hindered amine stabilizer comprises Bis (2,2,6,6-tetramethyl-piperidinyl-4) Sebacate.
Claim 8
Dependent Claim
26 words
A composition of matter for printing of selective glosses on a substrate, said composition consisting essentially of: trimethoxymethyl tri-2-ethoxy acrylate methyl melamine; silica; and a photoinitiator.
Claim 9
Dependent Claim
26 words
A composition of matter for printing of selective glosses on a substrate, said composition consisting essentially of: trimethoxymethyl tri-2-ethoxy acrylate methyl melamine; silica; and a photoinitiator.
Claim 10
Dependent Claim
21 words
A composition as in claim 7 wherein trimethoxymethyl tri-2-ethoxy acrylate methyl melamine comprises greater than 50% by weight of the composition.
Claim 11
Dependent Claim
10 words
A composition as in claim 7 comprising an antistatic agent.
Claim 12
Dependent Claim
11 words
A composition as in claim 7 comprising a hindered amine stabilizer.
Claim 13
Dependent Claim
16 words
A composition as in claim 9 wherein the antistatic agent is (3-lauramidopropyl) trimethyl ammonium methyl sulfate.
Claim 14
Dependent Claim
15 words
A composition as in claim 10 wherein the hindered amine stabilizer comprises Bis (2,2,6,6-tetramethyl-piperidinyl-4) Sebacate.
Claim 15
Dependent Claim
30 words
A composition of matter for application as a coating, said composition consisting essentially of: a melamine ring containing at least one pendent allylic group; a silica solid; and a photoinitiator.
Claim 16
Dependent Claim
30 words
A composition of matter for application as a coating, said composition consisting essentially of: a melamine ring containing at least one pendent allylic group; a silica solid; and a photoinitiator.
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) | 1983-10-28 | 1984-04-28 | 1984-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-10-28 | 1988-04-28 | 1988-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-10-28 | 1992-04-28 | 1992-10-28 | $7700.00 | Window Closed / Lapsed |