Patent US4554019A successfully refreshed from Google Patents.
Patent EP0149867A2 successfully refreshed from Google Patents.
EP0149867A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Radiation hardenable coating and electronic components coated therewith
Assignee: Philips North America LLC
•
Filing: 1984-12-18
•
Granted: —
•
Expires: 2004-12-18
Abstract
Abstract An ultraviolet curable coating composition particularly adapted for providing water impermeable abrasive resistant coatings on low temperature degradable electronic components comprising a liquid mixture of an acrylated cresol novolac epoxy oligomer, a multifunctional acrylated urethane oligomer, a hydroxyalkyl methacrylate monomer, a biyclic monofunctional acrylate monomer, a photoinitiator and a calcined cobalt alumina pigment.
Inventors
- 👤 Jacob Calvin Bill
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-09 03:15
CPC Classifications
H; H01; H01G; H01G2/00; H01G2/12; C; C08; C08F; C08F299/00; C08F299/02; C08F299/022; C08F299/024; H05; H05K; H05K7/00; H05K7/005
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
60 words
An ultraviolet radiation curable liquid coating composition particularly adapted for providing a low temperature degradable electronic component with a protective coating, said composition comprising a liquid mixture of an acrylated epoxy oligomer, acrylated urethane oligomer, a hydroxyalkyl methacrylate nonomer, an aliphatic bicyclic monofunctional monomer, a calcined cobalt alumina pigment and at least one U,V. and one thermal free radical initiator.
Claim 2
Dependent Claim
60 words
An ultraviolet radiation curable liquid coating composition particularly adapted for providing a low temperature degradable electronic component with a protective coating, said composition comprising a liquid mixture of an acrylated epoxy oligomer, acrylated urethane oligomer, a hydroxyalkyl methacrylate nonomer, an aliphatic bicyclic monofunctional monomer, a calcined cobalt alumina pigment and at least one U,V. and one thermal free radical initiator.
Claim 3
Dependent Claim
15 words
The liquid coating composition of claim 1, wherein in addition an antifoaming agent is present.
Claim 4
Dependent Claim
17 words
An electronic component having an ultraviolet radiation cured coating formed from the coating composition of claim 1.
Claim 5
Dependent Claim
17 words
An electronic component having an ultraviolet radiation cured coating formed from the coating composition of claim 2.
Claim 6
Dependent Claim
17 words
A film capacitor having an ultraviolet radiation cured coating formed from the coating composition of claim 2.
Claim 7
Dependent Claim
20 words
An axial leaded polystyrene film capacitor having an ultraviolet radiation cured coating formed from the coating composition of claim 1.
Claim 8
Dependent Claim
20 words
An axial leaded polystyrene film capacitor having an ultraviolet radiation cured coating formed from the coating compositon of claim 2.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.