Solution for use in impregnating paper for high-pressure antistatic laminates
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United States of America Patent
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Feb 24, 1987
Issued Date -
N/A
app pub date -
Feb 4, 1986
filing date -
Nov 17, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A treating solution for use in impregnating a paper sheet material useful in the preparation of electrically conductive high-pressure thermoset laminates, which treating solution comprises in combination: an aqueous resin solution which includes a heat-curable thermosetting formaldehyde-type resin; and, an electrically conductive amount of a quaternary ammonium compound sufficient to impart an electrical resistivity of about 10.sup.10 ohms per square inch or less to the impregnated thermoset paper sheet material.
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