Carbonated electrorheological particles
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United States of America Patent
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Jul 4, 1995
Grant Date -
N/A
app pub date -
Apr 14, 1994
filing date -
Apr 14, 1994
priority date (Note) -
Expired
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Abstract
Electrorheological fluids of a hydrophobic liquid phase and, dispersed therein, electrorheologically active particles comprising a core particle and a coating of a metal carbonate, sulfate, thiosulfate, or sulfite exhibit reduced electrical conductivity compared with similar fluids containing uncoated particles.
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