Light valve containing an improved suspension, and liquids therefor
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United States of America Patent
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Sep 20, 1988
Issued Date -
N/A
app pub date -
Aug 8, 1986
filing date -
Jun 10, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a light valve, comprising a cell containing a suspension of small anisometrically shaped particles suspended in an electrically resistive liquid suspending medium, said liquid suspending medium having a polymer dissolved therein and bonded to or associated with said particles, the improvement wherein said liquid suspending material comprises a liquid ester or ether of the formula R.sup.1 --X--R.sup.2 wherein R.sup.1 and R.sup.2 are as defined herein and X is ##STR1##
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