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US 9,427,829 B2Granted
Di- or poly-functional electron deficient olefins coated metal powders for solder paste
AssigneeHenkel IP & Holding GmbH
InventorsPuwei Liu, Barry N. Burns, Matthew J. Holloway, Blake Olsen, Edward Ho, John Killoran
Life of this patent
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Abstract
The present invention relates to cured products of di- or poly-functional electron deficient olefins coated onto at least a portion of a surface of metal powders, such as metal powders used as appropriate in the formation of solder alloys, spheres and pastes.
Claims16
A metal particle having di- or poly-functional electron deficient olefin coated on at least a portion of a surface thereof, wherein the di- or poly-functional electron deficient olefin is embraced by the following structure
- wherein R1 is C1-C40 alkyl, C2-C40 alkenyl, or C3-C40 cycloalkyl group, with hydroxyl or alkoxy functionality and/or ether linkages being optional, and n is 2-4.
Dependencies are inferred from the claim text.