WATER-BASED VEHICLE FOR ELECTROCONDUCTIVE PASTE
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United States of America Patent
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Issued Date -
May 30, 2019
app pub date -
Nov 27, 2017
filing date -
Nov 27, 2017
priority date (Note) -
Published
status (Latency Note)
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Abstract
The invention relates to a water-based vehicle used in the manufacture of an electroconductive silver paste. The water-based vehicle comprises a binder, a stabilizer, and water. The preferred embodiment of the invention utilizes at least one of polyvinylpyrrolidone, polyvinyl alcohol, and polyethelene glycol as the binder; and ethylene glycol as the stabilizer. Another aspect of the invention relates to an electroconductive paste composition based on the water-based vehicle. The preferred embodiment utilizes a metallic particle, a glass frit, and a water-based vehicle comprising a binder, a stabilizer, and water. The electroconductive paste of a high metallic content exhibits excellent storage stability.
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International Classification(s)
- H01L:SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICE....
- C03C:CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREO....
- C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS
- H01B:CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATER....
- C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08K:USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUB....
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