US4282269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic component with radiation-hardenable coating
Assignee: Exxelia Dearborn Inc
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Filing: 1980-07-14
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Granted: 1981-08-04
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Expires: 2000-07-14
Abstract
Abstract An electronic component is coated with a radiation-curable resin composition containing a borate to reduce the cure time and increase the thickness of the coating that can be cured.
Inventors
- 👤 Michael F. Lucey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:57
CPC Classifications
H; H01; H01G; H01G2/00; H01G2/12; B; B05; B05D; B05D3/00; B05D3/06; H05; H05K; H05K5/00; H05K5/06; H05K5/065
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
33 words
An electronic component having a coating of an ultraviolet radiation-curable composition containing a borate to increase the cure rate and the thickness of the coating, said coating cured by exposure to ultraviolet light.
Claim 2
Dependent Claim
33 words
An electronic component having a coating of an ultraviolet radiation-curable composition containing a borate to increase the cure rate and the thickness of the coating, said coating cured by exposure to ultraviolet light.
Claim 3
Dependent Claim
32 words
A component according to claim 1 wherein said component is chosen from the group of wound metallized film capacitors, wound extended foil capacitors, ceramic capacitors, stacked film-foil capacitors, and solid pellet capacitors.
Claim 4
Dependent Claim
22 words
A component according to claim 1 wherein said borate is chosen from the group of zinc borate, barium metaborate, and calcium metaborate.
Claim 5
Dependent Claim
20 words
A component according to claim 3 wherein said composition comprises an epoxy resin prepolymer, a multifunctional acrylate, and a photoinitiator.
Claim 6
Dependent Claim
22 words
A component according to claim 4 wherein said prepolymer is based on bisphenol-A, said acrylate is 1,6-hexanediol, and said photoinitiator is 2,2-dimethoxy-2-phenylacetophenone.
Claim 7
Dependent Claim
63 words
A component according to claim 5 wherein the amount of said prepolymer is in the range of 62 to 96 wt%, the amount of said acrylate is in the range of 4 to 35 wt%, the amount of photoinitiator is in the range of 0.5 to 2 wt%, and the amount of said borate is in the range of 0.8 to 31 wt%.
Claim 8
Dependent Claim
16 words
A component according to claim 6 wherein said composition also contains pigments, fillers, or mixtures thereof.
Claim 9
Dependent Claim
20 words
A component according to claim 3 wherein said composition comprises an acrylic urethane, a monoacrylate, a diacrylate, and a photoinitiator.
Claim 10
Dependent Claim
22 words
A component according to claim 8 wherein said monoacrylate is ethoxyethoxyethylacrylate, said diacrylate is tetraethyleneglycol diacrylate, and said borate is zinc borate.
Claim 11
Dependent Claim
58 words
A process of coating an electronic component comprising blending ultraviolet radiation-curable resin components with a borate to decrease cure time and to increase the thickness of the coating that can be cured, applying the resulting mixture to an electronic component as a coating, and then subjecting the coated component to exposure to ultraviolet radiation to cure said coating.
Claim 12
Dependent Claim
58 words
A process of coating an electronic component comprising blending ultraviolet radiation-curable resin components with a borate to decrease cure time and to increase the thickness of the coating that can be cured, applying the resulting mixture to an electronic component as a coating, and then subjecting the coated component to exposure to ultraviolet radiation to cure said coating.
Claim 13
Dependent Claim
15 words
A process according to claim 10 wherein said exposure is for less than 30 seconds.
Claim 14
Dependent Claim
26 words
A process of coating an electronic component according to claim 10 wherein said resin components comprise an epoxy resin prepolymer, a multifunctional acrylate, and a photoinitiator.
Claim 15
Dependent Claim
43 words
A process for coating an electronic component according to claim 12 wherein said prepolymer is based on bisphenol-A, said acrylate is 1,6-hexanediol diacrylate, said photoinitiator is 2,2-dimethoxy-2-phenylacetophenone, and said borate is chosen from the group of zinc borate, calcium metaborate, and barium metaborate.
Claim 16
Dependent Claim
12 words
A process according to claim 10 wherein a thixotropic additive is present.
Claim 17
Dependent Claim
25 words
A process according to claim 10 wherein a first clear coating is applied and at least partially cured and subsequent coatings are applied and cured.
Claim 18
Dependent Claim
14 words
A process according to claim 15 wherein said subsequent coatings contain dyes or pigments.
Claim 19
Dependent Claim
21 words
A process according to claim 10 wherein said resin components comprise an acrylic urethane, a monoacrylate, a diacrylate, and a photoinitiator.
Claim 20
Dependent Claim
22 words
A process according to claim 17 wherein said monoacrylate is ethoxyethoxyethylacrylate, said diacrylate is tetraethyleneglycol diacrylate, and said borate is zinc borate.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-08-03 | 1985-02-02 | 1985-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-08-03 | 1989-02-02 | 1989-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-08-03 | 1993-02-02 | 1993-08-04 | $7700.00 | Window Closed / Lapsed |